CN1071427A - 6-苯并嗪基和6-苯并噻嗪基-2,3,4,5-四氢哒嗪-3-酮 - Google Patents
6-苯并嗪基和6-苯并噻嗪基-2,3,4,5-四氢哒嗪-3-酮 Download PDFInfo
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- CN1071427A CN1071427A CN92112768A CN92112768A CN1071427A CN 1071427 A CN1071427 A CN 1071427A CN 92112768 A CN92112768 A CN 92112768A CN 92112768 A CN92112768 A CN 92112768A CN 1071427 A CN1071427 A CN 1071427A
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- Prior art keywords
- oxo
- dihydro
- benzoxazines
- methyl
- compound
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- -1 6-Benzoxazinyl Chemical group 0.000 title claims abstract description 22
- 150000001875 compounds Chemical class 0.000 claims abstract description 101
- 238000000034 method Methods 0.000 claims description 54
- 239000000047 product Substances 0.000 claims description 27
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 125000000217 alkyl group Chemical group 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 16
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 238000005804 alkylation reaction Methods 0.000 claims description 11
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 claims description 11
- 230000029936 alkylation Effects 0.000 claims description 10
- 125000005913 (C3-C6) cycloalkyl group Chemical group 0.000 claims description 9
- CMLFRMDBDNHMRA-UHFFFAOYSA-N 2h-1,2-benzoxazine Chemical group C1=CC=C2C=CNOC2=C1 CMLFRMDBDNHMRA-UHFFFAOYSA-N 0.000 claims description 9
- 125000004390 alkyl sulfonyl group Chemical group 0.000 claims description 7
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- 150000001412 amines Chemical group 0.000 claims description 6
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052794 bromium Inorganic materials 0.000 claims description 6
- 239000000460 chlorine Substances 0.000 claims description 6
- 229910052801 chlorine Inorganic materials 0.000 claims description 6
- 125000003435 aroyl group Chemical group 0.000 claims description 5
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 4
- 125000002252 acyl group Chemical group 0.000 claims description 4
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- 229910052740 iodine Inorganic materials 0.000 claims description 4
- 239000011630 iodine Substances 0.000 claims description 4
- NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical group C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 claims description 3
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 claims description 2
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 claims description 2
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- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims 4
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- NMGLVHXJOMBIJW-UHFFFAOYSA-N 1h-benzimidazole;dihydrochloride Chemical group Cl.Cl.C1=CC=C2NC=NC2=C1 NMGLVHXJOMBIJW-UHFFFAOYSA-N 0.000 description 1
- KQXBYDQIOLXEDZ-UHFFFAOYSA-N 2,2-dimethyl-4h-1,4-benzothiazin-3-one Chemical compound C1=CC=C2NC(=O)C(C)(C)SC2=C1 KQXBYDQIOLXEDZ-UHFFFAOYSA-N 0.000 description 1
- LJRUKUQEIHJTEL-UHFFFAOYSA-N 2,2-dimethyl-4h-1,4-benzoxazin-3-one Chemical class C1=CC=C2NC(=O)C(C)(C)OC2=C1 LJRUKUQEIHJTEL-UHFFFAOYSA-N 0.000 description 1
- XMQVNUTYQGTWSH-UHFFFAOYSA-N 2,7-dimethyl-3,4-dihydro-2h-1,4-benzoxazine Chemical class C1=C(C)C=C2OC(C)CNC2=C1 XMQVNUTYQGTWSH-UHFFFAOYSA-N 0.000 description 1
- ZOMOUQHBJCPYNA-UHFFFAOYSA-N 2,7-dimethyl-4h-1,4-benzoxazin-3-one Chemical class CC1=CC=C2NC(=O)C(C)OC2=C1 ZOMOUQHBJCPYNA-UHFFFAOYSA-N 0.000 description 1
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 1
- OFFDVSXJDMMFLR-UHFFFAOYSA-N 2-(4-aminophenyl)-4-oxobutanoic acid Chemical compound NC1=CC=C(C(CC=O)C(O)=O)C=C1 OFFDVSXJDMMFLR-UHFFFAOYSA-N 0.000 description 1
- SZTXWVATOUOIHT-UHFFFAOYSA-N 2-methyl-4-propan-2-yl-1,4-benzoxazin-3-one Chemical class C1=CC=C2N(C(C)C)C(=O)C(C)OC2=C1 SZTXWVATOUOIHT-UHFFFAOYSA-N 0.000 description 1
- MCEOSIYJRZMQNS-UHFFFAOYSA-N 2-methyl-4h-1,4-benzothiazin-3-one Chemical compound C1=CC=C2NC(=O)C(C)SC2=C1 MCEOSIYJRZMQNS-UHFFFAOYSA-N 0.000 description 1
- VZWZDYSMVHQTHD-UHFFFAOYSA-N 2-propan-2-ylpyridazin-3-one Chemical compound CC(C)N1N=CC=CC1=O VZWZDYSMVHQTHD-UHFFFAOYSA-N 0.000 description 1
- XORDMMZJYNHZSB-UHFFFAOYSA-N 3-(3-oxo-4h-1,4-benzothiazin-6-yl)propanal Chemical compound S1CC(=O)NC2=CC(CCC=O)=CC=C21 XORDMMZJYNHZSB-UHFFFAOYSA-N 0.000 description 1
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- NJUSKFMQOHRMIP-UHFFFAOYSA-N 3-methyl-4-oxobutanoic acid Chemical compound O=CC(C)CC(O)=O NJUSKFMQOHRMIP-UHFFFAOYSA-N 0.000 description 1
- WJBUHPRLJOQILJ-UHFFFAOYSA-N 4-cyclopentyl-1,4-benzoxazin-3-one Chemical class O=C1COC2=CC=CC=C2N1C1CCCC1 WJBUHPRLJOQILJ-UHFFFAOYSA-N 0.000 description 1
- JAYZFRVIMKPXCV-UHFFFAOYSA-N 4-cyclopentyl-2-methyl-1,4-benzoxazin-3-one Chemical class O=C1C(C)OC2=CC=CC=C2N1C1CCCC1 JAYZFRVIMKPXCV-UHFFFAOYSA-N 0.000 description 1
- XJCJBVMRINCGBQ-UHFFFAOYSA-N 4-methylsulfonyl-2,3-dihydro-1,4-benzoxazine Chemical class C1=CC=C2N(S(=O)(=O)C)CCOC2=C1 XJCJBVMRINCGBQ-UHFFFAOYSA-N 0.000 description 1
- AYBHLDBEHACNLK-UHFFFAOYSA-N 4-propan-2-yl-1,4-benzoxazin-3-one Chemical class C1=CC=C2N(C(C)C)C(=O)COC2=C1 AYBHLDBEHACNLK-UHFFFAOYSA-N 0.000 description 1
- HQQTZCPKNZVLFF-UHFFFAOYSA-N 4h-1,2-benzoxazin-3-one Chemical compound C1=CC=C2ONC(=O)CC2=C1 HQQTZCPKNZVLFF-UHFFFAOYSA-N 0.000 description 1
- GTFMIJNXNMDHAB-UHFFFAOYSA-N 4h-1,4-benzothiazin-3-one Chemical compound C1=CC=C2NC(=O)CSC2=C1 GTFMIJNXNMDHAB-UHFFFAOYSA-N 0.000 description 1
- XVMSFILGAMDHEY-UHFFFAOYSA-N 6-(4-aminophenyl)sulfonylpyridin-3-amine Chemical compound C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=N1 XVMSFILGAMDHEY-UHFFFAOYSA-N 0.000 description 1
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- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
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- NCVQVCRIORLULH-UHFFFAOYSA-N CC1=CCC(C=C1C(=O)O)C(=O)O Chemical compound CC1=CCC(C=C1C(=O)O)C(=O)O NCVQVCRIORLULH-UHFFFAOYSA-N 0.000 description 1
- VGCXGMAHQTYDJK-UHFFFAOYSA-N Chloroacetyl chloride Chemical class ClCC(Cl)=O VGCXGMAHQTYDJK-UHFFFAOYSA-N 0.000 description 1
- 101000783577 Dendroaspis angusticeps Thrombostatin Proteins 0.000 description 1
- 101000783578 Dendroaspis jamesoni kaimosae Dendroaspin Proteins 0.000 description 1
- CTENFNNZBMHDDG-UHFFFAOYSA-N Dopamine hydrochloride Chemical compound Cl.NCCC1=CC=C(O)C(O)=C1 CTENFNNZBMHDDG-UHFFFAOYSA-N 0.000 description 1
- 239000004278 EU approved seasoning Substances 0.000 description 1
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical class [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 1
- OCWLYWIFNDCWRZ-UHFFFAOYSA-N Methyl (S)-2-Methylbutanoate Chemical class CCC(C)C(=O)OC OCWLYWIFNDCWRZ-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical group O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 1
- 125000002015 acyclic group Chemical group 0.000 description 1
- 150000003855 acyl compounds Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
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- BHELZAPQIKSEDF-UHFFFAOYSA-N allyl bromide Chemical compound BrCC=C BHELZAPQIKSEDF-UHFFFAOYSA-N 0.000 description 1
- 230000000702 anti-platelet effect Effects 0.000 description 1
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- 229940127218 antiplatelet drug Drugs 0.000 description 1
- 230000004872 arterial blood pressure Effects 0.000 description 1
- PASDCCFISLVPSO-UHFFFAOYSA-N benzoyl chloride Chemical compound ClC(=O)C1=CC=CC=C1 PASDCCFISLVPSO-UHFFFAOYSA-N 0.000 description 1
- AQNQQHJNRPDOQV-UHFFFAOYSA-N bromocyclohexane Chemical compound BrC1CCCCC1 AQNQQHJNRPDOQV-UHFFFAOYSA-N 0.000 description 1
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- 229940126543 compound 14 Drugs 0.000 description 1
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- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
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- 230000005764 inhibitory process Effects 0.000 description 1
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- PPXUHEORWJQRHJ-UHFFFAOYSA-N isovaleric acid ethyl ester Natural products CCOC(=O)CC(C)C PPXUHEORWJQRHJ-UHFFFAOYSA-N 0.000 description 1
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- 235000011147 magnesium chloride Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910000474 mercury oxide Inorganic materials 0.000 description 1
- UKWHYYKOEPRTIC-UHFFFAOYSA-N mercury(ii) oxide Chemical compound [Hg]=O UKWHYYKOEPRTIC-UHFFFAOYSA-N 0.000 description 1
- NWXDBEYLLMPZOG-UHFFFAOYSA-N methyl 3-methyl-4-(4-methyl-3-oxo-1,4-benzothiazin-7-yl)-4-oxobutanoate Chemical class CN1C(=O)CSC2=CC(C(=O)C(C)CC(=O)OC)=CC=C21 NWXDBEYLLMPZOG-UHFFFAOYSA-N 0.000 description 1
- MPHWBQQPAIUPAC-UHFFFAOYSA-N methyl 3-methyl-4-oxobutanoate Chemical class COC(=O)CC(C)C=O MPHWBQQPAIUPAC-UHFFFAOYSA-N 0.000 description 1
- VPVVGHNMTGMCMZ-UHFFFAOYSA-N methyl 4-(2,2-dimethyl-3-oxo-4h-1,4-benzothiazin-6-yl)-4-oxobutanoate Chemical class S1C(C)(C)C(=O)NC2=CC(C(=O)CCC(=O)OC)=CC=C21 VPVVGHNMTGMCMZ-UHFFFAOYSA-N 0.000 description 1
- TYSJTKWTZVNVCH-UHFFFAOYSA-N methyl 4-(2-methyl-3-oxo-4h-1,4-benzothiazin-6-yl)-4-oxobutanoate Chemical class S1C(C)C(=O)NC2=CC(C(=O)CCC(=O)OC)=CC=C21 TYSJTKWTZVNVCH-UHFFFAOYSA-N 0.000 description 1
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- 239000002002 slurry Substances 0.000 description 1
- 239000003998 snake venom Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- FDRCDNZGSXJAFP-UHFFFAOYSA-M sodium chloroacetate Chemical class [Na+].[O-]C(=O)CCl FDRCDNZGSXJAFP-UHFFFAOYSA-M 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- QGMRQYFBGABWDR-UHFFFAOYSA-N sodium;5-ethyl-5-pentan-2-yl-1,3-diazinane-2,4,6-trione Chemical compound [Na+].CCCC(C)C1(CC)C(=O)NC(=O)NC1=O QGMRQYFBGABWDR-UHFFFAOYSA-N 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
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- 230000002861 ventricular Effects 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
- C07D413/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
- A61P11/08—Bronchodilators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P21/00—Drugs for disorders of the muscular or neuromuscular system
- A61P21/02—Muscle relaxants, e.g. for tetanus or cramps
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/02—Antithrombotic agents; Anticoagulants; Platelet aggregation inhibitors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/04—Inotropic agents, i.e. stimulants of cardiac contraction; Drugs for heart failure
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D265/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
- C07D265/28—1,4-Oxazines; Hydrogenated 1,4-oxazines
- C07D265/34—1,4-Oxazines; Hydrogenated 1,4-oxazines condensed with carbocyclic rings
- C07D265/36—1,4-Oxazines; Hydrogenated 1,4-oxazines condensed with carbocyclic rings condensed with one six-membered ring
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D279/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
- C07D279/10—1,4-Thiazines; Hydrogenated 1,4-thiazines
- C07D279/14—1,4-Thiazines; Hydrogenated 1,4-thiazines condensed with carbocyclic rings or ring systems
- C07D279/16—1,4-Thiazines; Hydrogenated 1,4-thiazines condensed with carbocyclic rings or ring systems condensed with one six-membered ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
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Abstract
本发明描述了苯并嗪基-和苯并噻嗪基哒嗪
酮化合物的合成,该类新化合物是强心剂和磷酸二酯
酶抑制剂。此外,这些化合物还可用作平滑肌松弛剂
和支气管扩张剂。
Description
本发明是关于下面结构式所表示的化合物:
其将进一步在本文描述,这类化合物可用作强心剂、血管扩张剂、磷酸二酯酶组份Ⅲ和血小板凝聚的抑制剂。此外,也用作平滑肌松弛剂和支气管抗张剂。本发明涉及与本文中进一步定义的这类化合物的中间体。
喹啉取代的哒嗪-3-酮已表明可作为强心剂和血小板凝聚抑制剂,已公布的欧洲专利申请155,798号和英国专利2,031,404号报导了结构式Ⅱ所示的化合物;
式中R1,R2和R3可为H或低级烷基。
美国专利4,562,190报导了结构式Ⅲ所示的苯并噻唑取代的哒嗪-3-酮
式中R1为C1-C6的烷基;R2为H,C1-C6烷基或芳基。
本发明是关于6-苯并噁嗪基和6-苯并噻嗪基-2,3,4,5-四氢哒嗪-3-酮,可用结构通式Ⅰ表示:
R1可为H,C1-6直链或支链烷基,或C3-6环烷基;
R2可为H,C1-6直链或支链烷基,C3-6环烷基或C2-6链烯基;
R3可为H,C1-6直链或支链烷基或C3-6环烷基。当X为H2时,R3也可为C2-6酰基,芳酰基如苯甲酰基和苯乙酰基,或烷基磺酰基如甲基磺酰基;
R4可为H,卤素,C1-6直链或支链烷基,或C1-6烷氧基;
R5和R6可各为H,C1-6直链或支链烷基,或C3-6环烷基;
哒嗪环上的C和C之间的虚线可以是单键或双键。
结构式Ⅰ所示的化合物用作长效强心剂和磷酸二酯酶组份Ⅲ的非常强的抑制剂。
本发明进一步涉及结构式Ⅰ所示化合物的中间体,它们可用通式Ⅳ,Ⅴ表示
式中,R1,R3,R4,R5和R6可各自独立地为H,C1-6,直链或支链烷基,或C3-6环烷基;
R7可为H,C1-6直链或支链烷基,腈基(-CN)或单或双-C1-6烷氨基;
X可为H2或O;
Y可为O或S;
R,W和Z可各自独立地为H,C1-6直链或支链烷基,C2-6酰基或-C(O)CHR4CH2C(O)OR8;
R8可为H或C1-6直链或支链烷基。
在通式Ⅳ所示的中间体中,当R7为腈基(-CN)或单或双-烷氨基时,中间体也可包括它们的季胺盐。
在通式Ⅴ所示的中间体中,当X为H2时R3也可为C2-6酰基,芳酰基或C1-6烷基磺酰基。此外,当R,W和Z之一为-C(O)CHR4CH2C(O)OR8时,则其它的不能为相同的取代基。
本发明就其最广义的方面来说是关于具有强心、扩张血管、抗血小板凝聚和抑制磷酸二酯酶组份Ⅲ作用的哒嗪酮类化合物,具有上述作用的本发明哒嗪酮类化合物如上述结构式Ⅰ所示,此类哒嗪酮化合物含有一个苯并嗪环。本发明还进一步涉及哒嗪酮的中间体。
本发明的较好化合物是其中R1为CH3,R2和R3为H,R4,R5和R6为H或CH3,X为O或H2,而且哒嗪酮环是连接在苯并噁嗪环的C-7上。
制备本发明化合物的起始原料可用反应式Ⅰ所示的方法制得。
式中R1 3为RCO或RSO2,其中R为低级烷基而烷基基团含1-6碳原子,R4,R5,R6的定义同前。
苯并噁嗪酮或苯并噻嗪2可由化合物1,用Shridhar报导的方法制备,(见Org.Prep.Proc.Int.14,195(1982)),化合物2在1当量的乙硼烷的四氢呋喃溶液中回流数小时得苯并噁嗪或苯并噻嗪3。化合物3,其中R3为H,用磺酰基或酰基化合物如甲基磺酰氯或乙酰氯和吡啶在溶剂如二氯甲烷中处理并回流数小时,制得苯并噁嗪或苯并噻嗪4。
结构式Ⅰ所示化合物可按照反应式2,3和4所示的路线制备
反应式2
苯并噁嗪或苯并噻嗪2或4,按照Thyes报导的方法,(见J.Med.Chem.26 800(1983)),用丁二酸酐酰化,制得化合物5,化合物5用2,2当量的肼的醇溶液(如果醇)回流1-8小时,制得化合物6,或也可先将化合物5在HCl的醇溶液中酯化生成化合物8,而后再将化合物8与肼反应制得化合物6,化合物6在惰性溶剂如二甲基甲酰胺中,用碱金属碱如氢化钠处理。接着用卤代烷,(R2X中的R2定义如上,X为氯、溴或碘)在0-40℃下反应约0.5-8小时,可使化合物6哒嗪酮环的2位烷基化,生成化合物7。或者,化合物5(当R3为H时)可如同上所述在4位上烷基化,制得化合物8。化合物8与肼回流,制得化合物6。用碱如三甲胺和适宜的氯代酸如乙酰氯,甲基磺酰氯,苯甲酰氯处理化合物6(X=H2;R3=H),制得N-酰基化衍生物7(X=H2;R3=酰基或磺酰基)如上所述。
反应式3
为制备5-烷基化哒嗪酮,苯并噁嗪或苯并噻嗪2或4按照Thyes报导的方法,(文献同上)用丙酰氯酰化,将反应产物按照Mc Evoy和Allen报导的方法,(见J.Org.Chem.38,4044(1973)),转化成化合物9。化合物9按上述方法与肼反应或烷基化,分别制成化合物10和11,化合物11可与肼反应得化合物10,化合物10可按照上述方法,在哒嗪酮环的2位上烷基化或在苯并噁嗪环或苯并噻嗪环的4位上酰基化。
苯并噁嗪或苯并噻嗪2或4,当R4为环上7位上的
时,按照McEvoy报导的方法(文献同上)转化成化合物12。化合物12可按照上述方法与肼反应或经烷基化,分别生成化合物13和14,化合物14可与肼反应生成化合物13,化合物13可按照前述方法在哒嗪酮环的2位上烷基化或在苯并噁嗪环或苯并噻嗪环的4位上酰基化。
按照常规的配药工艺可制成含有本发明的化合物作为有效成分,与药物载体形成致密均匀混合物的药物组合物。根据给药所要求的制剂剂型,例如,静脉,口服非胃肠道给药,可采用各种不同的载体。组合物也可用喷雾方式给药,在制备口服剂型组合物时,常用的药物介质均可采用,例如,在制备口服液体制剂时(如悬浮液、酏剂和溶液剂);可采用水、甘醇、油、醇、调味剂、防腐剂、着色剂等。制备口服固体制剂时(如粉剂,胶囊剂和片剂),可采用载体如淀粉、糖、稀释剂、制粒剂、润滑剂、粘合剂、崩解剂等。基于给药的考虑,则片剂和胶囊是需要用最方便的口服剂量单位剂型,在这种情况下,显然要使用固体药物载体。如果需要,也可用标准工艺制成糖衣或肠衣片剂。注射剂常用的载体常为无菌水。虽然例如为了助溶和防腐目的,也可包含其他成分。也可制成注射用的悬浮剂,此时可采用适宜的液体载体、悬浮剂等,药物组合物,如片剂、胶囊、粉剂、注射剂、茶匙剂(teaspoonful)等,一般含有的剂量单位约0.001-10毫克/公斤,最好是约0.01-0.1毫克/公斤的有效成分。
以下实施例是用于描述本发明,但并不限制本发明。
实施例1 3,4-二氢-7-(1-氧代丙基)-3-氧代-1,4(2H)-苯并噁嗪
4-氨基-3-羟基苯基乙基酮(32克)溶于250毫升甲基异丁基酮和250毫升含有40克碳酸氢钠的水溶液,于0℃下加入17毫升氯乙酰氯至快速搅拌的混合物中。然后,加热回流4小时,冷却后即过滤,分离出标题化合物,并用乙醚洗涤,产率:35克(88%),熔点174.5-176℃。
用适当的起始原料,按上述步骤制备得下列化合物:
3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪,熔点170-171℃;
3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪,熔点204.5-205.5℃;
3,4-二氢-7-甲基-3-氧代-1,4(2H)-苯并噁嗪,熔点193-195℃;
3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪,熔点143-145℃;
3,4-二氢-2,2-二甲基-3-氧代-1,4(2H)-苯并噁嗪,熔点161-163℃;
3,4-二氢-2,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪,熔点152-153℃;
3,4-二氢-4-(1-甲基乙基)-3-氧代-1,4(2H)-苯并噁嗪,油状;
3,4-二氢-4-环戊基-3-氧代-1,4(2H)-苯并噁嗪,油状;
3,4-二氢-2-甲基-4-(1-甲基乙基)-3-氧代-1,4(2H)-苯并噁嗪,油状;
3,4-二氢-2-甲基-4-环戊基-3-氧代1,4(2H)-苯并噁嗪,油状;
3,4-二氢-7-(1-氧代乙基)-3-氧代-1,4(2H)-苯并噁嗪,熔点193-196℃。
用适当的起始原料,按照上述步骤制备得下列化合物:
3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪;
3,4-二氢-3-氧代-7-(1-氧代丙基)-1,4(2H)-苯并噻嗪;
3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噻嗪;和
3,4-二氢-2,2-二甲基-3-氧代-1,4(2H)-苯并噻嗪。
实施例2 3,4-二氢-1,4(2H)-苯并噁嗪
3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪在1当量的乙硼烷的四氢呋喃溶液中回流数小时,加入过量的氢氧化钠溶液,产物用乙醚提取,蒸发溶剂即得油状的标题化合物。
用适当的起始原料,按照上述步骤制备下列化合物:
3,4-二氢-6-甲基-1,4(2H)-苯并噁嗪;和
3,4-二氢-2-甲基-1,4(2H)-苯并噁嗪。
实施例3 3,4-二氢-2,7-二甲基-4-(1-氧代乙基)-1,4-(2H)-苯并噁嗪
3,4-二氢-2,7-二甲基-1,4(2H)-苯并噁嗪溶于二氯甲烷,依次加入各1当量的乙酰氯和三乙胺,混合物回流数小时,冷却,水洗,而后用饱和碳酸氢钠溶液洗涤,蒸发有机层,即得产物,熔点60.5-63℃。
用适当的起始原料,按照上述步骤,制备下列化合物:
3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪,熔点74.5-77℃;
3,4-二氢-4-(1-氧代乙基)1,4(2H)-苯并噁嗪,油状;和
3,4-二氢-2-甲基-4-(1-氧代乙基)-1,4(2H)-苯并噁嗪,熔点80-82℃。
实施例4 4-氧代-4(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸
3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪(11.4克)和丁二酸酐(7克)加入到93克三氯化铝和15.3毫升二甲基甲酰胺中。混合物在70℃搅拌2.5小时,然后倾入冰中。过滤收集得到的固体并用水洗涤。真空干燥得到16.5克标题化合物(产率90%),熔点198-200℃。
用适当的起始原料,按照上述步骤制备下列化合物。
4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸,熔点206-208℃;
4-氧代-4-(3,4-二氢-2,2-二甲基-3-氧代1,4(2H)-苯并噁嗪-6基)丁酸;
4-氧代-4-(3,4-二氢-7-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸,熔点226-228℃;
4-氧代-4-(3,4-二氢-2,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸;
4-氧代-4-(3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪-6-基)丁酸,熔点184-187℃;
4-氧代-4-(3,4-二氢-4-(1-氧代乙基)-1,4(2H)-苯并噁嗪-6-基)丁酸,熔点143-144.5℃;
4-氧代-4-(3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪-8-基)丁酸;和
4-氧代-4-(3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)丁酸。
实施例5 4-氧代-4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯
3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪的烷基化是通过将相应的酸溶于二甲基甲酰胺,加入2当量60%氢化钠的油悬浮液,半小时后,加入2当量的碘甲烷,混合物在氮气下搅拌12小时,然后倾倒入水中。用乙酸乙酯提取后,蒸发掉溶剂,得到产物,熔点139-140℃。
用适当的起始原料,按照上述步骤,制备下列化合物:
4-氧代-4-(3,4-二氢-2,4-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-4,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-2,4,7-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)-苯并噁嗪-8-基)丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-2,4,7-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-2,4-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-4,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-2,4,7-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸甲酯,油状;
4-氧代-4-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)-苯并噁嗪-8-基)-3-甲基丁酸甲酯,油状;和
4-氧代-4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)-3-甲基丁酸甲酯,油状。
实施例6 4-氧代-4-(3,4-二氢-7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸
A.3,4-二氢-7-甲基-3-氧代-1,4(2H)-苯并噁嗪用丙酰氯按照实施例4的方法酰化,产率85%。该反应产物按以下步骤转化成标题化合物:
B.将3,4-二氢-7-甲基-6-(1-氧代丙基)-3-氧代-1,4(2H)-苯并噁嗪(23.7克)加入到由13克二甲胺盐酸盐和15毫升37%甲醛上液的68ml醋酸酐的混合液中。在蒸气浴上加热3小时后,加入50毫升丙酮并继续加热15分钟,减压蒸去溶剂,残留物溶于1N盐酸并用乙酸乙酯洗涤,水层用氢氧化钠碱化,过滤收集析出的结晶。将该产物溶于500毫升丙酮,并加入10毫升碘甲烷,加热回流过夜。过滤收集生成的固体,并用丙酮洗涤。将该产物溶于400毫升50%甲醇水溶液,并加入18克氰化钾的200毫升水的溶液,室温下搅拌过夜,收集生成的固体并水洗,潮湿的滤饼被悬浮在500毫升的6N盐酸中并加热回流1.5小时。冷却后即析出白色沉淀。过滤收集白色沉淀并水洗,得到19.4克(产率81%)标题化合物,熔点169.5-172℃。
用适当的起始原料,按照上述步骤,制备下列化合物:
4-氧代-4-(3,4-二氢-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸;
4-氧代-4-(3,4-二氢-2-甲基-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸;
4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸;
4-氧代-4-(3,4-二氢-2,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸;
4-氧代-4-(3,4-二氢-4-(1-甲基乙基)-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸;
4-氧代-4-(3,4-二氢-4-环戊基-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸;
4-氧代-4-(3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪-8-基)-3-甲基丁酸;和
4-氧代-4-(3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪-8-基)-3-甲基丁酸;和
实施例7 4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-7-基)-3-甲基丁酸;
3,4-二氢-7-(1-氧代丙基)-3-氧代-1,4(2H)-苯并噁嗪(由实施例1制得)用实施例6B的方法制得标题化合物。
实施例8 6-(3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
4-氧代-4(3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪-6-基)丁酸乙酯悬浮于甲醇中,加入2,2当量的肼。回流此混合物并搅拌24小时。冷却后即生成所要产物的结晶,过滤收集。用乙醇重结晶得到纯标题化合物,熔点245℃。
理论值 C13H15N3O4S:C,50.47;H,4.90;N,13.59
实测值 C,50.46;H,4.85;N,13.67
用4-氧代-4-(3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪-6-基)-3-乙基丁酸乙酯;4-氧代-4-(3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪-6-基)-3-己基丁酸乙酯;或4-氧代-4-(3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪-6-基)-3-(1-甲基乙基)丁酸乙酯作为起始原料,按照上述步骤,可制得相应的5-乙基-5-己基-或-5-(1-甲基乙基)-哒嗪-3-酮衍生物。
实施例9 6-(3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-2-甲基哒嗪-3-酮
6-(3,4-二氢-4-甲基磺酰基-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮(3克)悬浮在50毫升二甲基甲酰胺中并加入1当量60%的氢化钠的油悬浮液,停止放出气体后加入1当量碘甲烷。混合物放置1.5小时,而后在40℃放置1小时,混合物冷却后倾入200毫升冰水中,析出沉淀,过滤收集,水洗并用乙醇重结晶。将产物于硅胶上进行色谱纯化,,用1∶1的乙酸乙酯和乙醚洗脱得到0.97克标题产物,熔点162-165℃。
理论值 C14H17N3O4S C,51.99;H,5.31;N,13.00
实测值 C,51.92;H,5.32;N,12.96
实施例10 6-(3,4-二氢-4-甲基磺酰基-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-2-戊基哒嗪-3-酮
按实施例6的操作,将6-(3,4-二氢-4-甲基磺酰基-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮与代替碘甲烷的溴戊烷反应。可得1.46克标题化合物,熔点138-139℃。
理论值 C18H25N3O4S C,56.96;H,6.65;N,11.07
实测值 C,56.67;H,6.49;N,11.05
在上述步骤用溴代环己烷或2-溴丙烷代替溴戊烷,可制得相应的2-环己基或2-(1-甲基乙基)哒嗪酮
实施例11 6-(3,4-二氢-4-甲基磺酰基-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-2-(2-丙烯基)哒嗪-3-酮
按照实施9的反应步骤,6-(3,4-二氢-4-甲磺酰基-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮与代替碘甲烷的烯丙基溴反应可以获得2.03克标题化合物,熔点153-155℃。
理论值 C16H19N3O4S C,54.99;H,5.49;N,12.03
实测值 C,54.94;H,5.58;N,11.92
实施例12 6-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)丁酸为起始原料,按照实施例8的方法制得标题化合物,产率60%,熔点198-199℃。
理论值 C12H13N3O2C,62.31;H,5.68;N,18.17
实测值 C,62.35;H,5.72;N,18.18
实施例13 6-(4-乙酰基-3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4-乙酰基-1,4-(2H)-苯并噁嗪-6-基)丁酸为起始原料,按照实施8的反应步骤制得标题化合物,产率40%,熔点156-158℃。
理论值 C14H15N3O3C,61.52;H,5.54;N,15.38
实测值 C,61.49;H,5.55;N,15.24
实施例14 6-(3,4-二氢-4-(3,4-二甲氧基苯甲酰基)-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
6-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮溶于二氯甲烷和1.1当量的三乙胺中。加入1.1当量的3,4-二甲氧基苯甲酰氯,混合物加热回流4小时,溶液用碳酸氢钠溶液洗涤并蒸发至干。残留物在硅胶上层析,用1∶1的乙酸乙酯/乙醚洗脱,收集白色针状的标题化合物,熔点207-208℃
理论值 C21H21N3O5C,63.78;H,5.36;N,10.63
实测值 C,63.78;H,5.40;N,10.64
实施例15 6-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-3-甲基丁酸作起始原料,按照实施例8的方法可制得标题化合物,熔点166-168℃
理论值 C13H15N3O2C,63.65;H,6.18;N,17.13
实测值 C,63.47;H,6.22;N,16.90
用4-氧代-4-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-3-乙基丁酸;4-氧代-4-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-3-己基丁酸或4-氧代-4-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-3-(1-甲基乙基)丁酸,按照上述步骤可制得相应的5-乙基-,5-己基-或-5-(1-甲基乙基)-哒嗪-3-酮衍生物
实施例16 6-(4-乙酰基-3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
6-(3,4-二氢-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮悬浮于四氢呋喃中并加入1当量乙酰氯。在0℃反应0.5小时后,真空除去溶剂,产物用乙醇重结晶。产率61%,熔点185.5-186℃
理论值 C15H17N3O3C,62.69;H,5.97;N,14.63
实测值 C,62.85;H,6.03;N,14.64
实施例17 6-(3,4-二氢-4-甲基磺酰基-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
按照实施例16的方法,用甲基磺酰氯代替乙酰氯,加入吡啶到混合物中,在0℃反应小时后,混合物温热到室温,搅拌48小时,而后回流24小时,加入乙腈。混合物吸附在硅胶上,然后用乙酸乙酯洗脱,用乙醇结晶,得标题化合物,产率25%,熔点207-212℃
理论值 C14H17N3O4S C,51.99;H,5.31;N,13.00
实测值 C,52.42;H,5.31;N,13.39
实施例18 6-(3,4-二氢-2甲基-1,4-(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2-甲基-1,4-(2H)-苯并噁嗪-6-基)丁酸为起始原料,按照实施例8的方法,可制得所要的产物,产率10%,熔点294.5-29.5℃
理论值 C13H15N3O2C,63.65;H,6.18;N,17.13
实测值 C,63.37;H,6.16;N,17.41
用4-氧代-4-(3,4-二氢-2-甲基-7-戊基-1,4-(2H)-苯并噁嗪-6-基)丁酸;4-5氧代-4-(3,4-二氢-2-己基-7-异丙基-1,4-(2H)-苯并噁嗪-6-基)-2-己基丁酸;4-氧代-4-(3,4-二氢-2-甲基-7-环己基-1,4(2H)-苯并噁嗪-6-基)丁酸;4-氧代-4-(3,4-二氢-2-异丁基-7-甲氧基-1,4(2H)-苯并噁嗪-6-基)丁酸或4-氧代-4-(3,4-二氢-2-环戊基-1,4(2H)-苯并噁嗪-6-基)丁酸,按照上述步骤可制得它们相应的哒嗪酮衍生物。
实施例19 6-(3,4-二氢-2-甲基-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2-甲基-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸为起始原料,按照实施例8的方法,反应产物于硅胶上层析进一步提纯,熔点179-182℃
理论值 C14H17N3O2C,64.83;H,6.62;N,16.21
实测值 C,64.51;H,6.64;N,15.84
用4-氧代-4-(3,4-二氢-2-甲基-1,4(2H)-苯并噁嗪-6-基)-3-乙基丁酸;4-氧代-4-(3,4-二氢-2-甲基-1,4(2H)-苯并噁嗪-6-基)-3-己基丁酸或4-氧代-4-(3,4-二氢-2-甲基-1,4(2H)-苯并噁嗪-6-基)-3-(1-甲基乙基)丁酸,按照上述步骤,可制得相应的5-乙基-,5-己基-或-5-(1-甲基乙基)-哒嗪-3-酮衍生物。
实施例20 6-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
按照实施例8的方法,但使用4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯,可制得标题化合物,先用乙醇再用乙腈重结晶成水合物,熔点274-275℃
理论值 C12H11N3O3·H2O C,57.70;H,4.65;N,16.83
实测值 C,57.54;H,4.50;N,16.79
实施例21 6-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯为起始原料,按照实施例8的方法,制得产物用层析提纯,再用乙腈重结晶数次,熔点247-247.5℃
理论值 C13H13N3O3C,60.21;H,5.06;N,16.21
实测值 C,59.85;H,4.98;N,16.26
实施例22 6-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3甲基丁酸甲酯为起始原料,按照实施例8的方法制得标题产物,产物用乙腈重结晶,再经硅胶柱色层分离,用5%甲醇的二氯甲烷洗脱。熔点265-267℃
理论值 C13H13N3O3·1/4H2O C,59.19;H,5.17;N,15.93
实测值 C,59.22;H,4.98;N,15.92
用4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-乙基丁酸酯;4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-己基丁酸酯或4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-(1-甲基乙基)丁酸酯,按照上述步骤,可制得相应的5-乙基-,5-己基-或-5-(1-甲基乙基)-哒嗪-3-酮衍生物。
实施例23 6-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸甲酯为起始原料,按照实施例8的方法制得标题产物。产物用层析提纯,用含5%甲醇的二氯甲烷洗脱,熔点215-218℃
理论值 C14H14N3O3C,61.52;H,5.54;N,15.34
实测值 C,61.80;H,5.75;N,15.63
实施例24 6-(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸为起始原料,按照实施例8的方法制得标题化合物,产率75%,熔点275-276℃
理论值 C13H13N3O3C,60.21;H,5.06;N,16.21
实测值 C,60.02;H,5.22;N,16.08
实施例25 6-(3,4-二氢-2,4-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2,4-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯为起始原料,按照实施例中8的方法制得标题化合物,产率25%,熔点210-211℃
理论值 C14H15N3O31/2 H2O C,59.56;H,5.72;N,15.16
实测值 C,59.93;H,5.48;N,15.16
实施例26 6-(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸为起始原料,按照实施例8的方法制得标题化合物,产率50%,熔点271-272℃
理论值 C14H15N3O3C,61.52;H,5.54;N,15.38
实测值 C,61.34;H,5.59;N,15.41
用4-氧代-4-(3,4-二氢-2-甲基-7-戊基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸;4-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸;4-氧代-4-(3,4-二氢-2-乙基-7-异丙基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸;4-氧代-4-(3,4-二氢-2-甲基-7-环己基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸;4-氧代-4-(3,4-二氢-2-异丁基-7-甲氧基-1,4(2H)-苯并噁嗪-6-基)丁酸或4-氧代-4-(3,4-二氢-2-环戊基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸,按上述步骤,可制得相应的哒嗪酮衍生物。
实施例27 6-(3,4-二氢-2,4-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2,4-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸甲酯为起始原料,按照实施例8的方法制得标题化合物,产率40%,熔点184-185℃
理论值 C15H17N3O3C,62.70;H,5.98;N,14.63
实测值 C,62.75;H,5.95;N,14.79
实施例28 6-(3,4-二氢-7-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4(3,4-二氢-7-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸为起始原料,按照实施例8的方法制得标题化合物,产率55%,熔点255-257℃
理论值 C13H13N3O3C,60.21;H,5.06;N,16.21
实测值 C,59.90;H,5.26;N,15.95
在上述步骤中,当使用4-氧代-4-(3,4-二氢-7-戊基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸;4-氧代-4-(3,4-二氢-2-己基-7-异丙基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸;4-氧代-4-(3,4-二氢-7-环己基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸;4-氧代-4-(3,4-二氢-2-异丁基-7-甲氧基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸或4-氧代-4-(3,4-二氢-2-环戊基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸时,可制得它们相应的哒嗪酮衍生物。
实施例29 6-(3,4-二氢-4,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4(3,4-二氢-4,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯为起始原料,按照实施例8的方法,可制得标题化合物,产率47%,熔点227-228.5℃
理论值 C14H15N3O3C,61.52;H,5.54;N,15.38
实测值 C,61.65;H,5.57;N,15.26
实施例30 6-(3,4-二氢-7-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-7-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸为起始原料,按照实施例中8的方法,可制得标题化合物,产率51%,熔点163-166℃
理论值 C14H15N3O3·1/4H2O C,60.52;H,5.63;N,15.13
实测值 C,60.65;H,5.62;N,15.03
实施例31 6-(3,4-二氢-4,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸酯,按照实施例8的方法,可制得标题化合物,熔点180-182℃
理论值 C15H17N3O3C,62.70;H,5.98;N,14.63
实测值 C,62.77;H,6.06;N,14.57
实施例32 6-(3,4-二氢-2,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸,按照实施例8的方法,可制得标题化合物,熔点252-254℃
理论值 C14H15N3O3·1/4H2O C,60.52;H,5.64;N,15.13
实测值 C,60.50;H,5.45;N,15.63
实施例33 6-(3,4-二氢-2,4,7-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2,4,7-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯为起始原料,按照实施例8的方法,可制得标题化合物,熔点210-212℃
理论值 C15H17N3O3C,62.70;H,5.98;N,14.03
实测值 C,62.85;H,6.11;N,14.93
实施例34 6-(3,4-二氢-2,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸,按照实施例8的方法可制得标题化合物,熔点190-191℃
理论值 C15H17N3O3·1/2H2O C,60.80;H,6.14;N,14.18
实测值 C,61.18;H,6.42;N,13.78
实施例35 6-(3,4-二氢-2,4,7-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢2,4,7-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸甲酯为起始原料,按照实施例8的方法,可制得标题化合物,熔点190-192℃
理论值 C16H19N3O3·1/2 H2O C,61.91;H,6.51;N,13.54
实测值 C,62.02;H,6.52;N,13.86
用4-氧代-4-(3,4-二氢-2,4-二甲基-7-戊基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸酯;4-氧代-4-(3,4-二氢-2-己基-4-甲基-7-异丙基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸酯;4-氧代-4-(3,4-二氢-2,4-二甲基-7-环己基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸酯;4-氧代-4-(3,4-二氢-2-异丁基-4-甲基-7-甲氧基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸酯;或4-氧代-4-(3,4-二氢-2-环戊基-4,7-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸酯,按照上述步骤,可制得相应的哒嗪酮衍生物。
实施例36 6-(3,4-二氢-2-甲基-4-(1-甲基乙基)-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4-(1-甲基乙基)-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸为起始原料,按照实施例8的方法,可制得标题化合物,熔点204-205℃
理论值 C17H21N3O3C,64.73;H,6.72;N,13.33
实测值 C,64.67;H,6.66;N,13.42
实施例37 6-(3,4-二氢-4-环戊基-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4-环戊基-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2-甲基丁酸为起始原料,按照实施例8的方法,可制得标题化合物,熔点220-223℃
理论值 C19H23N3O3C,66.84;H,6.80;N,12.31
实测值 C,64.61;H,6.78;N,12.29
实施例38 6-(3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪-8-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪-8-基)丁酸为起始原料,按照实施例8的方法,可制得标题化合物,熔点266-270℃
理论值 C14H15N3O3C,60.21;H,5.06;N,16.21
实测值 C,60.13;H,5.26;N,16.28
实施例39 6-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸酯为起始原料,可制得标题化合物,产率16%,熔点266-270℃
理论值 C14H15N3O3C,61.52;H,5.54;N,15.38
实测值 C,61.18;H,5.64;N,15.36
实施例40 6-(3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-6-甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸为起始原料,按照实施例8的方法,可制得标题化合物,产率31%,熔点252-253.5℃。
理论值 C14H15N3O3C,61.52;H,5.54;N,15.38
实测值 C,61.11;H,5.68;N,15.26
实施例41 6-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-3-甲基丁酸甲酯为起始原料,按照实施例8,制得标题化合物,经硅胶柱层析纯化用含5%甲醇的二氯乙烷洗脱,产率15%,熔点212-213℃
理论值 C15H17N3O3C,62.69;H,5.98;N,14.63
实测值 C,62.27;H,5.92;N,14.57
实施例42 6-(3,4-二氢-6-甲基-1,4(2H)-苯并噁嗪-8-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-6-甲基-1,4(2H)-苯并噁嗪-8-基)-3-甲基丁酸乙酯为起始原料,按照实施例8的方法,制得标题化合物,产率60%,熔点160-162℃
理论值 C14H17N3O3C,64.83;H,6.62;N,16.21
实测值 C,64.87;H,6.66;N,16.31
用4-氧代-4-(3,4-二氢-6-甲基-1,4(2H)-苯并噁嗪-8-基)-3-乙基丁酸酯;4-氧代-4-(3,4-二氢-6-甲基-1,4(2H)-苯并噁嗪-8-基)-3-己基丁酸酯或4-氧代-4-(3,4-二氢-6-甲基-1,4(2H)-苯并噁嗪-8-基)-3-(1-甲基乙基)丁酸酯,按照上述步骤可制得相应的5-乙基,5-己基或-5-(1-甲基乙基)-哒嗪-3-酮衍生物。
实施例43 6-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4,6-二甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)丁酸甲酯为起始原料,按照实施例8的方法,制得标题化合物,熔点211-213℃
理论值 C14H15N3O3C,61.52;H,5.54;N,15.38
实测值 C,61.57;H,5.49;N,15.28
实施例44 6-(3,4-二氢-2,2-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2,2-二甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸为起始原料,按照实施例8的方法,制得标题化合物,熔点251-254℃。
理论值 C14H15N3O3C,61.52;H,6.54;N,15.38
实测值 C,61.40;H,5.58;N,15.74
实施例45 6-(3,4-二氢2,2,4-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4-(3,4-二氢-2,2,4-三甲基-3-氧代-1,4(2H)-苯并噁嗪-6-基)丁酸甲酯,按照实施例8的方法,制得标题化合物,熔点169-171℃。
理论值 C15H17N3O3C,62.69;H,5.98;N,14.63
实测值 C,62.79;H,5.86;N,14.40
实施例46 6-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-7-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-7-基)-3-甲基丁酸为起始原料,按照实施例8的方法,制得标题化合物,依次用二甲基甲酰胺一水,乙醇重结晶,熔点>300℃。
理论值 C13H13N3O3C,59.18;H,5.17;N,15.93
实测值 C,58.88;H,5.04;N,16.03
用4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-7-基)-3-乙基丁酸酯;4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-7-基)-3-己基丁酸酯或4-氧代-4-(3,4-二氢-3-氧代-1,4(2H)-苯并噁嗪-7-基)-3-(1-甲基乙基)丁酸酯,按照上述步骤,可制得其相应的5-乙基-,5-己基-或-5-(1-甲基乙基)-哒嗪-3-酮衍生物。
实施例47 6-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
用4-氧代-4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)-3-甲基丁酸甲酯,按照实施例8的方法,制得标题化合物,产物经硅胶柱色谱层析纯化用含5%甲醇的二氯甲烷洗脱,熔点188-190℃
理论值 C14H15N3O3C,61.52;H,5.54;N,15.38
实测值 C,61.45;H,5.68;N,15.15
实施例48 6-3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)-2,3,4,5-四氢哒嗪-3-酮
用4-氧代-4(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噁嗪-7-基)丁酸,按照实施例8的方法制得标题化合物,产物经硅胶层析纯化,用含5%甲醇的二氯甲烷洗脱。用水研制,得水合物,熔点294-295℃。
理论值 C13H13N3O3·1/4 H2O C,59.18;H,5.15;N,15.93
实测值 C,59.15;H,4.93;N,15.83
上述各实施例中相应的2-烷基-哒嗪酮衍生物均按照实施例9和10的步骤制备。上述各实施例中,当R3=H时,相应的4-酰基-,4-芳酰基-或4-烷基磺酰基苯并噁嗪基衍生物均按照实施例14,16和17的步骤制备。
实施例49 4-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸
15.6毫升二甲基甲酰胺加入到100克三氯化铝中,17克3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪和10克丁二酸酐的均匀混合物加入到此热浆状物中,在75℃下15分钟后,将混合物倾倒入600毫升冰中,过滤收集沉淀,先用水洗,再用丙酮洗,得到20克(产率73%)标题化合物,分解点215-218℃。
理论值 C12H11N O4S·1/2H2O C,52.54;H,4.42;N,5.11
实测值 C,52.54;H,4.20;H,5.18
用适当的起始原料,按照上述步骤制备下列化合物:
4-(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸和
4-(3,4-二氢-2,2-二甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸。
实施例50 4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸甲酯
4-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸(3克)悬浮于50毫升二甲基甲酰胺中,加入2.2当量60%氢化钠(1.0克),在室温30分钟后,加入2.2当量碘甲烷(3.5克),被系混合物过夜,混合物倾倒入冰水中,过滤收集沉淀,固体用1H-NMR鉴定并用于下步反应(见实施例54)。
用适当的起始原料,按照上述步骤,制备下列化合物:
4-(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸甲酯和
4-(3,4-二氢-2,2-二甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸甲酯
实施例51 4-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-7-基)-3-甲基-4-氧代丁酸
3,4-二氢-3-氧代-7-(1-氧代丙基)-1,4(2H)-苯并噻嗪(5克)加入到由2.25毫升甲醛溶液和2.72克二甲胺盐酸盐在7.5毫升乙酸酐的混合物中,并且加热到100℃过夜,加入20毫升丙酮,加热混合物回流15分钟后,减压除去挥发物,残留物溶于1N盐酸并用乙酸乙酯洗涤。水相部分用冰冷却并用12.5N氢氧化钠碱化,碱溶液用乙酸乙酯提取并用硫酸钠干燥,除去溶剂,残留物溶于丙酮并加入3毫升碘甲烷,混合物质加热回流3小时后,冷却,过滤收集沉淀物并用丙酮洗涤,得到6.6克曼尼期(Mannich)化合物的季胺盐。
季胺盐(6.6克)溶于20%甲醇/水,加入3.8克氰化钾的30毫升水溶液,混合物在室温下搅拌48小时。抽滤收集产生的沉淀,得到4-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-7-基)-3-甲基-4-氧代丁腈,得到的腈在200毫升6N盐酸中加热回流30分钟后,冷却并用等体积的冰水稀释,收集固体,用于实施例55。
实施例52 4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噻嗪-7-基)-3-甲基-4-氧代丁酸甲酯
4-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-7-基)-3-甲基-4-氧代丁酸(1.7克)溶于50毫升二甲基甲酰胺,加入0.23克60%氢化钠,30分钟后,加入0.7毫升碘甲烷。混合物在室温搅拌3小时,然后倾倒入100毫升冰水中并用乙酸乙酯提取,有机层用盐水洗后加入硫酸钠干燥并蒸发,残留物经硅胶柱层析,用含5%甲醇的二氯甲烷洗脱。除去溶剂,得到的油状物用于实施例56。
实施例53 6-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
4-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸(2.0克)悬浮于60毫升乙醇中,加入1毫升肼,混合物加热回流3小时后,慢慢冷却。过滤制得1.85克标题化合物,熔点299℃-302℃。
理论值 C12H11N3O2S·1/2HO C,53.32;H,4.48;N,15.55
实测值 C,53.02;H,4.26;N,15.94
用适当的起始原料,按照上述步骤可制得下列化合物。
4-(3,4-二氢-2-甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸,和
4-(3,4-二氢-2,2-二甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸
实施例54 6-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-2,3,4,5-四氢哒嗪-3-酮
4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸甲酯(2.5克)在70毫升含1毫升肼的乙醇中加热回流3小时,过滤得到1.5克标题化合物,熔点241-242℃
理论值 C13H13N3O2S·1/4 H2O C,55.80;H,4.88;N,15.02
实测值 C,55.64;H,4.87;N,15.06
用适当的起始原料,按照上述步骤,可制得下列化合物:
4-(3,4-二氢-2,4-二甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸,和
4-(3,4-二氢-2,2,4-三甲基-3-氧代-1,4(2H)-苯并噻嗪-6-基)-4-氧代丁酸
实施例55 6-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-7-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
4-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-7-基)-4-氧代-3-甲基丁酸(1.2克)在含0.2毫升肼的50毫升乙醇中加热回流过夜,过滤得到白色粉末,再经硅胶层析,用含5%甲醇的二氯甲烷洗脱得180毫克标题化合物,熔点>300℃。
理论值 C13H13N3O2S·1/4 H2O C,55.80;H,4.88;N,15.02
实测值 C,56.13;H,4.75;N,15.00
实施例56 6-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噻嗪-7-基)-2,3,4,5-四氢-5-甲基哒嗪-3-酮
4-(3,4-二氢-4-甲基-3-氧代-1,4(2H)-苯并噻嗪-7-基)-4-氧代-3-甲基丁酸甲酯(1.7克)在含0.3毫升肼的50毫升乙醇中加热回流过夜,过滤,得到白色粉末,再经硅胶层析,用含5%甲醇的二氯甲烷洗脱,得到110毫克标题化合物,熔点193-194.5℃。
理论值 C14H15N3O2S C,58.10;H,5.24;N,14.52
实测值 C,57.81;H,5.42;N,14.15
实施例57 3,4-二氢-3-氧代-6-氧代丙基-1,4(2H)-苯并噻嗪
4-氨基-3-氰硫基苯基乙基酮(用K.D.Luess和R.Pohloudek-Fabini在Arch.phar.299(10),878-884(1966)中报导的方法制备)(35克)在含90克带9个结晶水的硫化钠的250毫升水溶液中加热回流。溶液冷却至室温,加入60毫升乙酸。收集生成的沉淀,用水洗得到巯基化合物。
4-氨基-3-巯基苯基乙基酮在含8.5克氢氧化钠的200毫升水溶液中搅拌,过滤生成的混合物,将22克氯乙酸钠加入到150毫升水滤液中,30分钟后,加入4毫升乙酸,并将混合物加热回流。10分钟后停止加热,在室温搅拌过夜,过滤收集黄色沉淀。水洗,干燥,得到18.5克苯并噻嗪,熔点215°-220℃。
按上述用同样方法制备4-(3,4-二氢-3-氧代-1,4(2H)-苯并噻嗪-7-基)-4-氧代丁酸。起始原料为4-氨基苯基-4-氧代丁酸。(用Thyes在J.Med.Chem.26,800(1983)报导的方法,硫氰化反应按K.D.Luess和R.Pohloudek-Fabini在Arch,Pharm.299(10),878-882(1966)中报导的方法进行。
实施例58 强心作用
化合物的强心作用按照Alousi,A.A等在J.Cir.Res.45,666(1979)中报导的方法沉淀。基本方法是,成年杂种狗,用戊巴比妥麻醉并用人工呼吸,记录经过股动脉的动脉压。血压脉冲能发心率计记录心率,左心室压用Millar导管测量并求导出dP/dt。用电磁流量探头测量上升的主动脉血流量来测定心脏输出量,心肌收缩力用缝合在右心室的Walton Brodie应变仪来测量。同时也记录第Ⅱ导程心电图给标准剂量的多巴胺来测量心肌的应答能力。待测化合物通过静脉输注,或丸剂给药并测定对心血管参数。待测化合物对血压心率(HR),dP/dt最大值,心肌力,心输出量(C.O)的剂量相关的影响与予处理的对照值进行比较,并用百分数变化表示。结果见表Ⅰ
实施例59 对磷酸二酯酶的抑制作用
对磷酸二酯酶的抑制作用按照Thompson.W.J.等在Adv.Cycli.Nucleotide Res.,Ed.Booker,G.et al.,Vol.10,PP.69-92(1979)中报导的方法测定。这个试验测量化合物抑制环核苷酸磷酸二酯酶的能力。该酶可将环AMP或GMP分别转化成非环形AMP或GMP。在不同浓度下在环AMP(0.10-1.0微摩尔含有0.2微居里3H-环AMP),酶和0.05M N-三(羟甲基)氨基甲烷-Cl缓冲液(PH 7.4,含有5毫摩尔氯化镁)存在下测试化合物。在一定时间后,通过加热到100℃1分钟停止反应。冷却后,加入0.10毫升含有蛇毒液(1毫克/毫升)的溶液并进行反应30分钟。通过加入1.0毫升33%道威克斯浆中止反应并将产物从未转化的底物中分离出来,取一定量上层清液,用液体闪烁光谱法定量。结果以IC50表示在表Ⅰ中,IC50为抑制50%环核苷酸磷酸二酯酶活性所需要的化合物浓度(微摩尔)。
表 Ⅰ
实施例化合物 剂量(毫克/公斤) CFbICc 50
8 …… 1.87 …… 98 …… 9.5
9 1.87 62 100
10 1.87 18 50
11 1.87 41 N.T.d
12 1.87 92 50
13 …… 1.87 …… 71 …… 100
14 1.87 30 80
15 1.87 125 8
16 1.87 173 30
17 1.87 62 4
18 …… 0.47 …… 50 …… 8
19 0.47 98 40
20 1.87 71 630
21 0.47 74 18
22 0.47 136 2
23 …… 0.47 …… 134 …… 8
24 0.47 54 14
25 0.47 31 13
26 0.47 156 5
27 0.47 117 6
28 …… 0.47 …… 46 …… 15
29 0.47 12 56
30 0.47 124 20
31 0.47 33 38
33 0.47 8 30
36 …… 0.47 …… 40 …… 24
37 0.47 4 8
38 0.47 24 31
39 0.47 18 28
40 0.47 22 26
41 …… 0.47 …… 60 …… 7
42 0.47 15 100
43 0.47 104 35
46 0.075 130 0.3
47 0.075 109 0.3
53 …… 0.075 …… 21 …… 25
54 0.075 11 22
55 0.035 160 <0.1
56 0.027 32 <0.1
a.用于强心作用测定的静脉注射剂量
b.心肌增强的百分数
c.抑制50%环核苷酸活性的微摩尔浓度
d.未测
Claims (3)
1、下面结构式所示化合物的制备方法,
式中X为H;
Y为O或S;
R1为H,C1-6直链或支链烷基,或C3-6环烷基;
R2为H,C1-6直链或支链烷基,C3-6环烷基或C2-6链烯基;
R3为C2-6酰基,芳酰基如苯甲酰基和苯乙酰基,或烷基磺酰基如甲基磺酰基;
R4为H,卤素,C1-6直链或支链烷基,C3-6环烷基或C1-6烷氧基;
R5和R6各为H,C1-6直链或支链烷基或C3-6环烷基;
哒嗪环上的C4和C5之间的虚线是单键;
该制备过程包括以下几步:
(a)将下面结构式所示化合物与碱反应,
式中,X,Y,R4,R5和R6定义同上,将反应混合物与式RMZ表示的酰基氯反应,式中Z为氯,溴或碘,M为CO或SO2,RM一起形成酰基,芳基,或烷基磺酰基;
(b)用丁二酸酐处理所得产物;
(c)亦可将所得产物用碱金属碱处理,然后用结构式为R2Z的一种卤代烷基处理反应混合物,其中,R2定义同上,Z为氯,溴或碘。
2、制备下面结构式所示的化合物的方法
式中,X,Y,R2,R3,R4,R5,R1和R6如权利要求1中所定义,
本方法包括以下几步:
(a)将下面结构式所示的化合物,
(式中,X,Y,R4,R5和R6定义同权利要求1)用碱和结构式为RMZ的酰基氯处理,其中,Z为氯,溴,碘,M为CO或SO2,RM一起形式酰基,芳酰基或烷基磺酰基;
(b)用结构式为R1CH2COCl的烷基酰氯处理所得产物,其中R1定义同上;
(c)将生成的产物转化成下面结构式所示的化合物;
它包括用甲醛和二甲胺处理所述的酮,用碘甲烷烷基化所生成的产物,用氰化钾取代所得的季胺盐,再用无机酸水解;
(d)将所得产物与肼反应生成R2为H的权利要求1所示的化合物,
(e)亦可将生成的产物用碘甲烷烷基化,用氰化钾取代生成的季胺盐,并水解产物生成R2定义如权利要求1的化合物。
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CN92112768A CN1071427A (zh) | 1986-12-22 | 1992-11-13 | 6-苯并嗪基和6-苯并噻嗪基-2,3,4,5-四氢哒嗪-3-酮 |
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US06/944,316 US4721784A (en) | 1986-12-22 | 1986-12-22 | 6-benzoxazinyl-2,3,4,5-tetrahydropyridazin-3-ones |
US944,316 | 1986-12-22 | ||
CN8787108354A CN87108354A (zh) | 1986-12-22 | 1987-12-28 | 6-苯并嗪基和6-苯并噻嗪基-2,3,4,5-四氢哒嗪-3-酮 |
CN92112768A CN1071427A (zh) | 1986-12-22 | 1992-11-13 | 6-苯并嗪基和6-苯并噻嗪基-2,3,4,5-四氢哒嗪-3-酮 |
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CN92112768A Pending CN1071427A (zh) | 1986-12-22 | 1992-11-13 | 6-苯并嗪基和6-苯并噻嗪基-2,3,4,5-四氢哒嗪-3-酮 |
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JP (1) | JPS63239284A (zh) |
CN (2) | CN87108354A (zh) |
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US4803270A (en) * | 1986-03-10 | 1989-02-07 | Sumitomo Chemical Company, Limited | Process of producing fluoroaniline derivatives |
US4975428A (en) * | 1988-05-31 | 1990-12-04 | Iolab Corporation | Treatment of glaucoma using phosphodiesterase inhibitors |
US5420126A (en) * | 1989-11-08 | 1995-05-30 | Yamanouchi Pharmaceutical Co., Ltd. | 3,4-dihydro-2H-1,4-benzoxazine derivatives and pharmaceutical compositions containing the same |
JP2996475B2 (ja) * | 1989-12-22 | 1999-12-27 | サントリー株式会社 | ベンズオキサジノン誘導体及びそれを有効成分として含有する除草剤 |
AU638154B2 (en) * | 1990-10-04 | 1993-06-17 | Suntory Limited | Benzoxazine derivative and herbicide containing same as an active ingredient |
US5221742A (en) * | 1990-12-21 | 1993-06-22 | Ortho Pharmaceutical Corporation | Process for the preparation of 6-(3,4-dihydro-3-oxo-1,4(2h)-benzoxazin-7-yl)-2,3,4,5-tetrahydropyridazin-3-ones |
US5116837A (en) * | 1990-12-21 | 1992-05-26 | Ortho Pharmaceutical Corporation | 2,9-dihydro-(6 or 7)-(3-oxo-2,3,4,5-tetrahydropyridazinyl)-pyrazolo [4,3-B]-1,4-benzoxazines |
WO1999031090A1 (en) * | 1997-12-15 | 1999-06-24 | Byk Gulden Lomberg Chemische Fabrik Gmbh | Dihydrobenzofurans |
BRPI0413132A (pt) * | 2003-07-31 | 2006-10-03 | Irm Llc | composições e compostos bicìclicos como inibidores de pdf |
EP1928437A2 (en) | 2005-08-26 | 2008-06-11 | Braincells, Inc. | Neurogenesis by muscarinic receptor modulation |
EP2258357A3 (en) | 2005-08-26 | 2011-04-06 | Braincells, Inc. | Neurogenesis with acetylcholinesterase inhibitor |
CA2625153A1 (en) | 2005-10-21 | 2007-04-26 | Braincells, Inc. | Modulation of neurogenesis by pde inhibition |
AU2006308889A1 (en) | 2005-10-31 | 2007-05-10 | Braincells, Inc. | GABA receptor mediated modulation of neurogenesis |
JP2009523701A (ja) * | 2005-12-28 | 2009-06-25 | 武田薬品工業株式会社 | 縮合複素環化合物およびその用途 |
US20100216734A1 (en) * | 2006-03-08 | 2010-08-26 | Braincells, Inc. | Modulation of neurogenesis by nootropic agents |
WO2007104035A1 (en) * | 2006-03-08 | 2007-09-13 | Braincells, Inc. | Modulation of neurogenesis by nootropic agents |
AU2007249399A1 (en) | 2006-05-09 | 2007-11-22 | Braincells, Inc. | Neurogenesis by modulating angiotensin |
US20100009983A1 (en) * | 2006-05-09 | 2010-01-14 | Braincells, Inc. | 5 ht receptor mediated neurogenesis |
EP2026813A2 (en) * | 2006-05-09 | 2009-02-25 | Braincells, Inc. | 5 ht receptor mediated neurogenesis |
MX2009002496A (es) * | 2006-09-08 | 2009-07-10 | Braincells Inc | Combinaciones que contienen un derivado de 4-acilaminopiridina. |
US20100184806A1 (en) | 2006-09-19 | 2010-07-22 | Braincells, Inc. | Modulation of neurogenesis by ppar agents |
AU2007299920A1 (en) * | 2006-09-19 | 2008-03-27 | Braincells, Inc. | PPAR Mediated Modulation of Neurogenesis |
US20100216805A1 (en) | 2009-02-25 | 2010-08-26 | Braincells, Inc. | Modulation of neurogenesis using d-cycloserine combinations |
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US4619687A (en) * | 1984-09-27 | 1986-10-28 | Sumitomo Chemical Company, Limited | Triazolopyridazines and their use as herbicides |
-
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US4721784A (en) | 1988-01-26 |
IE873339L (en) | 1988-06-22 |
CN87108354A (zh) | 1988-09-21 |
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