DK137646B - Fremgangsmåde til fremstilling af 6-chlor-2-chlormethyl-4-phenylquinazolin-3-oxid. - Google Patents

Fremgangsmåde til fremstilling af 6-chlor-2-chlormethyl-4-phenylquinazolin-3-oxid.

Info

Publication number
DK137646B
DK137646B DK417175AA DK417175A DK137646B DK 137646 B DK137646 B DK 137646B DK 417175A A DK417175A A DK 417175AA DK 417175 A DK417175 A DK 417175A DK 137646 B DK137646 B DK 137646B
Authority
DK
Denmark
Prior art keywords
phenylquinazoline
chloromethyl
chloro
oxide
preparation
Prior art date
Application number
DK417175AA
Other languages
Danish (da)
English (en)
Other versions
DK137646C (fr
DK417175A (fr
Inventor
Susumu Nakanishi
Wayne Ernest Barth
Original Assignee
Pfizer
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pfizer filed Critical Pfizer
Publication of DK417175A publication Critical patent/DK417175A/da
Publication of DK137646B publication Critical patent/DK137646B/da
Application granted granted Critical
Publication of DK137646C publication Critical patent/DK137646C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/74—Quinazolines; Hydrogenated quinazolines with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms of the hetero ring
    • C07D239/76—N-oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK417175AA 1974-09-23 1975-09-17 Fremgangsmåde til fremstilling af 6-chlor-2-chlormethyl-4-phenylquinazolin-3-oxid. DK137646B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/508,103 US3932325A (en) 1974-09-23 1974-09-23 Process for preparing 6-chloro-2-chloromethyl-4-phenylquinazoline-3-oxide and intermediates therefor

Publications (3)

Publication Number Publication Date
DK417175A DK417175A (fr) 1976-03-24
DK137646B true DK137646B (da) 1978-04-10
DK137646C DK137646C (fr) 1978-09-18

Family

ID=24021392

Family Applications (1)

Application Number Title Priority Date Filing Date
DK417175AA DK137646B (da) 1974-09-23 1975-09-17 Fremgangsmåde til fremstilling af 6-chlor-2-chlormethyl-4-phenylquinazolin-3-oxid.

Country Status (28)

Country Link
US (1) US3932325A (fr)
JP (1) JPS5156481A (fr)
AR (1) AR206827A1 (fr)
AT (1) AT343120B (fr)
AU (1) AU472683B2 (fr)
BE (1) BE833328A (fr)
BG (1) BG28848A3 (fr)
CA (1) CA1034574A (fr)
CH (1) CH595352A5 (fr)
CS (1) CS188967B2 (fr)
DD (1) DD121786A5 (fr)
DE (1) DE2539273A1 (fr)
DK (1) DK137646B (fr)
ES (1) ES440745A1 (fr)
FI (1) FI752592A (fr)
FR (1) FR2285381A1 (fr)
GB (1) GB1471808A (fr)
HU (1) HU170735B (fr)
IE (1) IE41499B1 (fr)
IL (1) IL47941A (fr)
LU (1) LU73420A1 (fr)
NL (1) NL160554C (fr)
PH (1) PH11648A (fr)
PL (1) PL96536B1 (fr)
RO (1) RO65455A (fr)
SE (1) SE7508932L (fr)
SU (1) SU572202A3 (fr)
YU (1) YU234275A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0918773A1 (fr) * 1996-07-01 1999-06-02 PHARMACIA & UPJOHN COMPANY Procede pour la production de 8-chloro-6-(2-fluorophenyl)-1-methyl-4h-imidazo 1,5-a]benzodiazepine
CN107501196B (zh) * 2017-08-08 2020-02-11 公安部物证鉴定中心 用于制备地西泮-d5和地西泮-d8的中间体及其制备方法
CN107365276B (zh) * 2017-08-08 2019-09-24 公安部物证鉴定中心 一种地西泮-d5的制备方法
CN107522667B (zh) * 2017-08-08 2020-05-19 公安部物证鉴定中心 地西泮-d8及其制备方法
CN113072508B (zh) * 2021-03-25 2024-09-24 中国科学院成都有机化学有限公司 一种制备7-氨基氯硝西泮化合物的新方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340253A (en) * 1962-11-28 1967-09-05 Hoffmann La Roche Preparation of certain benzodiazepine compounds

Also Published As

Publication number Publication date
IE41499L (en) 1976-03-23
SU572202A3 (ru) 1977-09-05
US3932325A (en) 1976-01-13
IE41499B1 (en) 1980-01-16
LU73420A1 (fr) 1976-08-13
IL47941A (en) 1978-10-31
GB1471808A (en) 1977-04-27
FI752592A (fr) 1976-03-24
CH595352A5 (fr) 1978-02-15
PL96536B1 (pl) 1977-12-31
DE2539273A1 (de) 1976-04-01
SE7508932L (sv) 1976-03-24
CA1034574A (fr) 1978-07-11
DK137646C (fr) 1978-09-18
YU234275A (en) 1982-02-28
AR206827A1 (es) 1976-08-23
BG28848A3 (en) 1980-07-15
NL7510753A (nl) 1976-03-25
DD121786A5 (fr) 1976-08-20
AU8410075A (en) 1976-06-03
JPS5512018B2 (fr) 1980-03-29
BE833328A (fr) 1976-03-12
ES440745A1 (es) 1977-04-01
FR2285381A1 (fr) 1976-04-16
IL47941A0 (en) 1975-11-25
RO65455A (fr) 1979-05-15
FR2285381B1 (fr) 1978-04-07
NL160554C (nl) 1979-11-15
AU472683B2 (en) 1976-06-03
PH11648A (en) 1978-05-08
ATA691175A (de) 1977-09-15
AT343120B (de) 1978-05-10
NL160554B (nl) 1979-06-15
CS188967B2 (en) 1979-03-30
DK417175A (fr) 1976-03-24
JPS5156481A (en) 1976-05-18
HU170735B (fr) 1977-08-28

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