FR2285381A1 - Procede de preparation du 6-chloro-2-chloromethyl-4-phenylquinazoline-3-oxyde et intermediaires appropries - Google Patents

Procede de preparation du 6-chloro-2-chloromethyl-4-phenylquinazoline-3-oxyde et intermediaires appropries

Info

Publication number: FR2285381A1
Authority: FR; France
Prior art keywords: phenylquinazoline; chloromethyl; chloro; oxide; preparation
Prior art date: 1974-09-23
Legal status (The legal status 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 status listed.): Granted

Application number

FR7528053A

Other languages

English (en)

Other versions

FR2285381B1 (fr

Inventor

Susumu Nakanishi

Wayne Ernest Barth

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Pfizer Inc

Original Assignee

Pfizer Inc

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.)

1974-09-23

Filing date

1975-09-12

Publication date

1976-04-16

1975-09-12 Application filed by Pfizer Inc filed Critical Pfizer Inc

1976-04-16 Publication of FR2285381A1 publication Critical patent/FR2285381A1/fr

1978-04-07 Application granted granted Critical

1978-04-07 Publication of FR2285381B1 publication Critical patent/FR2285381B1/fr

Status Granted legal-status Critical Current

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)

FR7528053A 1974-09-23 1975-09-12 Procede de preparation du 6-chloro-2-chloromethyl-4-phenylquinazoline-3-oxyde et intermediaires appropries Granted FR2285381A1 (fr)

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 (2)

Publication Number	Publication Date
FR2285381A1 true FR2285381A1 (fr)	1976-04-16
FR2285381B1 FR2285381B1 (fr)	1978-04-07

Family

ID=24021392

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7528053A Granted FR2285381A1 (fr)	1974-09-23	1975-09-12	Procede de preparation du 6-chloro-2-chloromethyl-4-phenylquinazoline-3-oxyde et intermediaires appropries

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

1974
- 1974-09-23 US US05/508,103 patent/US3932325A/en not_active Expired - Lifetime
1975
- 1975-01-01 AR AR260432A patent/AR206827A1/es active
- 1975-07-17 IE IE1593/75A patent/IE41499B1/en unknown
- 1975-08-01 GB GB3236075A patent/GB1471808A/en not_active Expired
- 1975-08-07 SE SE7508932A patent/SE7508932L/xx unknown
- 1975-08-15 CA CA233,534A patent/CA1034574A/fr not_active Expired
- 1975-08-19 IL IL47941A patent/IL47941A/xx unknown
- 1975-08-19 AU AU84100/75A patent/AU472683B2/en not_active Expired
- 1975-08-25 PH PH17494A patent/PH11648A/en unknown
- 1975-09-03 JP JP50106114A patent/JPS5156481A/ja active Granted
- 1975-09-04 DE DE19752539273 patent/DE2539273A1/de active Pending
- 1975-09-05 ES ES440745A patent/ES440745A1/es not_active Expired
- 1975-09-08 AT AT691175A patent/AT343120B/de not_active IP Right Cessation
- 1975-09-11 CS CS756185A patent/CS188967B2/cs unknown
- 1975-09-12 NL NL7510753.A patent/NL160554C/xx not_active IP Right Cessation
- 1975-09-12 BE BE1006878A patent/BE833328A/fr unknown
- 1975-09-12 FR FR7528053A patent/FR2285381A1/fr active Granted
- 1975-09-17 SU SU7502172443A patent/SU572202A3/ru active
- 1975-09-17 FI FI752592A patent/FI752592A/fi not_active Application Discontinuation
- 1975-09-17 DK DK417175AA patent/DK137646B/da unknown
- 1975-09-17 HU HUPI488A patent/HU170735B/hu unknown
- 1975-09-17 YU YU02342/75A patent/YU234275A/xx unknown
- 1975-09-17 RO RO7500083406A patent/RO65455A/fr unknown
- 1975-09-17 CH CH1203175A patent/CH595352A5/xx not_active IP Right Cessation
- 1975-09-18 DD DD188422A patent/DD121786A5/xx unknown
- 1975-09-18 LU LU73420A patent/LU73420A1/xx unknown
- 1975-09-18 BG BG031010A patent/BG28848A3/xx unknown
- 1975-09-22 PL PL1975183517A patent/PL96536B1/pl unknown

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

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
IL47941A0 (en)	1975-11-25
RO65455A (fr)	1979-05-15
FR2285381B1 (fr)	1978-04-07
NL160554C (nl)	1979-11-15
DK137646B (da)	1978-04-10
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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Legal Events

Date	Code	Title	Description
1981-07-31	ST	Notification of lapse