ZA757881B - 3-fluorobenzodiazepines and processes for their preparation - Google Patents

3-fluorobenzodiazepines and processes for their preparation

Info

Publication number
ZA757881B
ZA757881B ZA757881A ZA757881A ZA757881B ZA 757881 B ZA757881 B ZA 757881B ZA 757881 A ZA757881 A ZA 757881A ZA 757881 A ZA757881 A ZA 757881A ZA 757881 B ZA757881 B ZA 757881B
Authority
ZA
South Africa
Prior art keywords
fluorobenzodiazepines
processes
preparation
Prior art date
Application number
ZA757881A
Inventor
Eike Dr Poetsch
Poetsch Dr Eike
Jurgen Dr Uhl
Uhl Dr Jurgen
Dieter Dr Marx
Marx Dr Dieter
Wighard Dr Strehlow
Strehlow Dr Wighard
Helmut Dr Mueller-Calgan
Mueller-Calgan Dr Helmut
Giuliano Dr Dolce
Dolce Dr Giuliano
Original Assignee
Merck Patent Gmbh
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 Merck Patent Gmbh filed Critical Merck Patent Gmbh
Publication of ZA757881B publication Critical patent/ZA757881B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D243/00—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms
    • C07D243/06—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4
    • C07D243/10—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
    • C07D243/14—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines
    • C07D243/16—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals
    • C07D243/18—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals substituted in position 2 by nitrogen, oxygen or sulfur atoms
    • C07D243/24—Oxygen atoms
ZA757881A 1974-12-20 1975-12-19 3-fluorobenzodiazepines and processes for their preparation ZA757881B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742460360 DE2460360A1 (en) 1974-12-20 1974-12-20 3-Fluoro-2,3-dihydro 1H-1,4-benzo-diazepin-2-one derivs - prepd. e.g. by fluorinating 3-unsubstd. cpds.

Publications (1)

Publication Number Publication Date
ZA757881B true ZA757881B (en) 1976-11-24

Family

ID=5933963

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA757881A ZA757881B (en) 1974-12-20 1975-12-19 3-fluorobenzodiazepines and processes for their preparation

Country Status (3)

Country Link
BE (1) BE836768A (en)
DE (1) DE2460360A1 (en)
ZA (1) ZA757881B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4141895A (en) * 1977-06-16 1979-02-27 E. I. Du Pont De Nemours And Company Hydroxyquinazolines and their use as intermediates for pharmaceutical agents
US4182760A (en) * 1977-06-16 1980-01-08 E. I. Du Pont De Nemours And Company Benzophenone anti-oximes, diazepin-N-oxides, and their use as pharmaceutical agents and as intermediates for pharmaceutical agents
CN114702451A (en) * 2022-03-29 2022-07-05 国药集团国瑞药业有限公司 Preparation method of clonazepam and intermediate thereof

Also Published As

Publication number Publication date
DE2460360A1 (en) 1976-06-24
BE836768A (en) 1976-06-17

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