FR1462887A - Process for the preparation of benzodiazepine derivatives - Google Patents

Process for the preparation of benzodiazepine derivatives

Info

Publication number
FR1462887A
FR1462887A FR44980A FR44980A FR1462887A FR 1462887 A FR1462887 A FR 1462887A FR 44980 A FR44980 A FR 44980A FR 44980 A FR44980 A FR 44980A FR 1462887 A FR1462887 A FR 1462887A
Authority
FR
France
Prior art keywords
preparation
benzodiazepine derivatives
benzodiazepine
derivatives
Prior art date
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.)
Expired
Application number
FR44980A
Other languages
French (fr)
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Priority to FR44980A priority Critical patent/FR1462887A/en
Application granted granted Critical
Publication of FR1462887A publication Critical patent/FR1462887A/en
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR44980A 1966-01-06 1966-01-06 Process for the preparation of benzodiazepine derivatives Expired FR1462887A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR44980A FR1462887A (en) 1966-01-06 1966-01-06 Process for the preparation of benzodiazepine derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR44980A FR1462887A (en) 1966-01-06 1966-01-06 Process for the preparation of benzodiazepine derivatives

Publications (1)

Publication Number Publication Date
FR1462887A true FR1462887A (en) 1966-12-16

Family

ID=1582047

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44980A Expired FR1462887A (en) 1966-01-06 1966-01-06 Process for the preparation of benzodiazepine derivatives

Country Status (1)

Country Link
FR (1) FR1462887A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2526869A1 (en) * 1974-06-28 1976-01-15 Hoffmann La Roche BENZODIAZEPINE DERIVATIVES
EP0022017A1 (en) * 1979-06-25 1981-01-07 Pierre Fabre S.A. Derivatives of 2-benzoyl-4-nitro anilides, their preparation and their use as medicines
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

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2526869A1 (en) * 1974-06-28 1976-01-15 Hoffmann La Roche BENZODIAZEPINE DERIVATIVES
EP0022017A1 (en) * 1979-06-25 1981-01-07 Pierre Fabre S.A. Derivatives of 2-benzoyl-4-nitro anilides, their preparation and their use as medicines
FR2459793A1 (en) * 1979-06-25 1981-01-16 Fabre Sa Pierre NOVEL BENZOYL-2 NITRO-4 ANILIDE DERIVATIVES, THEIR PREPARATION AND THEIR APPLICATION AS MEDICAMENTS
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
CN114702451B (en) * 2022-03-29 2024-05-14 国药集团国瑞药业有限公司 Preparation method of clonazepam and intermediate thereof

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