ES361194A1 - A procedure for preparing 1-substitute benzodiazepine derivatives. (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for preparing 1-substitute benzodiazepine derivatives. (Machine-translation by Google Translate, not legally binding)
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Sumitomo Chemical Co Ltd
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Sumitomo Chemical Co Ltd
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Publication of ES361194A1publicationCriticalpatent/ES361194A1/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
A procedure for preparing 1-substituted benzodiazepine derivatives and salts thereof, represented by the general formula, **(See formula)** where A means a straight or branched chain alkylene group having 1 to 5 carbon atoms; R1 signifies a hydrogen atom, a halogen atom, a nitro group, a lower alcohol group, a lower alkoxy group, or a halogenated alcohol group; R2 means a hydrogen atom, a halogen atom, a nitro group, a lower alcohol group, a lower alkoxy group, or a halogenated alcohol group; R3 signifies a hydrogen atom or a lower alcohol group; and R4 signifies a lower alcohol group, provided that R3 and R4 can form an optionally substituted 5- or 6-membered heterocyclic ring together with the adjacent nitrogen atom, and said heterocyclic ring may further contain a hetero-atom, a process comprising placing in contact with an oxidizing agent a 1-substituted derivative of aminomethylindole, or a salt thereof, represented by the general formula, **(See formula)** where A, R1, R2, R3 and R4 are as defined above. (Machine-translation by Google Translate, not legally binding)
ES361194A1967-12-081968-12-07A procedure for preparing 1-substitute benzodiazepine derivatives. (Machine-translation by Google Translate, not legally binding)
ExpiredES361194A1
(en)