METHODS FOR OBTAINING CYTOTOXIC BENZODIAZEPINE DERIVATIVES Russian patent published in 2021 - IPC C07D487/04 A61K31/5517 A61P35/00 C07D519/00 

Abstract RU 2746322 C2

FIELD: chemistry.

SUBSTANCE: invention relates to new methods for the preparation of dimeric indolinobenzodiazepine compounds, for example, of the formula 18A and IA and their synthetic precursors.

EFFECT: new and improved processes for the preparation of indolinobenzodiazepine dimers that are more efficient and suitable for large scale manufacturing processes.

29 cl, 24 ex, 19 dwg

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RU 2 746 322 C2

Authors

Gerard, Baudouin

Shizuka, Manami

Miller, Michael Louis

Silva, Richard A.

Dates

2021-04-12Published

2016-07-21Filed