Bis-pyrido4,3-b!carbazole compounds
US5958938A · kind A · utility
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6Claims
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Key dates
| Filing date | Jul 22, 1998 |
| Grant date | Sep 28, 1999 |
| Priority date | — |
| Expiry date | Jul 22, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D519/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of the formula: ##STR1## in which R.sub.1, R.sub.2, A and B are as defined in the description, their optical isomers, N-oxides and addition salts with a phar-maceutically acceptable acid, and their use as anti-tumor agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.