9-amino-podophyllotoxin derivatives, method for the production thereof and pharmaceutical compositions containing said derivatives
US7378419B2 · kind B2 · utility
7Cited by
4References
13Claims
0Family size
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Key dates
| Filing date | Sep 1, 2004 |
| Grant date | May 27, 2008 |
| Priority date | — |
| Expiry date | Sep 1, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P35/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to compounds of formula (I), wherein R1 is a group selected from hydrogen, alkyl, aryl, aryalkil, heteroaryl, heteroarylalkyl, alkylcarbonyl, arylcarbonyl, arylalkylcarbonyl, alkoxycarbonyl, aryloxycarbonyl, arylalkoxycarbonyl, heterocycloalkoxycarbonyl, alkylsulfonyl, arylsulfonyl, arylalkylsulfonyl, phosphonic and Si(Ra)2Rb, Y is a group selected from HN—NH and N—R2, R3 is a hydrogen atom, an alkyl, cycloalkyl, aryl, arylalkyl group, R4 is hydrogen atom or an alkyl group, enantiomers, diastereoisomers and the salts thereof
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.