Octahydro-6, 10-dioxo-6h-pyridazino/1,2-a/ /1,2/diazepin-1-carboxylic acid, derivatives, preparation method and use for preparing therapeutically active compounds
US6548664B1 · kind B1 · utility
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8Claims
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Key dates
| Filing date | Oct 31, 2000 |
| Grant date | Apr 15, 2003 |
| Priority date | — |
| Expiry date | Oct 31, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
The invention concerns compounds of formula (I) in SR configuration or in the form of a SR+SS mixture, wherein R represents a hydrogen atom, an alkyl or aralkyl radical containing up to 18 carbon atoms, the amine function being free or protected. The compounds can be used for preparing active principles for medicines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.