Method for the synthesis of a hydrazine that can be used in the treatment of the papilloma virus
US9908858B2 · kind B2 · utility
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1References
15Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 27, 2013 |
| Grant date | Mar 6, 2018 |
| Priority date | — |
| Expiry date | Dec 27, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D295/155
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a method for producing a hydrazine of general formula (I) and the pharmaceutically acceptable salts thereof from an amine of formula (II), characterised in that said method uses a urea of formula (III) as a synthesis intermediate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.