1-carbamoyl-5-hydroxypyrazole compounds and salts thereof
US5543529A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 1995 |
| Grant date | Aug 6, 1996 |
| Priority date | — |
| Expiry date | Jan 26, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D231/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Pyrazole compounds represented by formulae (A), (B), and (C): ##STR1## wherein R.sub.1 represents an unsubstituted alkyl group, an ester group, a carboxyl group, an amino group or an aryl group; R.sub.2 and R.sub.3 each represents an alkyl group or an aryl group, and the alkyl groups represented by R.sub.2 and R.sub.3 may bond each other to form a saturated 5- or 6-membered ring; R.sub.4 represents an alkoxy group or a carbonamido group; R.sub.5 and R.sub.6 each represents a hydrogen atom, an alkyl group or an aryl group, and the alkyl groups represented by R.sub.5 and R.sub.6 may bond each other to form a saturated 5- or 6-membered ring; R.sub.7 represents an aryl group, an ester group or a carboxyl group; and M represents a hydrogen atom or a monovalent cation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.