1-carbamoyl-5-hydroxypyrazole compounds and salts thereof

Details 1-carbamoyl-5-hydroxypyrazole compounds and salts thereof 1-carbamoyl-5-hydroxypyrazole compounds and salts thereof

1995-01-26

1996-08-06

Richter, Johann

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

5483684, 5483679, 5483697, 5483641, 544140, 546211, C07D23118, C07D23114

Patent

active

055435297

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.

REFERENCES:
patent: Re34779 (1994-11-01), Oya et al.
patent: 2274782 (1942-03-01), Gaspar
patent: 4316040 (1982-02-01), Plath et al.

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