Preparation of 1-(het) aryl-3-hydroxypyrazoles

Details Preparation of 1-(het) aryl-3-hydroxypyrazoles Preparation of 1-(het) aryl-3-hydroxypyrazoles

1995-04-26

1996-09-24

Ramsuer, Robert W.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544238, 544405, 5462761, 5483694, 5483681, C07D23122, C07D23114, C07D23116, C07D40104

Patent

active

055592449

ABSTRACT:
A process for preparing 1-(het)aryl-3-hydroxypyrazoles of the formula I ##STR1## where R is an unsubst. or subst. aromatic or heteroaromatic radical,

REFERENCES:
Nakamura et al, Chem. Pharm. Bull., vol. 19 (1971) pp. 1389-1394.

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