Process for preparing pyrazoles

Details Process for preparing pyrazoles Process for preparing pyrazoles

1999-07-13

2000-02-08

Ramsuer, Robert W.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D23112

Patent

active

060229799

ABSTRACT:
A process for preparing pyrazoles of the formula I ##STR1## in which R.sup.1,R.sup.2,R.sup.3 independently of one another are C.sub.1 - to C.sub.20 -alkyl, C.sub.3 - to C.sub.8 -cycloalkyl, or C.sub.7 - to C.sub.20 -aralkyl or aryl, unsubstituted or substituted by C.sub.1 - to C.sub.4 -alkyl, halogen and/or nitro,

REFERENCES:
J. Org. Chem. 1955, vol. 20, 1683-1686.
Recl. Trav. Chim. Pays-Bas (1965), vol. 84, 1535-1554.

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