Chemistry: electrical and wave energy – Processes and products
Patent
1987-01-20
1987-10-27
Demers, Arthur P.
Chemistry: electrical and wave energy
Processes and products
204 78, C25B 302
Patent
active
047028033
ABSTRACT:
Pyrazoles of the general formula ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are each hydrogen, alkyl, cycloalkyl or aryl, are prepared by electrochemical oxidation of 2-pyrazolines of the general formula ##STR2## in the presence of an ionic halide.
REFERENCES:
Adv. Heterocycl. Chem. 6 (1966), p. 385.
The Chemistry of Heterocyclic Compounds, vol. 22 (1967), pp. 41-49.
Z. Chem. 14 (1974), p. 236.
Katritzky, Advances in Heterocyclic Chemistry; Academic Press; N.Y., N.Y.; vol. 36, pp. 305-307.
Steiniger Michael
Stroefer Eckhard
BASF - Aktiengesellschaft
Demers Arthur P.
Shurtleff John H.
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