A study on m??chloroperbenzoic acid and lead tetraacetate oxidation of some 1??aroyl??4, 5??dihydro??4, 4??dimethyl??5??methylene??1H??pyrazoles

…, J Stephanidou??Stephanatou

Index: Mitkidou, Sophia; Stephanidou-Stephanatou, Julia Journal of Heterocyclic Chemistry, 1991 , vol. 28, # 1 p. 48 - 53

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Citation Number: 4

Abstract

Abstract 1-Aroyl-4, 5-dihydro-5-methylene-1H-pyrazoles 1 are converted upon oxidation with m-chloroperbenzoic acid to the pyrazolones 2. The same aroyl enamides 1 are also oxidized with LTA to form the acetoxy derivatives 7 and 8. The reaction mechanisms are discussed.