Tetrahedron p. 381 - 386 (1993)
Update date:2022-07-31
Topics:
Kascheres, Albert
Filho, Jair Correa
Cunha, Silvio
Methylphenylcyclopropenone (1) reacts with pyrazole and 3,5-dimethylpyrazole to afford ketones (2) resulting from initial nucleophilic attack at methyl-C, in agreement with an AM1 calculation performed on 1.Intermediacy of dipolar species 3 accounts for p
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