Russian chemical bulletin

Reactions of regioisomeric 3, 3-dimethyl-and 2, 2-dimethyl-6-trifluoromethyl-2, 3-dihydro-4-pyrones with N-nucleophiles

VY Sosnovskikh, MY Mel'nikov

Index: Sosnovskikh; Mel'nikov Russian Chemical Bulletin, 1999 , vol. 48, # 5 p. 975 - 978

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Citation Number: 5

Abstract

Abstract Reactions of 2, 2-dimethyl-6-trifluoromethyl-2, 3-dihydro-4-pyrone with ethylenediamine, hydrazine, or hydroxylamine yield 5-methyl-7-trifluoromethyl-2, 3-dihydro- 1 H-1, 4-diazepine, 3 (5)-(2-hydroxy-2-methylpropyl)-5 (3)-trifluoromethylpyrazole, and 5-