Patent ID: 6479674
Filing Date: 2002-11-12
Classification: C07C,C07D

Abstract:
A 2-oxobicyclo[3.1.0]hexane-6-carboxylic acid compound represented by formula (1) wherein, R1 represents a hydrogen atom, a C1-C6 alkyl group, a C3-C6 cycloalkyl group, a C3-C6 cycloalkyl C1-C6 alkyl group, an aryl group, an aryl C1-C6 alkyl group, a C1-C6 alkoxy C1-C6 alkyl group, a C1-C6 hydroxyalkyl group, a C1-C6 alkylthio C1-C6 alkyl group, a C1-C6 mercaptoalkyl group, a tetrahydrofuranyl group, or a tetrahydropyranyl group; R2 and R3 are identical or different, and each represents a C1-C6 alkyl group, a C3-C6 cycloalkyl group, a C3-C6 cycloalkyl C1-C6 alkyl group, an aryl group, or an aryl C1-C6 alkyl group, or R2 and R3 together represent â€”(CH2)nâ€” (wherein n represents 2 or 3); and Y1 and Y2 are identical or different, and each represents a sulfur atom, an oxygen atom, or a nitrogen atom.