Patent ID: 7238719

Claim:
A process for producing a 1,2,3-triazole compound represented by formula (I): wherein R 1 represents optionally substituted aryl, optionally substituted amino, optionally substituted alkyl, or optionally substituted alkoxy; R 2 represents a protective group of the carboxylic acid; and R 3 represents an alkali metal, a hydrogen atom, optionally substituted alkyl, optionally substituted aryl, optionally substituted alkylsulfonyl, optionally substituted arylsulfonyl, or trialkylsilyl, said process comprising the step of: reacting a compound represented by formula (II): wherein R 1 and R 2 are as defined above, with an azide compound represented by formula (III): R 3 N 3 (III) wherein R 3 is as defined above, in the presence of a transition metal compound.