METHOD FOR PRODUCING HEXAHYDROPYRROLOQUINOLINE

摘要

A method for producing a compound, or a salt thereof, represented by Formula (IIa) or (IIb) comprising cyclizing a compound, or a salt thereof, represented by Formula (XII'a) or (XII'b) (wherein the ring B represents a benzene ring which may have a substituent; R1 represents a hydrocarbon group which may be substituted; R2 represents a hydrogen atom or a C1-4 alkyl group; and J represents an alkyl group or an aralkyl group).