HALOGEN-SUBSTITUTED HETEROCYCLIC COMPOUND

摘要

Provided is a novel a-halogen substituted thiophene compound which has strong LPA receptor antagonist activity and is useful as a pharmaceutical product, or a pharmacologically acceptable salt thereof. A compound represented by general formula (I) or a salt thereof. (In the formula, A represents a phenyl ring, a thiophene ring or an isothiazole ring; R1 moieties may be the same or different and each represents a halogen atom or a C1-C3 alkyl group; R2 represents a hydrogen atom or a C1-C6 alkyl group; p represents an integer of 0-5; V represents a CR3 group (wherein R3 represents a hydrogen atom, an amino group, a nitro group or a C1-C3 alkoxy group) or a nitrogen atom; and X represents a halogen atom.)