Heterociclico fungicide compound, process for its preparation, fungicide composition and method for combating fungal growth

摘要

A compound of the general formula CHEM or a salt or a metal complex thereof, wherein X is oxygen or sulphur; Y represents a group CR4R5 or -CR4R5CR6R7-; one of R1 and R2 represents an optionally substituted pyrazinyl group, and the other represents an optionally substituted pyrazinyl, pyridyl or phenyl group; each of R3, R4, R5, R6 and R7 independently represents a hydrogen atom or an alkyl group; and m is 0, 1 or 2.