| 摘要 |
A heterocyclic compound of the formula: <IMAGE> wherein A is an oxygen atom or a sulfur atom; B is either one of the groups: -CH2-CHR1- or -CH=CR1- (in which R1 is a hydrogen atom or a methyl group); W is, the same or different, each a hydrogen atom, a halogen atom, a lower alkyl group or a lower alkoxy group; X is either one of the following groups: <IMAGE> (in which R2 is a hydrogen atom, a lower alkyl group, a lower alkoxy group, a lower alkoxy(lower)alkyl group, a hydroxyl group or a hydroxy(lower)alkyl group, R3 is a hydrogen atom or a lower alkyl group and n is an integer of 0 or 1); Z is, the same or different, each a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a halo(lower)alkyl group, a halo(lower)alkoxy group, a nitro group, a methylenedioxy group or a cyano group; p is an integer of 0 to 5; and q is an integer of 0 or 1, or its salt, which is useful as a fungicide.
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