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1. A method for promoting plant growth, which comprises
treating a plant with a compound represented by the following Formula (1): wherein R1 represents —C(O)W substituted at one of the positions 3, 4, 5, 6, and 7, W represents —ON═CR4R5, —OR6, —SR7, or —NR4R8, R2 represents a cyano group, a halogen atom, a nitro group, a C1-C6 alkyl group optionally having one or more groups selected from a group X, a C2-C6 alkenyl group optionally having one or more groups selected from the group X, a C2-C6 alkynyl group optionally having one or more groups selected from the group X, a phenyl group optionally having one or more groups selected from a group Y, a 6-membered aromatic heterocyclic group optionally having one or more groups selected from the group Y, a 5-membered aromatic heterocyclic group optionally having one or more groups selected from the group Y, a carboxy group, a C2-C6 alkylcarbonyl group optionally having one or more halogen atoms, a benzoyl group optionally having one or more groups selected from the group Y, a C2-C6 alkoxycarbonyl group, an aminocarbonyl group, —NR9R10, —S(O)2NR4R9, —OR9, —S(O)mR9, or —SF5, substituted at one of the positions 3, 4, 5, 6, and 7 (provided that R2 is substituted at a position different from that of R1), R3 represents a hydrogen atom, a halogen atom, a cyano group, a nitro group, a C1-C6 alkyl group optionally having one or more groups selected from the group X, a C2-C6 alkenyl group optionally having one or more groups selected from the group X, a C2-C6 alkynyl group optionally having one or more groups selected from the group X, a C2-C6 alkylcarbonyl group optionally having one or more halogen atoms, a benzoyl group optionally having one or more groups selected from the group Y, —NR9R10, —S(O)2NR4R9, —OR9, or —S(O)mR9, R4 and R5 are the same or different and each represents a C1-C6 alkyl group optionally having one or more halogen atoms, a phenyl group optionally having one or more groups selected from the group Y, or a hydrogen atom, R6 represents a hydrogen atom, a C1-C6 alkyl group optionally having one or more groups selected from a group Z, a C3-C6 alkenyl group optionally having one or more groups selected from the group X, a C3-C6 alkynyl group optionally having one or more groups selected from the group X, a C4-C7 cycloalkylalkyl group optionally having one or more halogen atoms, a C3-C6 cycloalkyl group optionally having one or more halogen atoms, a phenyl group optionally having one or more groups selected from the group Y, or a C7-C9 phenylalkyl group in which a benzene ring portion may have optionally one or more groups selected from the group Y, R7 represents a hydrogen atom, a C1-C6 alkyl group optionally having one or more groups selected from the group X, a C3-C6 alkenyl group optionally having one or more groups selected from the group X, a C3-C6 alkynyl group optionally having one or more groups selected from the group X, a phenyl group optionally having one or more groups selected from the group Y, or a C7-C9 phenylakyl group in which a benzene ring portion may have optionally one or more groups selected from the group Y, R8 represents a hydrogen atom, a cyano group, a C1-C6 alkyl group optionally having one or more groups selected from the group Z, a phenyl group optionally having one or more groups selected from the group Y, a benzyl group in which a benzene ring portion may have optionally one or more groups selected from the group Y, —OR4, or —NR4R5, R9 represents a C1-C6 alkyl group optionally having one or more groups selected from the group X, a C3-C6 alkenyl group optionally having one or more groups selected from the group X, a C3-C6 alkynyl group optionally having one or more groups selected from the group X, a C4-C7 cycloalkylalkyl group optionally having one or more halogen atoms, a C7-C9 phenylalkyl group in which a benzene ring portion may have optionally one or more groups selected from the group Y, a 6-membered aromatic heterocyclic C1-C3 alkyl group in which a 6-membered aromatic heterocycle portion may have optionally one or more groups selected from the group Y, a phenyl group optionally having one or more groups selected from the group Y, a C3-C6 cycloalkyl group optionally having one or more halogen atoms, or a hydrogen atom (provided that when m in —S(O)mR9 is 1 or 2, R9 is not a hydrogen atom), R10 represents a hydrogen atom, a C1-C4 alkyl group optionally having one or more halogen atoms, a C1-C4 alkylsulfonyl group optionally having one or more halogen atoms, a phenylsulfonyl group optionally having one or more groups selected from the group Y, a C7-C9 phenylalkylsulfonyl group in which a benzene ring portion may have optionally one or more groups selected from the group Y, a C2-C6 alkoxycarbonyl group, —C(O)R11, or —C(O)NR4R5, R11 represents a hydrogen atom, a C1-C6 alkyl group optionally having one or more halogen atoms, a phenyl group optionally having one or more groups selected from the group Y, a 5-membered aromatic heterocyclic group optionally having one or more groups selected from the group Y, or a 6-membered aromatic heterocyclic group optionally having one or more groups selected from the group Y, m represents 0, 1, or 2, and n represents an integer of 0 to 4 (provided that when n is an integer of 2 or greater, R2s may be the same or different and each is substituted at different positions, the group X represents a group consisting of a halogen atom, a cyano group, and a C1-C6 alkoxy group optionally having one or more halogen atoms, the group Y represents a group consisting of a halogen atom, a cyano group, a nitro group, a C1-C6 alkyl group optionally having one or more halogen atoms, and a C1-C6 alkoxy group optionally having one or more halogen atoms, and the group Z represents a halogen atom, a hydroxyl group, a C1-C6 alkoxy group optionally having one or more halogen atoms, and a C2-C6 alkoxycarbonyl group, provided that a method for promoting plant growth which comprises treating plants with a compound corresponding to the following (1) or an agriculturally acceptable salt thereof is excluded, (1) Benzo [b]thiophene-3-carboxylic acid. |
