摘要:
Plant growth regulators comprising, as an active ingredient, a substituted dicarboxylic acid derivative having the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, D and G are the same as defined in the present specification, the substituted dicarboxylic acid derivatives, and processes for preparing the same, are disclosed. The plant growth regulators provided according to the present invention have a regulating activity on plant growth; more specifically, an action thereof of lowering the content of endogenous ethylene in a plant is utilized.
摘要:
Plant growth regulators comprising, as an active ingredient, a substituted dicarboxylic acid derivative having the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are the same as defined in the present specification, the substituted dicarboxylic acid derivatives, and processes for preparing the same, are disclosed. The plant growth regulators provided according to the present invention have a regulating activity on plant growth; more specifically, an action thereof of lowering the content of endogenous ethylene in a plant is utilized.
摘要:
A cyanoacetamide derivative of the formula, ##STR1## wherein R represents a C.sub.2 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkenyl, C.sub.2 -C.sub.6 alkynyl or C.sub.3 -C.sub.6 cycloalky group, and X represents a chlorine or bromide atom or a trifluoromethyl or lower fluoroalkoxy group and a plant disease protectant comprising the same are disclosed. The cyanoacetamide derivative provided according to the present invention has an extremely high controlling activity against various plant diseases, particularly against rice blast (Pyricularia oryzae).
摘要:
The present invention relates to a pyrimidine compound of the formula (I): wherein R1 represents a hydrogen atom, halogen atom or C1-C4 alkyl; R2 represents C3-C7 alkynyloxy; R3 represents a hydrogen atom, halogen atom or C1-C3 alkyl; X represents C6 polymethylene, in which a CH2—CH2 may be replaced with a CH═CH, optionally substituted with at least one substituent selected from the group consisting of halogen atoms, trifluoromethyl and C1-C4 alkyls. This pyrimidine compound has an excellent activity of controlling pests.
摘要:
The present invention relates to a pyrimidine compound of the formula (I): wherein R1 represents a hydrogen atom, halogen atom or C1-C4 alkyl; R2 represents C3-C7 alkynyloxy; R3 represents a hydrogen atom, halogen atom or C1-C3 alkyl; X represents C7 polymethylene, in which a CH2—CH2 may be replaced with a CH═CH, optionally substituted with at least one substituent selected from the group consisting of halogen atoms, trifluoromethyl and C1-C4 alkyls. This pyrimidine compound has an excellent activity of controlling pests.
摘要:
The present invention relates to a pyrimidine compound of the formula (I): wherein R1 represents a hydrogen atom, halogen atom or C1-C4 alkyl; R2 represents C3-C7 alkynyloxy; R3 represents a hydrogen atom, halogen atom or C1-C3 alkyl; X represents C7 polymethylene, in which a CH2—CH2 may be replaced with a CH═CH, optionally substituted with at least one substituent selected from the group consisting of halogen atoms, trifluoromethyl and C1-C4 alkyls. This pyrimidine compound has an excellent activity of controlling pests.
摘要:
A pyridazine compound represented by formula (1): wherein R1 and R2 are same or different and represent a C1-C4 alkyl group; R3 represents a halogen atom, a nitro group, a cyano group, a C1-C4 alkyl group optionally substituted by at least one halogen atom, a C1-C4 alkoxy group optionally substituted by at least one halogen atom or a C1-C4 alkylthio group optionally substituted by at least one halogen atom; R4 and R5 each represents a halogen atom, a nitro group, a cyano group, a C1-C4 alkyl group optionally substituted by at least one halogen atom or a C1-C4 alkoxy group optionally substituted by at least one halogen atom; and m and n each represents an integer.
摘要:
The present invention relates to a pyrimidine compound of the formula (I): wherein R1 represents a hydrogen atom, halogen atom or C1-C4 alkyl; R2 represents C3-C7 alkynyloxy; R3 represents a hydrogen atom, halogen atom or C1-C3 alkyl; X represents C4 polymethylene, in which a CH2—CH2 may be replaced with a CH═CH, optionally substituted with at least one substituent selected from the group consisting of halogen atoms, trifluoromethyl and C1-C4 alkyls. This pyrimidine compound has an excellent activity of controlling pests.