Abstract: A pyrazolyl acrylic acid derivative of formula (I): ##STR1## wherein R.sub.1 and R.sub.2 are independently hydrogen or C.sub.1 -C.sub.5 alkyl; W is C.sub.1 -C.sub.4 alkylene optionally substituted by C.sub.1 -C.sub.4 alkyl, C.sub.2 -C.sub.4 alkenylene optionally substituted by C.sub.1 -C.sub.4 alkyl, C.sub.2 -C.sub.4 alkynylene, --O--, --S--, or --NH--; q is 0 or 1; A is optionally substituted C.sub.3 -C.sub.7 cycloalkyl, optionally substituted C.sub.6 -C.sub.12 aryl, or optionally substituted heteroaryl having one to three heteroatoms selected from oxygen, sulfur, and nitrogen, and having two to thirteen carbon atoms in total.Process for preparing the derivative of formula (I) and agricultural/horticultural fungicide formulation containing the derivative are also provided.

Abstract: A pyrazolyl acrylic acid derivative having plant fungicidal activity of formula (I): ##STR1## wherein: R.sub.1 and R.sub.2 are independently hydrogen or C.sub.1 -C.sub.5 alkyl;A is a group of the formula: ##STR2## wherein X is independently hydrogen; halogen; cyano; nitro; C.sub.1 -C.sub.10 alkyl, C.sub.2 -C.sub.11 alkenyl, C.sub.1 -C.sub.10 alkoxy, C.sub.2 -C.sub.11 alkenyloxy, C.sub.2 -C.sub.11 alkynyloxy, C.sub.2 -C.sub.11 alkylcarbonyl or C.sub.2 -C.sub.11 alkylcarbonyloxy optionally substituted with one or more substituents selected from halogen, nitro, cyano, trifluoromethyl and C.sub.1 -C.sub.5 alkoxy; or C.sub.7 -C.sub.13 arylcarbonyl, C.sub.4 -C.sub.9 cycloalkylcarbonyloxy, C.sub.7 -C.sub.13 arylcarbonyloxy, C.sub.6 -C.sub.12 aryl, C.sub.6 -C.sub.12 aryloxy, C.sub.2 -C.sub.13 heteroaryl having 1-3 heteroatom(s) selected from oxygen, sulfur, and nitrogen, C.sub.2 -C.sub.13 heteroaryloxy having 1-3 heteroatom(s) selected from oxygen, sulfur, and nitrogen, C.sub.7 -C.sub.12 aralkyl or C.sub.7 -C.sub.

Abstract: A pyrazolyl acrylic acid derivative having plant fungicidal activity of formula (I): ##STR1## wherein: R.sub.1 and R.sub.2 are independently hydrogen or C.sub.1 -C.sub.5 alkyl;A is a group of the formula: ##STR2## wherein X is independently hydrogen; halogen; cyano; nitro; C.sub.1 -C.sub.10 alkyl, C.sub.2 -C.sub.11 alkenyl, C.sub.1 -C.sub.10 alkoxy, C.sub.2 -C.sub.11 alkenyloxy, C.sub.2 -C.sub.11 alkynyloxy, C.sub.2 -C.sub.11 alkylcarbonyl or C.sub.2 -C.sub.11 alkylcarbonyloxy optionally substituted with one or more substituents selected from halogen, nitro, cyano, trifluoromethyl and C.sub.1 -C.sub.5 alkoxy; or C.sub.7 -C.sub.13 arylcarbonyl, C.sub.4 -C.sub.9 cycloalkylcarbonyloxy, C.sub.7 -C.sub.13 arylcarbonyloxy, C.sub.6 -C.sub.12 aryl, C.sub.6 -C.sub.12 aryloxy, C.sub.2 -C.sub.13 heteroaryl having 1-3 heteroatom(s) selected from oxygen, sulfur, and nitrogen, C.sub.2 -C.sub.13 heteroaryloxy having 1-3 heteroatom(s) selected from oxygen, sulfur, and nitrogen, C.sub.7 -C.sub.12 aralkyl or C.sub.7 -C.sub.

Abstract: Disclosed herein is an N-indanyl carboxamide derivative as a novel compound, represented by the following general formula (I): ##STR1## wherein A represents a group of the formula, ##STR2## (wherein X represents a halogen atom, a methyl group, or a trifluoromethyl group, Y represents a hydrogen atom, a halogen atom, a lower alkyl group, an amino group, a mercapto group, or a lower alkylthio group, R.sup.1 represents a methyl group or a trifluoromethyl group, and R.sup.2 and R.sup.3 independently represents a hydrogen atom or a methyl group), R represents a lower alkyl group, and n is an integer in the range of 1 to 6, and an agricultural/horticultural fungicide comprising said N-indanyl carboxamide derivative as an active ingredient.

Abstract: Disclosed herein is an N-indanyl carboxamide derivative as a novel compound, represented by the following general formula (I): ##STR1## wherein A represents a group of the formula, ##STR2## (wherein X represents a halogen atom, a methyl group, or a trifluoromethyl group, Y represents a hydrogen atom, a halogen atom, a lower alkyl group, an amino group, a mercapto group, or a lower alkylthio group, R.sup.1 represents a methyl group or a trifluoromethyl group, and R.sup.2 and R.sup.3 independently represents a hydrogen atom or a methyl group), R represents a lower alkyl group, and n is an integer in the range of 1 to 6, and an agricultural/horticultural fungicide comprising said N-indanyl carboxamide derivative as an active ingredient.

Abstract: Disclosed are novel pyridinecarboxamide derivatives represented by the general formula: ##STR1## wherein X represents a halogen atom, methyl group or trifluoromethyl group, R represents a lower alkyl group or halogen atom, n represents an integer of 1 to 6, and m represents 0 or 1, and a fungicide containing such derivative as active ingredient.

Abstract: .DELTA.'-Tetrahydrophthalimides having a substituted oxy group at 3-position and, if necessary, a halogen atom at 4-position and/or at 2-position of phenyl group as N-substituent have excellent herbicidal activity and are useful as selective herbicides.

Abstract: .DELTA.'-Tetrahydrophthalimides having a substituted oxy group at 3-position and a halogen atom at 4-position if necessary, a halogen atom at 2-position of phenyl group as N-substituent have excellent herbicidal activity and are useful as selective herbicides.