Abstract: A pyrimidine derivative of the formula: ##STR1## wherein each of R.sup.1 and R.sup.2 which may be the same or different is an alkyl group, or R.sup.1 and R.sup.2 together with the adjacent carbon atom form a ring.

Abstract: A herbicidal alkanoic acid derivative of the formula: ##STR1## wherein R is ##STR2## wherein R.sup.3 is a hydrogen atom, a halogen atom, a halogen-substituted alkyl group, an alkyl group, a cycloalkyl group, an alkylthioalkyl group, a hydroxyalkyl group, a hydroxyl group, a cyano group, an acyloxyalkyl group, a thienyl group, a naphthyl group, a dihydronaphthyl group or ##STR3## wherein R.sup.8 is a hydrogen atom, a halogen atom, a nitro group, an alkyl group, an alkoxy group or --S(O).sub.n R.sup.9 wherein R.sup.9 is an alkyl group, and n is an integer of from 0 to 2, m is an integer of from 0 to 2, each of R.sup.2 and R.sup.4 which may be the same or different is a hydrogen atom or an alkyl group, or R.sup.2 and R.sup.4 form together with the adjacent carbon atom a 3-, 4-, 5- or 6-membered ring which may contain an oxygen atom and may be substituted by one or two alkyl groups, each of R.sup.5 and R.sup.6 which may be the same or different is a hydrogen atom or an alkyl group, R.sup.

Abstract: A phenyltriazole compound having the formula: ##STR1## wherein X is a lower alkyl group having all or a part of hydrogen atoms substituted by fluorine atoms, and each of R.sup.1 and R.sup.2 which may be the same or different, is a hydrogen atom or a lower alkyl group, or R.sup.1 and R.sup.2 form together with the adjacent nitrogen atom a pyrrole ring or an ethoxymethylideneamino group.

Abstract: A plant growth regulating composition comprising a member selected from the group consisting of 3,5-dioxo-4-propionylcyclohexane carboxylic acid and its esters and salts, represented by the formula: ##STR1## wherein R is a hydrogen atom, a lower alkyl group or a cation, and at least one compound selected from the group consisting of (2-chloroethyl) phosphonic acid, 1,1-dimethylpiperidinium chloride and 2-chloroethyltrimethylammonium chloride, as active ingredients, and an agricultural carrier or diluent.

Abstract: A 2-phenoxypyrimidine derivative having the formula: ##STR1## wherein X is a halogen atom or ##STR2## wherein X.sup.1 is a halogen atom, a lower alkyl group or a lower alkoxy group and k is 0, 1 or 2; R.sup.1 is a hydrogen atom, a benzyl group, --(CH.sub.2).sub.m R.sup.3 wherein R.sup.3 is a cyano group, a formyl group, a dialkylamino group, a phenyl group, a pyridyl group, a trimethylsilyl group, a naphthyl group, an alkoxycarbonyl group, a benzoyl group, an alkylthio group, a phenylthio group, an alkylsulfonyl group or a benzyloxy group and m is 1, 2 or 3, or ##STR3## wherein R.sup.4 is a hydrogen atom or a lower alkyl group, R.sup.5 is a lower alkyl group or ##STR4## wherein X.sup.2 is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a nitro group, n is 0 or 1, provided that when R.sup.5 is an alkyl group, n is 1; and R.sup.2 is a chlorine atom or a methoxy group, provided that when R.sup.1 is a hydrogen atom or a benzyl group, X is ##STR5## and R.sup.

Abstract: Described are KSB-1939 compounds represented by the following general formula (I): ##STR1## wherein R means ##STR2## in which n stands for an integer of 0-2 and m denotes an integer of 0 or 1, and R' denotes a methyl or ethyl group. A production process of the KSB-1939 compounds and pesticidal agents comprising, as an effective ingredient, one of the KSB-1939 compounds are also described.

Abstract: A pyrimidine compound having the formula: ##STR1## wherein X is a halogen atom, or a salt thereof.

Abstract: A picolinic acid derivative having the formula: ##STR1## wherein R is a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an alkali metal atom, an alkaline earth metal atom, an alkylammonium group or ##STR2## [wherein R.sup.11 is a hydrogen atom or an alkyl group, R.sup.12 is an alkoxycarbonyl group, a cyano group, a halogen atom, an acetyl group, a pivaloyl group, a benzoyl group, an alkoxy group, a phenoxy group, a halogenoacetyloxy group, a methylsulfonyloxy group, a hydroxyl group, an alkylthio group, an alkylsulfonyl group, a phenylthio group, a dialkylamino group, a naphthyl group, a pyridyl group, ##STR3## (wherein W is a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a phenoxy group, a nitro group or an alkoxycarbonyl group, and e is 1 or 2) or ##STR4## (wherein each of R.sup.3 and R.sup.4 which may be the same or different, is a hydrogen atom, an alkyl group, an alkenyl group or a phenyl group), and m is an integer of from 0 to 2], each of R.sup.1 and R.sup.

Abstract: A thiadiazabicyclononane derivative having the formula: ##STR1## wherein X is hydrogen or halogen, R.sup.1 is hydrogen or alkyl, R.sup.2 is alkenyloxy, alkynyloxy, alkylthio, halogen-substituted alkoxy, alkoxycarbonylalkoxy, .alpha.,.alpha.-dimethylbenzylamino, --OC.sub.2 H.sub.4 S(O).sub.l R.sup.3 (wherein R.sup.3 is alkyl or phenyl, and l is an integer of 0 or 2), ##STR2## (wherein Y is halogen, alkyl, alkoxy or nitro, R.sup.4 is hydrogen or alkyl, and each of m and n is an integer of 0, 1 or 2), --OC.sub.2 H.sub.4 OR.sup.5 (wherein R.sup.5 is phenyl, benzyl or methoxyalkyl), --OCH.sub.2 R.sup.6 (wherein R.sup.6 is styryl, cyanoalkyl, tetrahydrofuran-2-yl, thienyl or pyridin-2-yl), ##STR3## (wherein R.sup.

Abstract: A phenyltriazole derivative of the formula: ##STR1## wherein X is a halogen atom, an alkyl group, a halogen-substituted alkyl group, an alkoxy group, a nitro group, a phenoxy group, an amino group, a cyano group, a 1-pyrrolyl group or a halogen-substituted alkoxy group, Y is a C.sub.2 -C.sub.6 alkyl group which may be substituted by halogen, alkoxy, alkylthio, alkylsulfonyl, alkoxycarbonyl or carbamoyl, a methyl-substituted cycloalkyl group, an alkenyl group, a C.sub.1 -C.sub.4 alkylsulfinyl group or a 2-methyl-1,3-dithiolan-2-yl group, Z is a hydrogen atom, a halogen atom, a halogen-substituted alkyl group, an alkoxyalkyl group, an alkenyloxyalkyl group, a methyl group, an alkylsulfinyl group, an alkylsulfonyl group, a phenyl group, a ##STR2## group, wherein each of R.sup.1 and R.sup.

Abstract: A pyrimidine derivative having the formula: ##STR1## wherein X is a halogen atom, a lower alkyl group or a phenoxy group (wherein said phenoxy group may be substituted by halogen, lower alkyl or lower alkoxy), and R is a hydrogen atom, a lower alkyl group, an alkoxyalkyl group, a benzyloxyalkyl group, an alkoxycarbonyl alkyl group, a cyanoalkyl group or a ##STR2## group (wherein R.sup.1 is a hydrogen atom or a lower alkyl group, and R.sup.2 is a lower alkyl group or a phenyl group which may be substituted by nitro), or a salt thereof.

Abstract: A pyrimidine derivative having the formula: ##STR1## wherein R is hydrogen atom, --CH.sub.2 CH.sub.2 S(O).sub.n R.sub.1 (wherein R.sub.1 is a lower alkyl group, and n is an integer of from 0 to 2) or ##STR2## (wherein each R.sub.1 is a lower alkyl group), A is a chlorine atom or a methoxy group, and each of D and E which may be the same or different, is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a halogen-substituted lower alkoxy group, or a salt thereof.

Abstract: A 2-phenoxypyrimidine derivative having the formula: ##STR1## wherein R.sup.1 is a formyl group, a dimethoxymethyl group or --COOR.sup.4 (wherein R.sup.4 is a hydrogen atom, a lower alkyl group, a benzyl group, an alkali metal atom, an alkaline earth metal atom or an organic ammonium group), R.sup.2 is a chlorine atom, a methyl group, a methoxy group or a difluoromethoxy group, R.sup.3 is a methyl group or a methoxy group, X is a halogen atom, a lower alkyl group, a lower alkoxy group, an amino group, a hydroxyl group, a nitro group or a cyano group, and n is 1 or 2.

Abstract: A 2-phenoxypyrimidine derivative having the formula: ##STR1## wherein R is a formyl group or --COOR.sup.1 wherein R.sup.1 is a hydrogen atom, a lower alkyl group, a 2-methylsulfonylethyl group, a diethoxypropyl group, a lower alkenyl group, a lower alkynyl group, a haloalkyl group, a haloalkenyl group, an alkoxyalkyl group, a hydroxyalkyl group, a cycloalkyl group, a phenyl group or ##STR2## wherein Y is a halogen atom, a methyl group or a methoxy group and n is 0, 1 or 2; and X is a halogen atom, an alkynyloxy group, an alkenyloxy group, an alkylthio group, an alkoxyalkyloxy group, a haloalkoxy group, an acetyloxy group, a benzoyloxy group, a formyl group, a trifluoromethyl group, a carboxyl group, an alkoxycarbonyl group, a dialkylamino group, a dimethoxymethyl group, ##STR3## wherein R.sup.2 is a hydrogen atom or a methyl group, Z is a chlorine atom or an alkyl group and m is 0, 1 or 2, or ##STR4## wherein R.sup.

Abstract: As a herbicide, a 9-phenylimino-8-thia-1,6-diazabicyclo [4.3.0]nonane-7-one derivative having the formula: ##STR1## wherein each of X and Y is hydrogen or halogen, and Z is ##STR2## wherein R.sup.1 is alkyl or cycloalkyl, or --COOR.sup.2 wherein R.sup.2 is alkyl.

Abstract: A new compound is provided by a cyclohexane derivative of the formula ##STR1## wherein R represents a hydrogen atom or an alkyl group, an alkylthioalkyl group or an unsubstituted or substituted phenyl group; and R.sup.1 represents an alkyl group, an unsubstituted or substituted benzyl group, a phenethyl group, a phenoxymethyl group, a 2-thienylmethyl group, an alkoxymethyl group or an alkylthiomethyl group, or a salt of said cyclohexane compound.This cyclohexane compound exhibits useful plant-growth regulating effects on crop-plants and also non-crop plants such as lawn and may be prepared by cyclization of an acetonylsuccinic acid dialkyl ester, followed by reaction with an organic acid chloride and by intermolecular rearrangement.

Abstract: A class of novel 5H-1,3,4-thiadizaolo[3,2-a]pyrimidin-5-one derivatives are disclosed. These compounds exhibit remarkable fungicidal activities for pathogenic fungi of cucumber gray mold, cucumber downy mildew, Alternaria sooty spot of Chinese mustard, apple Alternaria leaf spot, pear black spot, rice blast, tomato late blight, etc.

Abstract: A picolinic acid derivative having the formula: ##STR1## wherein R is a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an alkali metal atom, an alkaline earth metal atom, an alkylammonium group or ##STR2## [wherein R.sup.11 is a hydrogen atom or an alkyl group, R.sup.12 is an alkoxycarbonyl group, a cyano group, a halogen atom, an acetyl group, a pivaloyl group, a benzoyl group, an alkoxy group, a phenoxy group, a halogenoacetyloxy group, a methylsulfonyloxy group, a hydroxyl group, an alkylthio group, an alkylsulfonyl group, a phenylthio group, a dialkylamino group, a naphthyl group, a pyridyl group, ##STR3## (wherein W is a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a phenoxy group, a nitro group or an alkoxycarbonyl group, and e is 1 or 2) or ##STR4## (wherein each of R.sup.3 and R.sup.4 which may be the same or different, is a hydrogen atom, an alkyl group, an alkenyl group or a phenyl group), and m is an integer of from 0 to 2], each of R.sup.1 and R.sup.

Abstract: A trifluoromethanesulfonanilide compound having the formula: ##STR1## wherein Y is a (1-cyano-2-propyl)cyclopropyl group or a (1-cyano)cyclopentyl group.

Abstract: As a herbicide 9-phenylimino-8-thia-1,6-diazabicyclo[4.3.0]nonane-7-(one or thione) compound having the formula: ##STR1## wherein Y represents halogen, hydroxyl, alkyl, alkoxy which may be substituted by halogen, alkenyloxy, alkynyloxy, phenoxy, cycloalkyloxy, alkoxycarbonylalkyloxy alkoxycarbonylalkenyloxy, alkythiocarbonylalkyloxy, alkynyloxycarbonylalkyloxy, benzyloxycarbonylalkyloxy, trifluoromethyl, benzyloxy, alkenyl, cyanoalkyl, alkylcarbamoyloxy, benzyl, alkoxyalkyl, alkynyloxyalkyl, cycloalkylmethyloxy, alkoxyalkyloxy, phenethyloxy, cycloalkyloxycarbonylalkyloxy, pyrrolidinocarbonyl, phenylcarbonyl, ##STR2## n is an integer of from 0 to 3; and X is oxygen or sulfur.