摘要:
The invention relates to new nitrothiophenes of the general formula ##STR1## wherein R is an alkyl group having 1 to 12 carbon atoms, which alkyl group may be substituted with a phenyl group substituted, if desired, with nitro, halogen, alkyl with 1 to 4 carbon atoms or alkoxy with 1 to 4 carbon atoms, with an alkoxycarbonyl group having 2 to 5 carbon atoms, or with a thiocyanato group, orR is a phenyl group, a pyridyl group or an N-oxypyridyl group, which groups may be substituted with nitro, halogen, alkyl with 1 to 4 carbon atoms, or alkoxy with 1 to 4 carbon atoms;R.sub.1 is a hydrogen atom, a halogen atom, an alkyl group having 1 to 4 carbon atoms, or a phenyl group substituted or not substituted with nitro, halogen, alkyl with 1 to 4 carbon atoms, or alkoxy with 1 to 4 carbon atoms;R.sub.2 is a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, a cyano group, an alkanoyl group having 1 to 5 carbon atoms, an .alpha.,.alpha.-dialkoxyalkyl- or .alpha.,.alpha.-alkylene-dioxyalkyl group having 3 to 10 carbon atoms, a carboxy group, an alkoxycarbonyl group having 2 to 5 carbon atoms, an .alpha.-hydroxyalkyl group having 1 to 4 carbon atoms, an .alpha.-haloalkyl group having 1 to 4 carbon atoms, an .alpha.-alkoxyalkyl group having 2 to 6 carbon atoms, an alkoxycarboximidoyl group having 2 to 5 carbon atoms, a sulpho group, an amino-, alkylamino- or dialkylamino- sulphonyl group, the alkyl group(s) of which has (have) 1 to 4 carbon atoms, or an alkoxysulphonyl group having 1 to 4 carbon atoms, andn is 0 to 2.The compositions are particularly suitable to prevent infections by phytophagous microorganisms in agriculture and horticulture. For this purpose, the seed is treated prior to sowing or the soil destined for sowing or planting is treated with the composition in a dosage from 100 to 1,500 mg of active substance per kg of seed and from 2 to 100 kg of active substance per hectare, respectively.
摘要:
The invention relates to new thiazole compounds of the general formula ##STR1## wherein R is an C.sub.1 -C.sub.12 alkyl group or a phenyl group, which groups are unsubstituted or substituted with halogen, nitro or cyano;R.sub.1 is a cyano group; a formyl group; an alkylcarbonyl or alkoxycarbonyl group having 2-5 carbon atoms; or a substituted or non-substituted benzoyl group;R.sub.2 is a hydrogen atom; a halogen atom; an amino group; an amino group substituted with 1 or 2 substituents selected from the group consisting of C.sub.1 -C.sub.4 alkyl, C.sub.2 -C.sub.5 alkynyl, C.sub.2 -C.sub.5 alkylcarbonyl and C.sub.2 -C.sub.5 alkoxycarbonyl; an alkyl, alkoxy, alkylthio, alkylsulphinyl or alkyl-sulphonyl group having 1-4 carbon atoms; or a substituted or non-substituted aryl, aryloxy, arylthio, arylsulphinyl or arylsulphonyl group; andn is 1 or 2.The new compounds show a fungicidal activity and may be used in particular against plant pathogenic seed fungi and soil fungi.
摘要:
The invention relates to new nitrothiophenes of the general formula ##STR1## wherein R is an alkyl group having 1 to 12 carbon atoms, which alkyl group may be substituted with a phenyl group substituted, if desired, with nitro, halogen, alkyl with 1 to 4 carbon atoms or alkoxy with 1 to 4 carbon atoms, with an alkoxycarbonyl group having 2 to 5 carbon atoms, or with a thiocyanato group,or R is a phenyl group, a pyridyl group or an N-oxypyridyl group, which groups may be substituted with nitro, halogen, alkyl with 1 to 4 carbon atoms, or alkoxy with 1 to 4 carbon atoms;R.sub.1 is a hydrogen atom, a halogen atom, an alkyl group having 1 to 4 carbon atoms, or a phenyl group substituted or not substituted with nitro, halogen, alkyl with 1 to 4 carbon atoms, or alkoxy with 1 to 4 carbon atoms;R.sub.2 is a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, a cyano group, an alkanoyl group having 1 to 5 carbon atoms, an .alpha.,.alpha.-dialkoxyalkyl- or .alpha.,.alpha.-alkylenedioxyalkyl group having 3 to 10 carbon atoms, a carboxy group, an alkoxycarbonyl group having 2 to 5 carbon atoms, an .alpha.-hydroxyalkyl group having 1 to 4 carbon atoms, an .alpha.-haloalkyl group having 1 to 4 carbon atoms, an .alpha.-alkoxyalkyl group having 2 to 6 carbon atoms, an alkoxycarboximidoyl group having 2 to 5 carbon atoms, a sulpho group, an amino-, alkylamino- or dialkylaminosulphonyl group, the alkyl group(s) of which has (have) 1 to 4 carbon atoms, or an alkoxysulphonyl group having 1 to 4 carbon atoms, andn is 0 to 2.The compositions are particularly suitable to prevent infections by phytophagous microorganisms in agriculture and horticulture. For this purpose, the seed is treated prior to sowing or the soil destined for sowing or planting is treated with the composition in a dosage from 100 to 1,500 mg of active substance per kg of seed and from 2 to 100 kg of active substance per hectare, respectively.
摘要:
The invention relates to a composition against phytophagous micro-organisms, comprising 2-cyano-5-nitro-thiazole. Infections by phytophagous micro-organisms in agriculture and horitculture can be prevented by treating the seed prior to sowing or the soil destined for sowing or planting with the composition in a dosage of from 100 to 600 mg of active substance per kg of seed and from 2 to 100 kg of active substance per hextare, respectively.
摘要:
The invention relates to new, fungicidally active pyrazole compounds of the general formula ##STR1## wherein Ar is an unsubstituted phenyl group or a phenyl group, substituted with 1 or 2 substituents selected from the group consisting of C.sub.1 -C.sub.4 alkyl, halogen, nitro, cyano and C.sub.1 -C.sub.4 alkoxy, or with 3 halogen atoms,R is a C.sub.1 -C.sub.12 alkyl group,R.sub.1 is a C.sub.1 -C.sub.4 alkyl group, andY is CH or N.The invention also relates to new imidazolylvinyldithioacetals, suitable as starting materials for preparing said new pyrazole compounds and also having fungicidal activity.
摘要:
The compound of N,N',N"-trimethyl trithioisocyanurate and the novel compound N,N',N"-trimethyl 2-iminodithioisocyanurate have been found to be effective in protecting rice against Pyricylaria oryzae.
摘要:
The invention relates to new thio compounds of the general formula ##STR1## wherein R is an alkyl group substituted or not substituted with halogen and having 1-12 carbon atoms, an alkenyl or alkynyl group having 2-4 carbon atoms, an alkadienyl group having 3 or 4 carbon atoms or a substituted or unsubstituted phenyl or phenyl(C.sub.1 -C.sub.4)alkyl group;R.sub.1 is a cyano group, a formyl group, an alkylcarbonyl or alkoxycarbonyl group substituted or unsubstituted with halogen and having 2-5 carbon atoms, a substituted or unsubstituted benzoyl group, or an alkylsulphonyl group having 1-4 carbon atoms;R.sub.2 is a hydrogen atom, a halogen atom, an amino group unsubstituted or substituted with one or two groups selected from C.sub.1 -C.sub.4 alkyl and C.sub.2 -C.sub.5 alkylcarbonyl, an amino group forming part of a heterocyclic ring which may comprise 1 or 2 additional heteroatoms selected from N, O and S, an alkyl or alkoxy group having 1-4 carbon atoms and optionally substituted with C.sub.2 -C.sub.5 alkylcarbonyl, or a substituted or unsubstituted phenyl, phenoxy or phenylthio group;or whereinR.sub.1 and R.sub.2, together with the vinylene group to which they are bound, constitute a substituted or unsubstituted phenyl group;X is a cyano group or a formyl group;n is 1 or 2;Y is an alkylthio group having 1-4 carbon atoms; andZ is a hydrogen atom, a halogen atom, a nitro group, or an alkyl or alkoxy group having 1-4 carbon atoms and optionally substituted with halogen;or wherein Y and Z together constitute a sulphur atom; with the proviso that, when Y and Z do not together constitute a sulphur atom, R.sub.1 and R.sub.2, together with the vinylene group to which they are bound, constitute a substituted or unsubstituted phenyl group.The new compounds show a fungicidal and/or bactericidal activity and may be used in particular against plantpathogenic seed fungi and soil fungi and/or bacteria.
摘要:
The invention relates to novel 2-aryliminohexahydropyrimidines and imidazolidines, of the formula ##STR1## as well as to salts and complexes thereof, having fungicidal activity. These compounds are particularly active against rust of beans, brown rust of wheat and mildew on cereals. After having been processed into compositions, the compounds of the invention can successfully be used to prevent or control mould infections in agriculture and horticulture in a dosage of 200-1000 g of active substance per hectare.Very active fungicides are, for example, 2-(4-cyclohexyl-phenyl) iminohexahydropyrimidine and 2-(4-n-hexyl-phenyl) iminohexahydropyrimidine, as well as the sulphuric acid salts of these compounds and complexes with zinc salts.
摘要:
The invention relates to novel 2-aryliminohexahydropyrimidines and imidazolidines, of the formula ##STR1## as well as to salts and complexes thereof, having fungicidal activity. These compounds are particularly active against rust of beans, brown rust of wheat and mildew on cereals. After having been processed into compositions, the compounds of the invention can successfully be used to prevent or control mould infections in agriculture and horticulture in a dosage of 200-1000 g of active substance per hectare.Very active fungicides are, for example, 2-(4-cyclohexyl-phenyl) iminohexahydropyrimidine and 2-(4-n-hexyl-phenyl) iminohexahydropyrimidine, as well as the sulphuric acid salts of these compounds and complexes with zinc salts.
摘要:
The compound of N,N',N"-trimethyl trithioisocyanurate and the novel compound N,N',N"-trimethyl 2-iminodithioisocyanurate have been found to be effective in protecting rice against Pyricylaria oryzae.