摘要:
The invention discloses novel N-(2-nitrophenyl)-5-aminopyrimidine derivatives of the general formula ##STR1## wherein R.sub.1 and R.sub.2 are each independently NO.sub.2 or CF.sub.3, or one of R.sub.1 and R.sub.2 is hydrogen,R.sub.3 is hydrogen or halogen,R.sub.4 is hydrogen or the --C(O)R' group, in which R' is C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkylthio,R.sub.5, R.sub.6 and R.sub.7 are each independently hydrogen, halogen, nitro, cyano, thiocyano, mercapto, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 haloalkyl, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkoxy which is substituted by halogen, nitro, cyano, C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.3 alkylthio and/or N(C.sub.1 -C.sub.4 alkyl).sub.2 ; or are C.sub.3 -C.sub.6 cycloalkoxy, C.sub.3 -C.sub.6 alkenyloxy, C.sub.3 -C.sub.6 alkynyloxy, C.sub.1 -C.sub.6 alkylthio, C.sub.3 -C.sub.6 alkenylthio, C.sub.1 -C.sub.6 alkylsulfonyl, C.sub.1 -C.sub.6 alkylsulfoxyl, C.sub.3 -C.sub.6 alkenyl, C.sub.3 -C.sub.6 haloalkenyl, C.sub.3 -C.sub.6 alkynyl, C.sub.3 -C.sub.6 haloalkynyl or the N(C.sub.1 -C.sub.4 alkyl).sub.2 group, and R.sub.5 may additionally be a phenyl or benzyl group which is unsubstituted or substituted by one to three identical or different members selected from halogen, nitro, cyano, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.3 haloalkyl, N--(C.sub.1 -C.sub.3 alkyl).sub. 2, and/or C.sub.1 -C.sub.3 alkoxy.The preparation of these compounds and their use in agriculture are also disclosed.
摘要:
A process for the protection of cultivated plants against harmful effects of aggressive agricultural chemicals by the use of compounds of the formula I ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 independently of one another are each hydrogen, halogen, C.sub.1 -C.sub.3 -alkyl, C.sub.1 -C.sub.3 -alkoxy, nitro or cyano,R.sub.4, R.sub.5 and R.sub.6 independently of one another are each hydrogen, halogen or C.sub.1 -C.sub.3 -alkyl,A is any one of the groups --CH.sub.2 --, --CH.sub.2 --CH.sub.2 -- or --CH(CH.sub.3)--, andZ is cyano, or amidoxime which can be acylated on the oxygen atom,including acid addition salts and metal complexes thereof.
摘要:
A process for the protection of cultivated plants against harmful effects of aggressive cultural chemicals by the use of compounds of the formula I ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 indpendently of one another are each hydrogen, halogen, C.sub.1 -C.sub.3 -alkyl, C.sub.1 -C.sub.3 -alkoxy, nitro or cyano,R.sub.4, R.sub.5 and R.sub.6 independently of one another are each hydrogen, halogen or C.sub.1 -C.sub.3 -alkyl,A is any one of the groups --CH.sub.2 --, --CH.sub.2 --CH.sub.2 -- or --CH(CH.sub.3)--, andZ is cyano, or amidoxime which can be acylated on the oxygen atom,including acid addition salts and metal complexes thereof.
摘要:
The invention discloses novel N-(2-nitrophenyl)-2-aminopyrimidine derivatives of the general formula I ##STR1## wherein R.sub.1 and R.sub.2 are hydrogen, NO.sub.2 or CF.sub.3, with the proviso that only R.sub.1 or R.sub.2 can be NO.sub.2 ;R.sub.4 is hydrogen or the --C(O)R' group, in which R' is C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkylthio;R.sub.5, R.sub.6 and R.sub.7 are each independently halogen, nitro, cyano, thiocyano, C.sub.1 -C.sub.12 alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.1 -C.sub.8 alkylthio, C.sub.1 -C.sub.6 alkylsulfonyl, C.sub.1 -C.sub.6 alkylsulfoxyl, C.sub.3 -C.sub.6 alkenyl, C.sub.3 -C.sub.6 haloalkenyl, C.sub.3 -C.sub.6 alkynyl, C.sub.3 -C.sub.6 haloalkynyl, C.sub.3 -C.sub.6 alkenyloxy, C.sub.3 -C.sub.6 haloalkenyloxy, C.sub.3 -C.sub.6 alkenylthio, C.sub.3 -C.sub.6 alkynyloxy, C.sub.3 -C.sub.6 haloalkynyloxy, C.sub.1 -C.sub.8 alkyl which is substituted by halogen, cyano and/or C.sub.1 -C.sub.4 alkoxy, or are unsubstituted C.sub.1 -C.sub.8 alkoxy or halogen-substituted C.sub.1 -C.sub.8 alkoxy, the alkyl moiety of which may be interrupted by one or more single oxygen atoms, or are the Q--(E).sub.n --(X).sub.m group, in which n is 0 or 1, m is 0 or 1, Q is phenyl which is unsubstituted or substituted by halogen, nitro, C.sub.1 -C.sub.3 alkyl, CF.sub.3 and/or C.sub.1 -C.sub.3 alkoxy, or is a saturated or unsaturated heterocyclic radical containing one or more hetero atoms, E is a C.sub.1 -C.sub.3 alkylene bridge, and X is oxygen or sulfur, and R.sub.6 and/or one of the radicals R.sub.5 or R.sub.7 can also be hydrogen.Also disclosed are methods of preparing these compounds, and agrochemical compositions which contain one such compound as active ingredient. The invention further relates to the use of the novel compounds, or compositions containing them, in agriculture and related fields.
摘要:
A process for the protection of cultivated plants against harmful effects of aggressive agricultural chemicals by the use of compounds of the formula I ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 independently of one another are each hydrogen, halogen, C.sub.1 -C.sub.3 -alkyl, C.sub.1 -C.sub.3 -alkoxy, nitro or cyano,R.sub.4, R.sub.5 and R.sub.6 independently of one another are each hydrogen, halogen or C.sub.1 -C.sub.3 -alkyl,A is any one of the groups --CH.sub.2 --, --CH.sub.2 --CH.sub.2 -- or --CH(CH.sub.3)--, andZ is cyano, or amidoxime which can be acylated on the oxygen atom, including acid addition salts and metal complexes thereof.
摘要:
The invention relates to a method for the cultivation of plants involving the regulation of their growth which comprises applying an effective amount of a compound of the formula I ##STR1## wherein R represents hydrogen or a sodium, potassium or calcium ion.
摘要:
Imidazolidine-2,4-dione derivatives of formula I ##STR1## wherein R.sub.1 and R.sub.2 each independently represent hydrogen, halogen, C.sub.1 -C.sub.3 -alkyl, nitro, C.sub.1 -C.sub.3 -haloalkyl or C.sub.1 -C.sub.3 -alkoxy,R.sub.3 represents hydrogen, halogen or methyl, andR.sub.4 and R.sub.5 each independently represent hydrogen or C.sub.1 -C.sub.3 -alkyl, whereby if one of the symbols R.sub.1, R.sub.2 or R.sub.3 is hydrogen the two others cannot simultaneously be halogen atoms in the meta-position with respect to the amino group which are useful as pesticides.
摘要:
Imidazolidine-2,4-dione derivatives of formula I ##EQU1## wherein R.sub.1 and R.sub.2 each independently represent hydrogen, halogen, C.sub.1 -C.sub.3 -alkyl, nitro, C.sub.1 -C.sub.3 -haloalkyl or C.sub.1 -C.sub.3 -alkoxy,R.sub.3 represents hydrogen, halogen or methyl, andR.sub.4 and R.sub.5 each independently represent hydrogen or C.sub.1 -C.sub.3 -alkyl, whereby if one of the symbols R.sub.1, R.sub.2 or R.sub.3 is hydrogen the two others cannot simultaneously be halogen atoms in the meta-position with respect to the amino group which are usful as pesticides.
摘要:
Mixtures of certain triazole fungicides (component I) and 4,6-dimethyl-N-phenyl-2-pyrimidinamine (component II) achieve synergistically enhanced activity against fungus infestation. Components I and II can also be applied to plant crops individually, one immediately after the other.
摘要:
Benzimidazolesulfonic acid derivatives of the formula I ##STR1## in which R.sub.1 is an unsaturated 5-membered heterocycle having not more than two hetero atoms N and/or S or is an unsaturated 6-membered heterocycle having not more than two N atoms, it being possible for each of the heterocycles to be substituted, and X is oxygen or sulfur, while R.sub.2, R.sub.3, R.sub.4 and n are as defined herein, are valuable microbicides. They can be used in crop protection in the form of suitable compositions, for example for controlling fungal disease.