摘要:
The invention relates to novel substituted 2-amino-4-alkylamino-1,3,5-triazines of the formula (I) in which R1 represents optionally substituted methyl, R2 represents hydrogen or alkyl, Y represents in each case optionally substituted benzyl, naphthylmethyl, heterocyclylmethyl or heterocyclyloxy, and Z represents hydrogen, represents halogen or represents in each case optionally substituted alkyl, alkoxy, alkylcarboxyl, alkoxycarbonyl, alkylthio, alkylsulphinyl, alkylsulphonyl, alkenyl or alkinyl, to processes and to novel intermediates for their preparation and to their use as herbicides.
摘要:
1-Substituted-5(4H)-tetrazolinones of the formula (I) ##STR1## wherein R is alkyl, haloalkyl, cycloalkyl, phenyl, substituted phenyl or aralkyl, are obtained in very good yields by reacting, in a polar solvent, an isocyanate of the formula R-NCO (II) with sodium azide (NaN.sub.3) in a molar ratio of 1:1 and in the presence of aluminum chloride (AlCl.sub.3), followed by the addition of water and a mineral acid in excess.
摘要:
A process for the preparation of a 1-substituted-5(4H)-tetrazolinone of the formula ##STR1## wherein R.sub.1 is defined in the specificationn is 0, 1, 2, 3 or 4,which comprises reacting a 1-substituted-5(4H)-tetrazolinethione of the formula ##STR2## with an ethylene oxide of the formula ##STR3## wherein R.sup.2 represents hydrogen, methyl or ethyl,in the presence of a base and in the presence of water, an alcohol or a mixture thereof.
摘要:
1,4-Disubstituted-5(4H)-tetrazolinones of the formula (I) ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 have the meanings given in the specification), which are known to be useful as herbicides, can be obtained in very good yields by reacting the corresponding 1-substituted-5(4H)-tetrazolinones with the corresponding carbamoyl chlorides in the presence of 4-dimethylaminopyridine.
摘要:
Herbicidal 1-(3-halo-4-trifluoromethylphenyl) tetrazolinones of the formula ##STR1## wherein X represents halogen,R.sup.1 represents C.sub.1-3 alkyl, andR.sup.2 represents C.sub.1-3 alkyl.
摘要:
The invention relates to novel substituted 1,3,5-triazines of the general formula (I) in which A represents CHR3R4 or represents C1-halogenoalkyl-substituted C3-C6-cycloalkyl, C3-C6-alkinyl or C1-C4-cyanoalkyl, where R1, R2, R3 and R4 are each as defined in the description, and to processes for their preparation, to novel intermediates, including their preparation, and to the use of the compounds of the general formula (I) as herbicides.
摘要:
The invention relates to novel substituted benzoylcyclohexenones of the formula (I), in which n, A, R1, R2, R3, R4, Y and Z are each as defined in the description, and also to processes for their preparation and to their use as herbicides.
摘要翻译:本发明涉及式(I)的新型取代的苯甲酰基环己烯酮,其中n,A,R 1,R 2,R 3, R 4,Y和Z各自如说明书中所定义,并且还涉及其制备方法及其作为除草剂的用途。
摘要:
Novel tetrazolinones with herbicidal activity are disclosed. The tetrazolinones of the present invention are represented by the general formula (I) wherein R1, R2, m, n and Q are as defined in the specification. A process for making the tetrazolinones of the present invention is also disclosed.
摘要:
Herbicidal 1-(3,4-disubstituted phenyl)tetrazolinones of the formula ##STR1## wherein X represents halogen,Y represents trifluoromethoxy or trifluoromethylthio,R.sup.1 represents propyl, isopropyl or allyl, andR.sup.2 represents propyl, isopropyl or allyl.
摘要:
Herbicidal 1-(3-halo-4-substituted phenyl)tetrazolinones of the formula ##STR1## wherein X represents halogen,Y represents isopropyl or isopropoxy,R.sup.1 represents ethyl, propyl, isopropyl or allyl, andR.sup.2 represents ethyl, propyl, isopropyl or allyl.