申请人:E.I. DU PONT DE NEMOURS AND COMPANY
公开号:EP0035893A2
公开(公告)日:1981-09-16
Compounds of the general formula
wherein
R1 isR3S[O]n;
R3 is C1-C4 alkyl, CrC. alkenyl, cyclopentyl or cyclopropylmethyl;
R2 isH,F,Cl,Br,CH3,OCH3CF3,NO2,CNorNH2
n is 0,1 or2;
W isOorS;
T isCHorN;
Z is CH or N;
X isCH3, C2H5, OCH3, OC2H5, or CH2OCH3; and
Y is CH3 or OCH3;
and their agriculturally suitable salts; exhibit general and selective herbicidal activities, and may also be used as plant growth regulants.
The compounds can be formulated into agricultural compositions in conventional manner. They may be made e.g. by reacting a corresponding benzene- or pyridine- sulfonyl isocyanate or isothiocyanate with the appropriate 2-aminopyrimidine or2-amino-1,3,4-triazine.
通式如下的化合物
其中
R1 是 R3S[O]n
R3 是 C1-C4 烷基、CrC. 烯基、环戊基或环丙基甲基;
R2 是 H、F、Cl、Br、CH3、OCH3CF3、NO2、CNorNH2
n 是 0、1 或 2;
W是O或S
T 是 CH 或 N
Z 是 CH 或 N;
X 是 CH3、C2H5、OCH3、OC2H5 或 CH2OCH3;以及
Y 是 CH3 或 OCH3;
及其农业上适用的盐;具有一般和选择性除草活性,也可用作植物生长调节剂。
这些化合物可按常规方法配制成农用组合物。例如,可以将相应的苯或吡啶磺酰基异氰酸酯或异硫氰酸酯与适当的 2-氨基嘧啶或 2-氨基-1,3,4-三嗪反应制成。