申请人:E.I. DU PONT DE NEMOURS AND COMPANY
公开号:EP0039239A2
公开(公告)日:1981-11-04
Compounds of the formula:-
or
wherein
R1 is H, alkyl, NO2, CN, C02H, or various acyl or ester groups;
R2 is H or alkyl;
R3 is H, alkyl, Cl or Br;
R4 is H, alkyl, cyanoethyl, cycloalkyl, benzyl, substituted phenyl, or various acyl, ester or amide groups;
R9 is H, CH3 or OCH3;
R10 is
wherein X is CH3 or OCH3;
Y and Y' are H, Cl or various organic groups;
Z is CH, N, CCH3, CCH2CH3, CCH2CH2CI, CCI, CBr or CF;
and their agriculturally suitable salts; exhibit herbicidal activity. Some can be used as plant growth regulants. The compounds can be formulated for use in conventional manner.
The compounds (lc) and (lb) can be made by reacting
The compounds offormula (III) are also novel; these may be made by reacting chlorosulfonyl isocyanate with the appropriate heterocyclic amine R9R10NH.
式中的化合物
或
其中
R1 是 H、烷基、NO2、CN、C02H 或各种酰基或酯基;
R2 是 H 或烷基
R3 是 H、烷基、Cl 或 Br;
R4 是 H、烷基、氰乙基、环烷基、苄基、取代苯基或各种酰基、酯基或酰胺基;
R9 是 H、CH3 或 OCH3;
R10 是
其中 X 是 CH3 或 OCH3;
Y 和 Y' 是 H、Cl 或各种有机基团;
Z 是 CH、N、CCH3、CCH2CH3、CCH2CH2CI、CCI、CBr 或 CF;
以及它们在农业上适用的盐;具有除草活性。有些可用作植物生长调节剂。这些化合物可按常规方法配制使用。
化合物(lc)和(lb)可通过以下反应制得
式(III)化合物也很新颖;这些化合物可通过氯磺酰异氰酸酯与适当的杂环胺 R9R10NH 反应制得。