申请人:——
公开号:US20030181335A1
公开(公告)日:2003-09-25
3-(4-Cyanophenyl)uracils I
1
where
A=H, CH
3
, NH
2
; Y═—O—, —S—;
R
1
═H, halogen;
R
2
═H, halogen, C
1
-C
6
-alkyl, C
1
-C
6
-haloalkyl, C
1
-C
6
-alkylthio, C
1
-C
6
-alkylsulfenyl, C
1
-C
6
-alkyl-sulfonyl;
R
3
═H, halogen, C
1
-C
6
-alkyl;
R
4
═H, C
1
-C
6
-haloalkyl, C
1
-C
6
-alkyl, C
3
-C
8
-cycloalkyl, C
3
-C
6
-alkenyl, C
3
-C
6
-alkynyl, (C
1
-C
6
-alkyl)carbonyl, (C
3
-C
6
-alkenyl)carbonyl, (C
3
-C
6
-alkynyl)carbonyl or alkylsulfonyl, it being possible for each of the last-mentioned 8 radicals to have attached to it one to three substituents:
halogen, nitro, cyano, hydroxyl, C
3
-C
8
-cycloalkyl, C
1
-C
6
-alkoxy, C
3
-C
8
-cycloalkoxy, C
3
-C
6
-alkenyloxy, C
3
-C
6
-alkynyloxy, C
1
-C
6
-alkoxy-C
1
-C
6
-alkoxy, C
1
-C
6
-alkylthio, C
1
-C
6
-alkylsulfenyl, C
1
-C
6
-alkylsulfonyl, C
1
-C
6
-alkylideneaminoxy, unsubstituted or substituted phenyl, phenoxy or phenylsulfonyl, an unsubstituted or substituted 3- to 7-membered heterocyclyl or heterocyclyloxy group having one to three hetero atoms, —CO—XR
5
, —OCO—XR
5
or —N(R
5
)R
6
where
X=chemical bond, oxygen, sulfur or —N(R
6
)—;
R
5
═H, C
1
-C
6
-alkyl, C
3
-C
8
-cycloalkyl, C
3
-C
6
-alkenyl, C
3
-C
6
-alkynyl, C
1
-C
6
-alkoxy-C
1
-C
6
-alkyl, (C
1
-C
6
-alkoxy)carbonyl-C
1
-C
6
-alkyl, unsubstituted or substituted phenyl or phenyl-C
1
-C
6
-alkyl,
or
X and R
5
together=3- to 7-membered heterocycle, bonded via nitrogen and having one to three hetero atoms, it being possible for the heterocycle to have attached to it one to three substituents;
R
6
═H, OH, C
1
-C
6
-alkyl, C
3
-C
8
-cycloalkyl or C
1
-C
6
-alkoxy,
and the salts of I where A=hydrogen
are used as herbicides and for the desiccation/defoliation of plants.
3-(4-氰基苯基)尿嘧啶I1,其中A=H,CH3,NH2;Y=O,S;R1=H,卤素;R2=H,卤素,C1-C6烷基,C1-C6卤代烷基,C1-C6烷基硫,C1-C6烷基磺酰;R3=H,卤素,C1-C6烷基;R4=H,C1-C6卤代烷基,C1-C6烷基,C3-C8环烷基,C3-C6烯基,C3-C6炔基,(C1-C6烷基)羰基,(C3-C6烯基)羰基,(C3-C6炔基)羰基或烷基磺酰,每个最后8个基团可以连接1-3个取代基:卤素,硝基,氰基,羟基,C3-C8环烷基,C1-C6烷氧基,C3-C8环烷氧基,C3-C6烯氧基,C3-C6炔氧基,C1-C6烷氧基-C1-C6烷氧基,C1-C6烷基硫,C1-C6烷基磺酰,C1-C6烷基亚磺酰,C1-C6烷基亚胺氧基,未取代或取代的苯基,苯氧基或苯基磺酰,未取代或取代的3-至7-成员杂环基或杂环氧基,具有1-3个杂原子,-CO-XR5,-OCO-XR5或-N(R5)R6,其中X=化学键,氧,硫或-N(R6)-;R5=H,C1-C6烷基,C3-C8环烷基,C3-C6烯基,C3-C6炔基,C1-C6烷氧基-C1-C6烷基,(C1-C6烷氧基)羰基-C1-C6烷基,未取代或取代的苯基或苯基-C1-C6烷基,或X和R5共同形成3-至7-成员杂环,通过氮原子连接并具有1-3个杂原子,该杂环可以连接1-3个取代基;R6=H,OH,C1-C6烷基,C3-C8环烷基或C1-C6烷氧基,以及A=氢的I的盐用作除草剂和植物的脱水/落叶剂。