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Title:
NEW 3-SUBSTITUTED-2-PYRIMIDINYLTHIOPROPENOIC ACID DERIVATIVE AND HERBICIDE COMPRISING SAME DERIVATIVE AS ACTIVE INGREDIENT
Document Type and Number:
Japanese Patent JPH0352872
Kind Code:
A
Abstract:

NEW MATERIAL:A compound shown by formula I [A is group shown by formula II to formula V (X is H, alkyl, halogen, NO2, alkoxy, CN, NH2, etc.; n is 1-5), etc.; Y is alkoxy, alkenoxy, alkynoxy, aryloxy, mono- or dialkylamino, OH, benzyloxy, etc.; R1 and R2 are alkyl, aryl, halogen, alkoxy, alkenoxy, aryloxy, mono- or dialkylamino, alkylthio, etc.].

EXAMPLE: 2-(4,6-Dimethoxypyrimidinyl-2-thio)-3-(3-thienyl) propenoic acid methyl ester.

USE: A herbicide showing excellently herbicidal effects on annual and perennial weeds, having high safety especially to gramineous crops.

PREPARATION: For example, an aldehyde shown by formula A-CHO is reacted with a substituted pyrimidine shown by formula VI to give a compound shown by formula I.


Inventors:
SASAKI NORIO
KUMAMOTO YORIO
ENDO KEIJI
KAJI TAKASHI
SUZUKI RIKA
Application Number:
JP1989000184830
Publication Date:
March 07, 1991
Filing Date:
July 19, 1989
Export Citation:
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Assignee:
MITSUBISHI PETROCHEMICAL CO
International Classes:
C07D239/47; A01N43/54; C07D239/56; C07D239/58; C07D239/60; C07D401/12; C07D401/14; C07D403/12; C07D403/14; C07D405/12; C07D409/12; C07D417/14; (IPC1-7): A01N43/54; C07D239/47; C07D239/56; C07D239/58; C07D239/60; C07D401/12; C07D401/14; C07D403/12; C07D403/14; C07D405/12; C07D409/12; C07D417/14