N-ALPHA,ALPHA-DIMETHYLBENZYLAMIDE DERIVATIVE AND HERBICIDE

NEW MATERIAL:A compound of formula I (X is halogen, lower alkyl, lower alkoxy, halogeno-lower-alkyl, halogeno-lower-alkoxy; Y is halogen; m is 0, 1; n is 0-2). EXAMPLE:N-(alpha,alpha-Dimethylbenzyl)benzamide. USE:Herbicide: it shows high berbicidal activity against weeds before germination to early...

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Hauptverfasser: SEKI MINAAKI, ISONO TAKU, YOKOO HIDEJIROU, MICHIBAYASHI TATSUYA
Format: Patent
Sprache:eng
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Zusammenfassung:NEW MATERIAL:A compound of formula I (X is halogen, lower alkyl, lower alkoxy, halogeno-lower-alkyl, halogeno-lower-alkoxy; Y is halogen; m is 0, 1; n is 0-2). EXAMPLE:N-(alpha,alpha-Dimethylbenzyl)benzamide. USE:Herbicide: it shows high berbicidal activity against weeds before germination to early germination to control the germination of weed seeds and the growth of plumules. PREPARATION:The reaction of a benzylamine derivative with a benzoyl chloride derivative is conducted in the presence of a base such as alpha,alpha-dimethylbenzylamine, pyridine or potassium carbonate in a solvent such as benzene, toluene or chloroform at -10-100 deg.C to give the compound of formula I.