发明名称 Herbicidal urea compounds
摘要 Novel compounds of the general formula <IMAGE> wherein R represents a hydrogen or halogen atom or a (cyclo) alkyl group, R3 represents H, CH3, or OCH3, n=0 or 1, and when n=0, R2 represents a hydrogen atom and R1 a hydrogen atom or a monovalent substituent thereby forming an alkoxide, ether, ester, or other alcohol derivative, and when n=1, each R1 and R2 independently represents one of the atoms specified for R1 when n=0, or R1 and R2 together represent a bivalent group thereby forming a cyclic ether, ester, or other diol derivative, have useful herbicidal properties.
申请公布号 US4533379(A) 申请公布日期 1985.08.06
申请号 US19830504349 申请日期 1983.06.14
申请人 SHELL OIL COMPANY 发明人 VAN HELDEN, ROBERT;BAARDMAN, FRANK;SYRIER, JOHANNES L. M.
分类号 A01N47/30;C07C205/19;C07C205/34;C07C275/32;C07D319/06;C07D319/08;C07D327/10;(IPC1-7):A01N43/00;C07D319/00 主分类号 A01N47/30
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