C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/547, 260/352
C07D 319/04 (2006.01) A01N 47/30 (2006.01) C07C 127/19 (1985.01)
Patent
CA 1206157
ABSTRACT Herbicidal Urea Compounds 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 nonovalent substituent thereby forming an alkoxide, ether, ester, or other alcohol derivative, and when n=1, each of 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.
432610
Baardman Frank
Helden Robert Van
Syrier Johannes L.m.
Shell Canada Limited
Smart & Biggar
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