C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/259, 71/7.9
C07D 239/46 (2006.01) A01N 25/00 (2006.01) C07D 239/30 (2006.01) C07D 239/42 (2006.01) C07D 239/47 (2006.01) C07D 239/48 (2006.01) C07D 239/52 (2006.01) C07D 239/553 (2006.01) C07D 239/56 (2006.01) C07D 239/58 (2006.01)
Patent
CA 1042890
Abstract of the Disclosure The present invention concerns new 5-nitropyrimidine deriva- tives and their acid addition salts as well as compositions containing the and their use, for selective pre- and post- emergent combating of weeds and for diminishing the growth of lawn, cereals and suckers The new 5-nitropyrimidines have the formula Image wherein R1 is alkyl with 2-7 carbon atoms, alkenyl or cyclo- alkyl; R2 is optionally substituted lower alkyl, alkoxy or alkylthio, alkenyloxy or alkenylthio, cycloalkoxy or cyclo- alkylthio; R3 is hydrogen, lower alkyl, haloalkyl, alkoxy, alkylthio or dialkylamino
226551
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