Patent ID: 7538072

Claim:
A desiccant for a potato, sunflower, soybean, rape or sorghum plant, which comprises as an active ingredient, a compound of formula (I): wherein X is CH; Z is halogen; A is oxygen, sulfur, or NH; R 1 is hydroxyl, C 1 -C 7 alkoxy, C 3 -C 7 alkenyloxy, C 3 -C 7 alkynyloxy, C 5 -C 7 cycloalkoxy, {(C 1 -C 7 alkoxy)carbonyl} C 1 -C 3 alkoxy, (C 1 -C 7 alkylamino)oxy, {di(C 1 -C 7 alkyl)amino}oxy, (C 3 -C 7 alkylideneamino)oxy, C 1 -C 7 alkylamino, di(C 1 -C 7 alkyl)amino, C 3 -C 7 alkenylamino, C 3 -C 7 alkynylamino, C 5 -C 7 cycloalkylamino, {(C 1 -C 7 alkoxy)carbonyl} C 1 -C 3 alkylamino, or (C 1 -C 7 alkoxy)amino; R 2 is hydrogen or methyl; and R 3 is hydrogen, halogen, C 1 -C 3 alkyl, or C 1 -C 3 alkoxy.