描述:
3-[4-chloro-2-fluoro-5-(2-nitrophenoxy)phenyl]-2-[(1-ethoxyethylidene)aminooxy]-6-trifluoromethyl-4(3H)-pyrimidinone 以46%的产率得到3-[4-chloro-2-fluoro-5-(2-nitrophenoxy)phenyl]-1-[(1-ethoxyethylidene)amino]-6-trifluoromethyl-2,4(1H, 3H)-pyrimidinedione