ClCC([NH:5][C:6]([N:8]([C:10](=[O:35])[C:11]1[CH:16]=[CH:15][C:14]([C:17]2[CH2:21][C:20]([C:26]3[CH:31]=[C:30]([Cl:32])[CH:29]=[C:28]([Cl:33])[CH:27]=3)([C:22]([F:25])([F:24])[F:23])[O:19][N:18]=2)=[CH:13][C:12]=1[CH3:34])[CH3:9])=[O:7])=O.C(N(CC)CC)C>CO>[C:6]([N:8]([CH3:9])[C:10](=[O:35])[C:11]1[CH:16]=[CH:15][C:14]([C:17]2[CH2:21][C:20]([C:26]3[CH:27]=[C:28]([Cl:33])[CH:29]=[C:30]([Cl:32])[CH:31]=3)([C:22]([F:25])([F:23])[F:24])[O:19][N:18]=2)=[CH:13][C:12]=1[CH3:34])(=[O:7])[NH2:5]A solution of 0.40 g of N-chloroacetyl-N′-[4-[5-(3,5-dichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazole-3-yl]-2-methylbenzoyl]-N′-methyl urea synthesized in Synthetic Example 27 and 0.04 g of triethylamine in 4 mL of methanol was stirred at room temperature for 2 hours. After the completion of the reaction, the solvent was distilled off under reduced pressure. The residue was purified with silica gel column chromatography that was eluated with ethyl acetate-hexane (gradient of 1:4 to 4:1) to obtain 0.31 g of the aimed product as white crystal.
Wird geladen…