2-(4-Chlor-2-fluor-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3(2H)-on 、
三氯氧磷 以3-chloro-2-(4-chloro-2-fluorophenyl)-2,4,5,6-tetrahydrocyclopentapyrazole (m.p. 102°-104° ) was obtained的产率得到3-chloro-2-(4-chloro-2-fluoro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazole