反应详情

using ethyl 3-amino-4,4,5,5,5-pentafluoro-2-pentenoate and 4-chloro-2-fluoro-5-isopropoxyphenyl isocyanate there is obtained 3- 4-chloro-2-fluoro-5-isopropoxyphenyl)-6-pentafluoroethyl-2,4(1H,3H)-pyrimidinedione, m.p. 141°-143° C.;