反应详情

102.7 g (0.35 mol) of ethyl 4,5,5-trichloro-3-hydroxy-2-(1-imino-ethyl)penta-2,4-dienoate are heated at 180° C. in 1,2-dichlorobenzene for three hours. The volatile components are removed under a high vacuum up to 100° C. The residue is purified with dichloromethane on silica gel.

1. customThe volatile components are removed under a high vacuum up to 100° C
2. customThe residue is purified with dichloromethane on silica gel