反应详情

To 100 ml. of toluene solution containing 50 g. (0.2 mole) of β,β-diphenyl-α-cyanoacrylic acid, 30 g. (0.25 mole) of thionyl chloride is added and the solution is refluxed overnight. After cooling, yellow prisms are collected to give 49.5 g., 92% yield of product, m.p. 157°-158° C.

1. temperaturethe solution is refluxed overnight
2. temperatureAfter cooling
3. customyellow prisms are collected
4. customto give 49.5 g