Thionyl Chloride → 2-Propenoyl chloride, 2-cyano-3,3-diphenyl-

Beteiligte Stoffe

Reaktionsschritte

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.

Herkunft & Nachweise