反应详情

A solution of 2.0 g, 3-ethyl-2-oximino-4-thiazolidinone in 100 ml chloroform, 50 ml acetonitrile, 1.32 g., 2-chloroethylisocyanate and 2 drops of triethyl amine was placed in a pressure bottle and left standing overnight at ambient temperature. Concentration yielded 3.0 g of product. Recrystallized from isopropylether - ethyl acetate, m.p. 99°-102°C.

1. waitleft
2. concentrationConcentration