反应详情

温度

60 °C

0.05 g of 2,6-di-tert-butyl-4-methylphenol, 0.02 g of Desmorapid Z, 26.8 g of 3-(methylthio)phenyl isocyanate in 50 g of ethyl acetate were initially introduced into a 250 ml round-bottomed flask and heated to 60° C. Thereafter 21.1 g of 2-hydroxypropyl acrylate were added dropwise and the mixture was kept further at 60° C. until the isocyanate content had fallen below 0.1%. Thereafter, the ethyl acetate was distilled off at 5 mbar and cooling was effected. The product was obtained as a light yellow liquid.

1. distillationThereafter, the ethyl acetate was distilled off at 5 mbar
2. temperaturecooling
3. customThe product was obtained as a light yellow liquid