反应详情

温度

130 °C

A 25% hydrogen bromide/acetic acid (30 ml) solution was added to a solution of 2-(2,3-dichlorophenyl)-2-oxoethyl thiocyanate (3.10 g, 12.6 mmol) in acetic acid (30 ml), and the mixture was stirred at 130° C. for 2 hours. Water (60 ml) was poured to the reaction mixture, and crystals were collected by filtration and washed with water to give 3.68 g (94.6%) of the desired product as a solid.

1. filtrationwere collected by filtration
2. washwashed with water