反应详情

温度

20 °C

18.5 g (0.11 mol) of N-hydroxyphthalimide and 31.4 g (0.11 mol) of 1-bromo-[3-(4-bromophenyl)]-prop-2-ene were added in succession to 350 ml of dry N-methylpyrrolidone, after which 12.1 g (0.12 mol) of triethylaminewere added dropwise at room temperature. The reaction mixture was stirred for four days at 20° C. and then poured onto 1.5 l of ice water, and the product was filtered off and washed with water and isopropanol. Yield: 86.8%; mp.: 161°-162° C.

1. additionafter which 12.1 g (0.12 mol) of triethylaminewere added dropwise at room temperature
2. filtrationthe product was filtered off
3. washwashed with water and isopropanol