反应详情

186 g of 2-chloro-4-methoxytoluene are dissolved in 1000 ml of carbon tetrachloride and, together with 212 g of N-bromosuccinimide, heated at reflux for 2 h while 2.4 g of AIBN are added. The solid is filtered off and washed with a small amount of carbon tetrachloride, the filtrate is concentrated, and the residue which remains is fractionated. 252 g of orange oil are obtained (Purity 82%).

1. temperatureheated
2. additionare added
3. filtrationThe solid is filtered off
4. washwashed with a small amount of carbon tetrachloride
5. concentrationthe filtrate is concentrated