反应详情

温度

150 °C

A mixture of 12.0 g (60.3 mmol) of 3,6-dimethyl-1,2,3,4,-tetrahydrocarbazole and 3.6 g of 10% palladium on charcoal (46-190, Strem Chemicals, Danvers, Mass.) in 120 ml xylene was refluxed vigorously (150° C) overnight. Addition of 200 ml of ethyl acetate, filtration of the cooled mixture through Celite 545 and evaporation of solvents gave 11.0 g (94%) of 3,6-dimethylcarbazole, mp 218°-21° C (lit. mp 217°-18° C).

1. customthrough Celite 545 and evaporation of solvents