反应详情

To a solution of 1.25 g. of 10-(hydroxymethyl)-2-methyl-9-anthraldehyde in a mixture of 14 ml. of triethylamine and 20 ml. of dry dimethylsulfoxide is added a solution of 4.80 g. of sulfur trioxide pyridine complex in 20 ml. of dry dimethylsulfoxide. The reaction mixture is stirred for one hour and then poured into 200 ml. of water. The solid is collected and washed with water, giving 1.18 g. of the desired product as orange crystals, mp. 150°-152° C.

1. additionpoured into 200 ml
2. customThe solid is collected
3. washwashed with water
4. customgiving 1.18 g