反应详情

3-(4-Cyanobutyl)-2-(3-pyridyl)-indole (540 mg) is heated at 185° for 0.5 hour with 450 mg of powdered NaOH and 5 ml of ethylene glycol; the reaction solution is diluted with 50 ml water, washed with ether, and adjusted to pH 6 with 2N HCl, to give 3-(4-carboxybutyl)-2-(3-pyridyl)indole.

1. washwashed with ether