Sodium Hydroxide → 10-Methoxyiminostilbene

Participants

Reaction Conditions

Reaction Steps

A mixture of 10-methoxy-dibenzo[b,f]azepine-5-carboxylic acid methyl ester (19 g, 67.5 mmol), poly (ethylene glycol) 200 (20 ml) and sodium hydroxide solution 50% (13 ml, 246 mmol) is heated to 100° C. for 4hours. Water (30 ml) is added and the suspension is cooled to 20° C. and filtered. The filter cake is washed with water and dried at 60° C./30 mbar to yield 147 g of pure title compound (98%).

Provenance & Evidence