Ethanol → HCID 13853900, compound

Participants

Reaction Steps

320 mg of 4-chloro-5-(2,4-dimethoxybenzylamino)-2-i-propyl-3(2H)pyridazinone (Compound No. 97), 50 ml of ethanol, 1 ml of triethylamine and 100 mg of palladium-carbon were stirred, and hydrogen was added to the mixture at a temperature of from 40° to 50° C. for 3 hours. The reaction mixture was filtered, and the filtrate was evaporated. The crude crystals thereby obtained were recrystallized from ethyl ether to obtain 230 mg of the above identified compound having a melting point of from 167 to 168° C.

Provenance & Evidence