Oxalyl chloride → HCID 178467832, compound

Participants

Reaction Steps

In a solution containing 26.9 g of oxalyl chloride in 200 ml of o-dichlorobenzene at 60° C. under stirring, a solution containing 35.5 g of N-(3-ethoxypropyl)-o-phenylenediamine in 220 ml of o-dichlorobenzene is added for 42 minutes in several times. The mixture is then heated and stirred at 130° C. for 1.1 hours. The mixture is subjected to filtration during hot and the filtrate is cooled. Ether is added to the filtrate and the crystals are filtered, washed and dried, followed by combining second crystals to obtain 25.2 g of (1).

Provenance & Evidence