1,4-Cyclohexadiene-1,4-dicarboxylic acid, 2,5-bis(phenylamino)-, 1,4-dimethyl ester → Quinacridone

참여 물질

반응 단계

An aqueous suspension of 100 g of finely ground dimethyl 2,5-dianilino-3,6-dihydroterephthalate in 500 ml of water was nozzled in a gas stream of 10 m3 /h of nitrogen and 2 m3 /h of air, which had been preheated to a temperature of 850° C., into a laboratory spray dryer in the course of 1 hour. Using a Venturi washer, 72 g of pure quinacridone were obtained.

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