Cyclohexylamine → HCID 21400482, compound

Participants

Reaction Steps

175 ml of cyclohexylamine are added over the course of one hour to 300 g of 67% strength 1,8-dinitroanthraquinone in 1,200 ml of nitrobenzene at 175°-180°, the mixture is stirred for a further 15 minutes at the same temperature and then overnight until cold and the product is filtered off and washed with 200 ml of nitrobenzene and finally with a large amount of methanol until free of nitrobenzene. 187 g of 8-nitro-1-cyclohexylamino-anthraquinone of very good quality are obtained.

Provenance & Evidence