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1-P-TOLYLAMINO-4-(2-NITRO)-P-TOLYLAMINOANTHRAQUINONE AS INTERMEDIATE PRODUCT FOR SYNTHESIS OF ACID DYE-MONOSULFOACID OF NAPHTH-/2,3-A/-PHENAZINE-3-METHYL-7-P-TOLYLAMINO-8,13-DIONE AND ITS PREPARATION METHOD
1-P-TOLYLAMINO-4-(2-NITRO)-P-TOLYLAMINOANTHRAQUINONE AS INTERMEDIATE PRODUCT FOR SYNTHESIS OF ACID DYE-MONOSULFOACID OF NAPHTH-/2,3-A/-PHENAZINE-3-METHYL-7-P-TOLYLAMINO-8,13-DIONE AND ITS PREPARATION METHOD
