Synonyms:
2-naphthalenesulfonicacid, 7-(acetylamino)-3-[2-[4-(acetylamino)phenyl]diazenyl]-4-hydroxy-, sodiumsalt (1:1) ; blackley fast paper scarlet n ; blackley fast scarlet n ; paper red a extra ; atul paper scarlet a ; c.i. acid red 137 ; c.i. 17755 ; paper scarlet mfl ; scarlet a ; paper scarlet n ; acid red 137 (c.i. 17755) ; azoscarlet y ; wool fast scarlet gn ; paperred apx ; acid red 137 ; brilliantcrocein fl ; 2-naphthalenesulfonicacid, 7-(acetylamino)-3-[[4-(acetylamino)phenyl]azo]-4-hydroxy-, monosodiumsalt (9ci) ; sandolan scarlet e-f ; fenazo red a ; croceine scarlet fp ; sodium 7-(acetylamino)-3-[[4-(acetylamino)phenyl]azo]-4-hydroxynaphthalene-2-sulphonate ; croceine scarletcfl ; paper scarlet gn ; paper red a ; calcocid scarlet y ; paper scarletsn ; c.i. acid red 137, monosodium salt (8ci)