Direct Blue 2

CAS NO:2429-73-4

EC NO:219-384-8

Molecular Formula:C₃₂H₂₆N₆O₁₁S₃

Molecular Weight:766.7774

Synonyms:;C.I. 22590;C.I. Direct Blue 2;C.I. Direct Blue 2 (VAN);C.I. Direct Blue 2, trisodium salt;C.I. Direct Blue 2, trisodium salt (8CI);5-amino-3-[[4'-[(7-amino-1-hydroxy-3-sulfo-2-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]-4-hydroxy-2,7-Naphthalenedisulfonic acid, trisodium salt;airedale black bhd;azomine black bh;benzanil black bh;diamine black;diazine black;diazo black;diazo fast black;diphenyl blue black;direct diazo black;Direct Blue 2;calcomine diazo black;CHLORAZOL BLACK BH;chlorazol leather black bh;chrome leather black;chrome leather dark blue;melantherine bh;pontamine deep blue bh;tertrodirect black;union fast navy blue ds;vondacel dark blue bh;zambesi dark blue bh;trisodium (3Z)-5-amino-3-(2-{4'-[(2Z)-2-(7-amino-1-oxo-3-sulfonatonaphthalen-2(1H)-ylidene)hydrazinyl]biphenyl-4-yl}hydrazinylidene)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate;(3E)-5-amino-3-(2-{4'-[(2Z)-2-(7-amino-1-oxo-3-sulfo-3,7-dihydronaphthalen-2(1H)-ylidene)hydrazinyl]biphenyl-4-yl}hydrazinylidene)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonic acid;

Molecular Structure: