Food Blue 2

product Name Food Blue 2 Synonyms Acid Blue EA; C.I. 42090; C.I. Acid Blue 9; C.I. Acid Blue 9, diammonium salt; C.I. Direct Brown 78; C.I. Direct Brown 78, Diammonium Salt; C.I. Acid Blue 9, diammonium salt; diammonium 2-[(Z)-{4-[ethyl(3-sulfonatobenzyl)amino]phenyl}{(4Z)-4-[ethyl(3-sulfonatobenzyl)iminio]cyclohexa-2,5-dien-1-ylidene}methyl]benzenesulfonate; N-{(1Z,4Z)-4-[{4-[ethyl(3-sulfobenzyl)amino]phenyl}(2-sulfophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}-N-(3-sulfobenzyl)ethanaminium; C.I.Acid Blue 9; Acid blue 9 Molecular Formula C37H37N2O9S3 Molecular Weight 749.8921 InChI InChI=1/C37H36N2O9S3/c1-3-38(25-27-9-7-11-33(23-27)49(40,41)42)31-19-15-29(16-20-31)37(35-13-5-6-14-36(35)51(46,47)48)30-17-21-32(22-18-30)39(4-2)26-28-10-8-12-34(24-28)50(43,44)45/h5-24H,3-4,25-26H2,1-2H3,(H2-,40,41,42,43,44,45,46,47,48)/p+1 CAS Registry Number 2650-18-2 EINECS 220-168-0 Molecular Structure

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