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13011-68-2 sodium [3-[[3-[(3-amino-4-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-4-hydroxybenzenesulph

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Product Name sodium [3-[[3-[(3-amino-4-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-4-hydroxybenzenesulphonato(3-)]cuprate(1-)
CAS No. 13011-68-2
Synonyms C.I. 20250; C.I. Acid Brown 83; copper(2+) sodium 3-[(E)-{(3Z)-3-[2-(3-amino-4-nitrophenyl)hydrazinylidene]-2-oxido-4-oxocyclohexa-1,5-dien-1-yl}diazenyl]-4-oxidobenzenesulfonate (1:1:1)
InChI InChI=1/C18H14N6O8S.Cu.Na/c19-11-7-9(1-4-14(11)24(28)29)20-23-17-16(26)6-3-12(18(17)27)21-22-13-8-10(33(30,31)32)2-5-15(13)25;;/h1-8,20,25,27H,19H2,(H,30,31,32);;/q;+2;+1/p-3/b22-21+,23-17+;;
Molecular Formula C18H11CuN6NaO8S
Molecular Weight 557.9161