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548-80-1 Chromotrope 2B

Chemical Name Chromotrope 2B
Synonyms C.I. 16575;C.I. Acid Red 176 (VAN);C.I. Acid Red 176, disodium salt (8CI);4,5-Dihydroxy-3-(p-nitrophenylazo)-2,7-naphthalenedisulfonic acid, disodium salt;Acid Red 176~C.I. 16575;Chromotrop 2 B;disodium 4,5-dihydroxy-3-(p-nitrophenylazo)naphthalene-2,7-disulphonate;Acid Red 176;P-NITROBENZENE-AZOCHROMOTROPIC ACID;disodium (3E)-5-hydroxy-3-[2-(4-nitrophenyl)hydrazinylidene]-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate
Molecular Formula C16H9N3Na2O10S2
Molecular Weight 513.3663
InChl InChI=1/C16H11N3O10S2.2Na/c20-12-7-11(30(24,25)26)5-8-6-13(31(27,28)29)15(16(21)14(8)12)18-17-9-1-3-10(4-2-9)19(22)23;;/h1-7,17,20H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b18-15-;;
CAS Registry Number 548-80-1
EINECS 208-959-9
Molecular Structure 548-80-1  Chromotrope 2B
Melting Point 300℃
Safety Description S24/25##Avoid contact with skin and eyes.:;
MSDS Material Safety Data Sheet

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