alizarin blue black B

product Name alizarin blue black B Synonyms C.I. Mordant Black 13; Mordant Black 13 (63615); disodium 4,4'-[(4-hydroxy-9,10-dioxo-9,10-dihydroanthracene-1,3-diyl)diimino]dibenzenesulfonate; sodium 3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]naphthalene-1-sulfonate Molecular Formula C20H13N2NaO5S Molecular Weight 416.3824 InChI InChI=1/C20H14N2O5S.Na/c23-16-10-9-12-5-1-2-6-13(12)19(16)21-22-20-15-8-4-3-7-14(15)18(11-17(20)24)28(25,26)27;/h1-11,23-24H,(H,25,26,27);/q;+1/p-1/b22-21-; CAS Registry Number 1324-21-6 EINECS 215-366-9 Molecular Structure

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