Amido Black 10B is an organic sodium salt resulting from the formal condensation of Amido Black 10B (acid form) with two equivalents of sodium hydroxide. It has a role as a histological dye. It contains a 4-amino-5-hydroxy-3-[(p-nitrophenyl)azo]-6-(phenylazo)-naphthalene-2,7-disulfonate.
| Physical Description | A group of dark blue or black dyes; [Hawley] Black powder; [MSDSonline] There are water-soluble, ethanol-soluble, and fat-soluble nigrosines; [Ullmann] |
| Solubility | SOME SOL IN WATER, ALC, OIL /NIGROSINES/ |
| IUPAC Name | disodium;4-amino-5-hydroxy-3-[(4-nitrophenyl)diazenyl]-6-phenyldiazenylnaphthalene-2,7-disulfonate |
| Molecular Formula | C22H14N6Na2O9S2 |
| Molecular Weight | 616.5 g/mol |
| CAS | 1064-48-8 |
| SMILES | C1=CC=C(C=C1)N=NC2=C(C3=C(C(=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])N=NC4=CC=C(C=C4)[N+](=O)[O-])N)O.[Na+].[Na+] |
| InChIKey | AOMZHDJXSYHPKS-UHFFFAOYSA-L |
| Catalog No | KC.110152 |
| Pack sizes | 25GM · 100GM |
