74543-21-8
| Name | sodium hydrogen 4-aminoazobenzene-3,4'-disulphonate |
| CAS | 74543-21-8 |
| EINECS(EC#) | 277-916-4 |
| Molecular Formula | C12H10N3NaO6S2 |
| MDL Number | MFCD03411548 |
| Molecular Weight | 379.344 |
| MOL File | 74543-21-8.mol |
Chemical Properties
| storage temp. | room temp |
| form | powder |
| ε(extinction coefficient) | 11438 at 489nm in 0.1 M HCl at 0.01g/L 15302 at 385nm in 1 M HCl at 0.01g/L |
| λmax | 489 nm |
| Major Application | diagnostic assay manufacturing hematology histology |
| InChI | 1S/2C12H11N3O6S2.2Na/c2*13-11-6-3-9(7-12(11)23(19,20)21)15-14-8-1-4-10(5-2-8)22(16,17)18;;/h2*1-7H,13H2,(H,16,17,18)(H,19,20,21);;/q;;2*+1/p-2/b2*15-14+;; |
| InChIKey | MPOAAHDXCIUENZ-XNDFEMONSA-L |
| SMILES | [Na+].[Na+].Nc1ccc(cc1S(O)(=O)=O)\N=N\c2ccc(cc2)S([O-])(=O)=O.Nc3ccc(cc3S([O-])(=O)=O)\N=N\c4ccc(cc4)S(O)(=O)=O |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319 |
| Precautionary statements | P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313 |
| Hazard Codes | Xi |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 3 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 |