1. Primary Information
| English name: | Disodium 3-(5-chloro-2-hydroxyphenylazo)-4,5-dihydroxynaphthalene-2,7-disulphonate |
| CAS No.: | 1058-92-0 |
| Molecular formula: | C16H9ClN2NA2O9S2 |
| Molecular weight: | 518.8 g/mol |
| SMILES: | C1=CC(=C(C=C1Cl)N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])O)O)O.[Na+].[Na+] |
| Structural class: | |
| Other identifiers: |
Eriochrome Blue SE |
2. Suppliers & Pricing
| Supplier | Pack size | Purity | Price (CNY) | Storage conditions | Lead time | Notes |
| Kehua Intelligence | 5g | 色固 | 24 | RT | in stock | - |
| Kehua Intelligence | 25g | 色固 | 80 | RT | in stock | - |
| Kehua Intelligence | 100g | 色固 | 240 | RT | in stock | - |
3. Structures
3.1 2D structure
3.2 3D structure
4. International Nomenclature & Identifiers
4.1 IUPAC Name
disodium;3-[(5-chloro-2-hydroxyphenyl)diazenyl]-4,5-dihydroxynaphthalene-2,7-disulfonate
4.2 InChI
InChI=1S/C16H11ClN2O9S2.2Na/c17-8-1-2-11(20)10(5-8)18-19-15-13(30(26,27)28)4-7-3-9(29(23,24)25)6-12(21)14(7)16(15)22;;/h1-6,20-22H,(H,23,24,25)(H,26,27,28);;/q;2*+1/p-2
4.3 InChIKey
LNXMADNIUWFTPP-UHFFFAOYSA-L
4.4 Canonical SMILES
C1=CC(=C(C=C1Cl)N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])O)O)O.[Na+].[Na+]
4.5 Isomeric SMILES
-