846-70-8
| Name | NAPHTHOL YELLOW S |
| CAS | 846-70-8 |
| EINECS(EC#) | 212-690-2 |
| Molecular Formula | C10H4N2Na2O8S |
| MDL Number | MFCD00003958 |
| Molecular Weight | 358.19 |
| MOL File | 846-70-8.mol |
Chemical Properties
| Appearance | light yellow powder |
| Melting point | >300℃ |
| storage temp. | Room Temperature |
| solubility | Acetonitrile (Slightly), DMSO (Slightly) |
| Colour Index | 10316 |
| form | neat |
| color | Light Yellow to Dark Yellow |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Merck | 14,6393 |
| BRN | 2708476 |
| Major Application | cleaning products cosmetics food and beverages personal care |
| Cosmetics Ingredients Functions | HAIR DYEING COLORANT |
| InChI | 1S/C10H6N2O8S.2Na/c13-10-7-3-5(21(18,19)20)1-2-6(7)8(11(14)15)4-9(10)12(16)17;;/h1-4,13H,(H,18,19,20);;/q;2*+1/p-2 |
| InChIKey | CTIQLGJVGNGFEW-UHFFFAOYSA-L |
| SMILES | [Na+].[Na+].[O-]c1c(cc([N+]([O-])=O)c2ccc(cc12)S([O-])(=O)=O)[N+]([O-])=O |
| EPA Substance Registry System | C.I. Acid Yellow 1 (846-70-8) |
Safety Data
| Hazard Codes | Xi,C,F |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 3 |
| RTECS | QK1813000 |
| Hazard Note | Irritant |
| TSCA | Yes |
| HS Code | 32129000 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Skin Sens. 1 STOT RE 2 |