| Melting point |
>250°C |
| Boiling point |
325℃[at 101 325 Pa] |
| Density |
0.488[at 20℃] |
| bulk density |
330kg/m3 |
| vapor pressure |
0Pa at 25℃ |
| storage temp. |
room temp |
| solubility |
25g/l |
| form |
Powder |
| Colour Index |
13065 |
| pka |
4.4-5.5 |
| color |
Orange |
| PH Range |
Red (1.2) to yellow (2.3) |
| PH |
10 (10g/l, H2O, 20℃) |
| Water Solubility |
Soluble in water (25g/L). |
| λmax |
414nm, 435nm |
| ε(extinction coefficient) |
≥18500 at 415.0-419.0nm |
| Merck |
14,5928 |
| BRN |
3831568 |
| Major Application |
Display device, nanoparticles, optical sensors, batteries, lithographic printing plates, inks, highlighters, children’s coloring books, floor coatings, disinfectants, dyes, personal care products, cosmetics, food storage, antiseptic, dental impressionmaterials |
| Cosmetics Ingredients Functions |
HAIR DYEING |
| InChI |
1S/C18H15N3O3S.Na/c22-25(23,24)18-8-4-7-17(13-18)21-20-16-11-9-15(10-12-16)19-14-5-2-1-3-6-14;/h1-13,19H,(H,22,23,24);/q;+1/p-1/b21-20+; |
| InChIKey |
NYGZLYXAPMMJTE-ANVLNOONSA-M |
| SMILES |
[Na+].[O-]S(=O)(=O)c1cccc(c1)\N=N\c2ccc(Nc3ccccc3)cc2 |
| LogP |
0.137 at 25℃ |
| CAS DataBase Reference |
587-98-4(CAS DataBase Reference) |
| EPA Substance Registry System |
C.I. Acid Yellow 36, monosodium salt (587-98-4) |
