Name | 2,3,3-Trimethyl-3H-indole-5-sulfonic acid |
Synonyms | 137392 5-Sulfo-2,3,3-Trimethylindolenine 5-Sulfo-2,3,3-trimethyl indolenine 2,3,3-trimethylindole-5-sulfonic acid 2,3,3-trimethyl-5-indolesulfonic acid 2,3,3-Trimethyl-3H-indole-5-sulfonic acid 3H-Indole-5-sulfonicacid, 2,3,3-trimethyl- 3H-Indole-5-sulfonic acid, 2,3,3-trimethyl- Sodium 2,3,3-trimethyl-3H-indole-5-sulfonate 5-Sulfo-2,3,3-trimethyl indolenine sodium salt |
CAS | 132557-72-3 132557-73-4 |
InChI | InChI=1S/C11H13NO3S/c1-7-11(2,3)9-6-8(16(13,14)15)4-5-10(9)12-7/h4-6H,1-3H3,(H,13,14,15) |
Molecular Formula | C11H13NO3S |
Molar Mass | 239.29 |
Density | 1.34 |
Melting Point | 290-295℃ |
pKa | -1.45±0.60(Predicted) |
Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
Refractive Index | 1.611 |