2-Toluenesulfonic acid
- Product Name2-Toluenesulfonic acid
- CAS88-20-0
- CBNumberCB9754544
- MFC7H8O3S
- MW172.2
- EINECS201-809-3
- MDL NumberMFCD00069442
- MOL File88-20-0.mol
Chemical Properties
| Melting point: | 67.5°C |
| Boiling point: | 272.52°C (rough estimate) |
| Density | 1.3692 (rough estimate) |
| refractive index | 1.5151 (estimate) |
| storage temp. | Store at room temperature, keep dry and cool |
| pka | -0.53±0.15(Predicted) |
| Appearance | White to off-white Solid |
| Water Solubility | 488.9g/L(32.5 ºC) |
| InChI | InChI=1S/C7H8O3S/c1-6-4-2-3-5-7(6)11(8,9)10/h2-5H,1H3,(H,8,9,10) |
| InChIKey | LBLYYCQCTBFVLH-UHFFFAOYSA-N |
| SMILES | C1(S(O)(=O)=O)=CC=CC=C1C |
| EPA Substance Registry System | Benzenesulfonic acid, 2-methyl- (88-20-0) |
Safety
| Symbol(GHS) |
 GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P280-P305+P351+P338-P310 |
| TSCA | TSCA listed |
| HS Code | 2904100000 |