88-20-0
88-20-0 structure
- Name: 2-Toluenesulfonic acid
- Chemical Name: 2-Methylbenzenesulfonic acid
- CAS Number: 88-20-0
- Molecular Formula: C7H8O3S
- Molecular Weight: 172.202
- Catalog: Biochemical Amino acids and their derivatives Glycine derivatives
- Create Date: 2018-08-27 19:54:50
- Modify Date: 2025-08-27 17:12:26
| Name | 2-Methylbenzenesulfonic acid |
|---|---|
| Synonyms |
Toluenesulfonic acid
Methylbenzenesulfonic acid toluene-2-sulphonic acid 2-Methylbenzenesulfonic acid Toluenesulphonic acid Benzenesulfonic acid, 2-methyl- Benzenesulfonic acid, methyl- |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 272.52 °C |
| Melting Point | 67.5 °C |
| Molecular Formula | C7H8O3S |
| Molecular Weight | 172.202 |
| Exact Mass | 172.019409 |
| PSA | 62.75000 |
| LogP | 0.93 |
| Index of Refraction | 1.563 |
| Storage condition | -20°C |
| Hazard Codes | C |
|---|---|
| HS Code | 2904100000 |
| Precursor 7 | |
|---|---|
| DownStream 10 | |
| HS Code | 2904100000 |
|---|---|
| Summary | 2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |