Introduction：Basic information about CAS 88-20-0|2-Toluenesulfonic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2-Toluenesulfonic acid |
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| CAS Number | 88-20-0 | Molecular Weight | 172.202 |
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| Density | 1.3±0.1 g/cm3 | Boiling Point | 272.52 °C |
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| Molecular Formula | C7H8O3S | Melting Point | 67.5 °C |
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| MSDS | / | Flash Point | / |
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Names
| Name | 2-Methylbenzenesulfonic acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.3±0.1 g/cm3 |
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| Boiling Point | 272.52 °C |
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| Melting Point | 67.5 °C |
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| Molecular Formula | C7H8O3S |
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| Molecular Weight | 172.202 |
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| Exact Mass | 172.019409 |
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| PSA | 62.75000 |
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| LogP | 0.93 |
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| Index of Refraction | 1.563 |
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| InChIKey | LBLYYCQCTBFVLH-UHFFFAOYSA-N |
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| SMILES | Cc1ccccc1S(=O)(=O)O |
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| Storage condition | -20°C |
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Safety Information
| Hazard Codes | C |
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| HS Code | 2904100000 |
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Customs
| HS Code | 2904100000 |
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| 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% |
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Synonyms
| Toluenesulfonic acid |
| Methylbenzenesulfonic acid |
| toluene-2-sulphonic acid |
| 2-Methylbenzenesulfonic acid |
| Toluenesulphonic acid |
| Benzenesulfonic acid, 2-methyl- |
| Benzenesulfonic acid, methyl- |
