133-59-5
toluene-2-sulphonyl chloride
CAS: 133-59-5
Molecular Formula: C7H7ClO2S
133-59-5 - Names and Identifiers
| Name | toluene-2-sulphonyl chloride |
| Synonyms | o-tosylchloride o-Tosyl chloride Paroxetine Impurity 30 o-Toluenesulfochloride o-tolylsulfonylchloride o-Toluenesulfonyl chloride 2-Toluenesulfonyl chloride toluene-2-sulphonylchloride ortho-toluenesulfonchloride o-Toluenesulphonyl chloride toluene-2-sulphonyl chloride ortho-toluenesulfonylchloride 2-methylbenzenesulfonyl chloride |
| CAS | 133-59-5 |
| EINECS | 205-113-0 |
| InChI | InChI=1/C7H7ClO2S/c1-6-4-2-3-5-7(6)11(8,9)10/h2-5H,1H3 |
133-59-5 - Physico-chemical Properties
| Molecular Formula | C7H7ClO2S |
| Molar Mass | 190.65 |
| Density | 1.320g/mLat 25°C(lit.) |
| Melting Point | 10°C |
| Boling Point | 254°C(lit.) |
| Flash Point | >230°F |
| Water Solubility | Soluble in hot alcohol, ether and benzene. Reacts with water. |
| Vapor Presure | 0.0102mmHg at 25°C |
| Appearance | clear liquid |
| Color | Colorless to Light yellow |
| BRN | 973180 |
| Storage Condition | Store under inert gas |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D >1.5580(lit.) |
| Physical and Chemical Properties | Oily liquid. Melting point 10.2 ℃, boiling point 154 ℃(4.8kPa),126 ℃(1.33kPa), relative density 1.3383(20/4 ℃), refractive index 1.5565. Soluble in hot alcohol, ether, benzene, insoluble in water. |
133-59-5 - Risk and Safety
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| TSCA | Yes |
| Hazard Note | Corrosive |
| Hazard Class | 8 |
| Packing Group | II |
133-59-5 - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | for organic synthesis and saccharin production. |
| production method | is obtained by chlorosulfonation of toluene. |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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