| Name | 3,4-Dichlorobenzenesulfonyl chloride |
| Synonyms | 3,4-dichloro-benzenesulfonylchlorid 3,4-Dichlorophenylsulfonyl chloride 3,4-DICHLOROBENZENESULFONYL CHLORIDE 3,4-Dichlorobenzenesulfonyl chloride 3,4-Dichlorobenzenesulphonyl chloride 3,4-DICHLOROBENZENESULPHONYL CHLORIDE Benzenesulfonyl chloride, 3,4-dichloro- 3,4-dichlorobenzene-1-sulfonyl chloride |
| CAS | 98-31-7 |
| EINECS | 202-656-5 |
| InChI | InChI=1/C6H3Cl3O2S/c7-5-2-1-4(3-6(5)8)12(9,10)11/h1-3H |
| Molecular Formula | C6H3Cl3O2S |
| Molar Mass | 245.51 |
| Density | 1.572g/mLat 25°C(lit.) |
| Melting Point | 20-22°C |
| Boling Point | 253°C(lit.) |
| Flash Point | 135°F |
| Vapor Presure | 0.00083mmHg at 25°C |
| Appearance | powder to lump to clear liquid |
| Color | White or Colorless to Almost white or Almost colorless |
| BRN | 1956417 |
| Storage Condition | Inert atmosphere,Room Temperature |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.589(lit.) |
| Hazard Symbols | C - Corrosive![]() |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S27 - Take off immediately all contaminated clothing. S28 - After contact with skin, wash immediately with plenty of soap-suds. 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 2920 8/PG 2 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29049090 |
| Hazard Note | Corrosive/Moisture Sensitive |
| Hazard Class | 8 |
| Packing Group | II |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | 3, 4-dichlorobenzenylmethanesulfonyl chloride can be used as a synthetic intermediate in pharmaceutical and chemical industry. 3, 4-dichlorobenzene methanesulfonyl chloride can be obtained by chlorosulfonic acid chlorosulfonation of 1, 2-dichlorobenzene. |