2,1,3-Benzothiadiazole-4-sulfonyl chloride
Also known as: Benzo[c][1,2,5]thiadiazole-4-sulfonyl chloride, 4-Chlorosulfonyl-2,1,3-benzothiadiazole, Benzo-2,1,3-thiadiazole-4-sulfonyl chloride, 2,1,3-Benzothiadiazol-4-sulfonyl chloride, 2,1,3-Benzothiadiazole, 4-chlorosulfonyl-
2,1,3-Benzothiadiazole-4-sulfonyl chloride (CAS 73713-79-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H3ClN2O2S2 and a molecular weight of 234.683 g/mol. Key properties include a melting point of 148 °C, a boiling point of 359.4±15.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 171.2±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 73713-79-8
- Jingsj CID
- J-35503-3
- Molecular Formula
- C6H3ClN2O2S2
- Molecular Weight
- 234.683 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 148 °C |
|---|---|
| Boiling Point | 359.4±15.0 °C at 760 mmHg |
| Density | 1.7±0.1 g/cm3 |
| Flash Point | 171.2±20.4 °C |
| Exact Mass | 233.932449 |
| PSA | 96.54000 |
| LogP | 1.75 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.684 |
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 2,1,3-Benzothiadiazole-4-sulfonyl chloride?
The CAS number of 2,1,3-Benzothiadiazole-4-sulfonyl chloride is 73713-79-8.
What are the molecular formula and molecular weight of 2,1,3-Benzothiadiazole-4-sulfonyl chloride?
2,1,3-Benzothiadiazole-4-sulfonyl chloride has molecular formula C6H3ClN2O2S2 and molecular weight 234.683 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,1,3-Benzothiadiazole-4-sulfonyl chloride (CAS 73713-79-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35503-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.