2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride
2-氧代-2,3-二氢苯并[d]噁唑-6-磺酰氯
Also known as: 2,3-dihydro-2-oxobenzoxazole-6-sulphonyl chloride, 2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulphonyl chloride, 2-oxo-2,3-dihydro-1,3-benzoxazole-6-sulfonyl chloride, 6-(chlorosulfonyl)-2,3-dihydro-2-oxo-1,3-benzoxazole, 6-chlorosulfonyl-2(3H)-benzoxazolone, 6-benzoxazolesulfonyl chloride, 2,3-dihydro-2-oxo
2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride (CAS 27685-90-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4ClNO4S and a molecular weight of 233.62900 g/mol. It is also known as 2,3-dihydro-2-oxobenzoxazole-6-sulphonyl chloride, 2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulphonyl chloride and 2-oxo-2,3-dihydro-1,3-benzoxazole-6-sulfonyl chloride. Key properties include a melting point of 186-187ºC and a density of 1.683 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 27685-90-1
- Jingsj CID
- J-1494560-9
- Molecular Formula
- C7H4ClNO4S
- Chinese Name
- 2-氧代-2,3-二氢苯并[d]噁唑-6-磺酰氯
- Molecular Weight
- 233.62900 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 186-187ºC |
|---|---|
| Density | 1.683 g/cm3 |
| Exact Mass | 232.95500 |
| PSA | 88.52000 |
| LogP | 2.12940 |
| Refractive Index | 1.615 |
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 2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride?
The CAS number of 2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride is 27685-90-1.
What are the molecular formula and molecular weight of 2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride?
2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride has molecular formula C7H4ClNO4S and molecular weight 233.62900 g/mol.
What are the upstream and downstream products of 2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride?
For 2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride, Upstream Products: 2-Benzoxazolinone, Sulfamic acid.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,3-dihydro-2-oxo-1,3-benzoxazole-6-sulfonyl chloride (CAS 27685-90-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494560-9 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.