2,2'-Sulfonyldiethanol
Also known as: bis(2-hydroxyethyl) sulfone, 2-(2-hydroxyethylsulfonyl)ethanol, BHES, Di-(2-hydroxyethyl) sulfone, Diethanol sulfone, β-Hydroxyethyl sulfone, 2,2'-Sulfonylbis[ethanol], Ethanol, 2,2'-sulfonylbis-, MFCD00002907, NSC 32716, NSC 50845
2,2'-Sulfonyldiethanol (CAS 2580-77-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C4H10O4S and a molecular weight of 154.185 g/mol. Key properties include a boiling point of 432.3±30.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 215.2±24.6 °C. It is classified under GHS with signal word Danger and hazard statements H334 — May cause allergy or asthma symptoms if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2580-77-0
- Jingsj CID
- J-1091699-1
- Molecular Formula
- C4H10O4S
- Molecular Weight
- 154.185 g/mol
- Category
- Solvents
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 432.3±30.0 °C at 760 mmHg |
|---|---|
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 215.2±24.6 °C |
| Exact Mass | 154.029984 |
| PSA | 82.98000 |
| LogP | -1.99 |
| Additional Property | 5.5 (vs air) |
| Vapor Pressure | 0.0±2.3 mmHg at 25°C |
| Refractive Index | 1.499 |
GHS Safety & Compliance
- H334 — May cause allergy or asthma symptoms if inhaled
Customs & Trade Information
| HS Code | 2905590090 |
|---|---|
| Summary | 2905590090 other halogenated, sulphonated, nitrated or nitrosated derivatives of acyclic alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2,2'-Sulfonyldiethanol?
The CAS number of 2,2'-Sulfonyldiethanol is 2580-77-0.
What are the molecular formula and molecular weight of 2,2'-Sulfonyldiethanol?
2,2'-Sulfonyldiethanol has molecular formula C4H10O4S and molecular weight 154.185 g/mol.
Is 2,2'-Sulfonyldiethanol hazardous?
2,2'-Sulfonyldiethanol has GHS signal word Danger and hazard statements H334 — May cause allergy or asthma symptoms if inhaled.
What are the upstream and downstream products of 2,2'-Sulfonyldiethanol?
For 2,2'-Sulfonyldiethanol, Upstream Products: Thiodiglycol, Water, acetic acid; Downstream Products: 1,4-Thioxane-1,1-dioxide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,2'-Sulfonyldiethanol (CAS 2580-77-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1091699-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.