Perfluorobutanesulfonyl fluoride
Also known as: Nonafluorobutanesulfonyl fluoride, Perfluoro-1-butanesulfonyl fluoride, Nonafluoro-1-butanesulfonyl fluoride, 1,1,2,2,3,3,4,4,4-Nonafluoro-1-butanesulfonyl fluoride, Perfluorobutyl sulfonyl fluoride, Nonafluorobutane-1-sulfonyl fluoride, Nonafluoro-1-butanesulfonic acid fluoride, Perfluorobutanesulphonyl fluoride, FC-4
Perfluorobutanesulfonyl fluoride (CAS 375-72-4) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4F10O2S and a molecular weight of 302.091 g/mol. Key properties include a melting point of -110°C, a boiling point of 64.2±35.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of -7.4±25.9 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 375-72-4
- Jingsj CID
- J-48593-9
- Molecular Formula
- C4F10O2S
- Molecular Weight
- 302.091 g/mol
- Category
- Organohalogen Compounds
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Melting Point | -110°C |
|---|---|
| Boiling Point | 64.2±35.0 °C at 760 mmHg |
| Density | 1.8±0.1 g/cm3 |
| Flash Point | -7.4±25.9 °C |
| Exact Mass | 301.945923 |
| PSA | 42.52000 |
| LogP | 6.13 |
| Vapor Pressure | 178.4±0.1 mmHg at 25°C |
| Refractive Index | 1.287 |
GHS Safety & Compliance
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2904909090 |
|---|---|
| Summary | HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Perfluorobutanesulfonyl fluoride?
The CAS number of Perfluorobutanesulfonyl fluoride is 375-72-4.
What are the molecular formula and molecular weight of Perfluorobutanesulfonyl fluoride?
Perfluorobutanesulfonyl fluoride has molecular formula C4F10O2S and molecular weight 302.091 g/mol.
Which suppliers offer Perfluorobutanesulfonyl fluoride?
1 supplier(s) listed; request a quote for pricing.
Is Perfluorobutanesulfonyl fluoride hazardous?
Perfluorobutanesulfonyl fluoride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of Perfluorobutanesulfonyl fluoride?
For Perfluorobutanesulfonyl fluoride, Upstream Products: Nonafluoro-1-butanesulfonyl chloride, Sulfolane, 1-Butanesulfonyl chloride; Downstream Products: Trifluoro(methyl)silane, 1-bromononafluorobutane, Nonafluoro-1-butanesulfonic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Perfluorobutanesulfonyl fluoride (CAS 375-72-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48593-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.