2H,2H,3H,3H-Heptadecafluoroundecanoic acid
Also known as: 2H,2H,3H,3H-Perfluoroundecanoic acid, 4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Heptadecafluoroundecanoic acid, 3-(Heptadecafluorooctyl)propionic acid, Undecanoic acid, 4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoro-, 2H,2H,3H,3H-Perfluoroundecanoic Acid, 2H,2H,3H,3H-Heptadecafluoroundecanoic Acid
2H,2H,3H,3H-Heptadecafluoroundecanoic acid (CAS 34598-33-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H5F17O2 and a molecular weight of 492.129 g/mol. Key properties include a melting point of 93-97ºC, a boiling point of 244.9±35.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 101.9±25.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 34598-33-9
- Jingsj CID
- J-1524025-2
- Molecular Formula
- C11H5F17O2
- Molecular Weight
- 492.129 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 93-97ºC |
|---|---|
| Boiling Point | 244.9±35.0 °C at 760 mmHg |
| Density | 1.7±0.1 g/cm3 |
| Flash Point | 101.9±25.9 °C |
| Exact Mass | 492.001801 |
| PSA | 37.30000 |
| LogP | 6.86 |
| Vapor Pressure | 0.0±1.0 mmHg at 25°C |
| Refractive Index | 1.308 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2915900090 |
|---|---|
| Summary | 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2H,2H,3H,3H-Heptadecafluoroundecanoic acid?
The CAS number of 2H,2H,3H,3H-Heptadecafluoroundecanoic acid is 34598-33-9.
What are the molecular formula and molecular weight of 2H,2H,3H,3H-Heptadecafluoroundecanoic acid?
2H,2H,3H,3H-Heptadecafluoroundecanoic acid has molecular formula C11H5F17O2 and molecular weight 492.129 g/mol.
Is 2H,2H,3H,3H-Heptadecafluoroundecanoic acid hazardous?
2H,2H,3H,3H-Heptadecafluoroundecanoic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 2H,2H,3H,3H-Heptadecafluoroundecanoic acid?
For 2H,2H,3H,3H-Heptadecafluoroundecanoic acid, Upstream Products: 1-Iodo-1H,1H,2H,2H-perfluorodecane, 3-(Perfluorooctyl)propan-1-ol, Carbon dioxide; Downstream Products: 1H,1H,2H,2H-Perfluorodecyl isocyanate, 4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Heptadecafluoroundecanoyl chloride.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2H,2H,3H,3H-Heptadecafluoroundecanoic acid (CAS 34598-33-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524025-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.