3,3,3-Trifluoro-1-propyne
Also known as: (Trifluoromethyl)acetylene, 1,1,1-Trifluoropropyne, 1,1,1-trifluoro-2-propyne, 1-Propyne, 3,3,3-trifluoro-, 3,3,3-trifluoroprop-1-yne, trifluoromethylacetylene, trifluoroprop-1-yne
3,3,3-Trifluoro-1-propyne (CAS 661-54-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C3HF3 and a molecular weight of 94.035 g/mol. Key properties include a boiling point of -48.3±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of -94.5±13.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 661-54-1
- Jingsj CID
- J-5181-0
- Molecular Formula
- C3HF3
- Molecular Weight
- 94.035 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | -48.3±35.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | -94.5±13.9 °C |
| Exact Mass | 94.003036 |
| LogP | 1.40 |
| Vapor Pressure | 8627.5±0.1 mmHg at 25°C |
| Refractive Index | 1.291 |
Customs & Trade Information
| HS Code | 2903399090 |
|---|---|
| Summary | 2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 3,3,3-Trifluoro-1-propyne?
The CAS number of 3,3,3-Trifluoro-1-propyne is 661-54-1.
What are the molecular formula and molecular weight of 3,3,3-Trifluoro-1-propyne?
3,3,3-Trifluoro-1-propyne has molecular formula C3HF3 and molecular weight 94.035 g/mol.
What are the upstream and downstream products of 3,3,3-Trifluoro-1-propyne?
For 3,3,3-Trifluoro-1-propyne, Upstream Products: 2-Chloro-3,3,3-trifluoropropene, 1,1,2-Trichloro-3,3,3-trifluoro-1-propene, Propiolic acid; Downstream Products: 1,1,1,3,3-Pentafluoropropane, 2,3,3,3-Tetrafluoropropene, 3,3,3-Trifluoropropanal.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,3,3-Trifluoro-1-propyne (CAS 661-54-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5181-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.