1-Ethynyl-4-(trifluoromethoxy)benzene
Also known as: 4-(Trifluoromethoxy)phenylacetylene, 1-Ethynyl-4-(trifluoromethoxy)benzene, 4-Ethynyl-1-(trifluoromethoxy)benzene, 4-(Trifluoromethoxy)phenylacetylene 97%, Benzene, 1-ethynyl-4-(trifluoromethoxy)-, 1-ethynyl-4-trifluoromethoxybenzene
1-Ethynyl-4-(trifluoromethoxy)benzene (CAS 160542-02-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H5F3O and a molecular weight of 186.13100 g/mol. Key properties include a boiling point of 158.1ºC at 760mmHg, a density of 1.27g/cm3 and a flash point of 55.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 160542-02-9
- Jingsj CID
- J-1512151-4
- Molecular Formula
- C9H5F3O
- Molecular Weight
- 186.13100 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 158.1ºC at 760mmHg |
|---|---|
| Density | 1.27g/cm3 |
| Flash Point | 55.5ºC |
| Exact Mass | 186.02900 |
| PSA | 9.23000 |
| LogP | 2.56650 |
| Vapor Pressure | 3.46mmHg at 25°C |
| Refractive Index | n20/D 1.4554 |
Customs & Trade Information
| HS Code | 2909309090 |
|---|---|
| Summary | 2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives 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 1-Ethynyl-4-(trifluoromethoxy)benzene?
The CAS number of 1-Ethynyl-4-(trifluoromethoxy)benzene is 160542-02-9.
What are the molecular formula and molecular weight of 1-Ethynyl-4-(trifluoromethoxy)benzene?
1-Ethynyl-4-(trifluoromethoxy)benzene has molecular formula C9H5F3O and molecular weight 186.13100 g/mol.
What are the upstream and downstream products of 1-Ethynyl-4-(trifluoromethoxy)benzene?
For 1-Ethynyl-4-(trifluoromethoxy)benzene, Upstream Products: 1-Iodo-4-(trifluoromethoxy)benzene, 1-Bromo-4-(trifluoromethoxy)benzene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-Ethynyl-4-(trifluoromethoxy)benzene (CAS 160542-02-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512151-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.