![Molecular structure of 1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene (CAS 40230-96-4)](/images/chem_structures_svg/454/40230-96-4.svg)
1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene
Also known as: [(3-Fluorophenyl)ethynyl]trimethylsilane, ((3-Fluorophenyl)ethynyl)trimethylsilane, (2-(3-fluorophenyl)ethynyl)trimethylsilane, 1-Fluoro-3-[2-(trimethylsilyl)ethynyl]benzene, Benzene, 1-fluoro-3-[2-(trimethylsilyl)ethynyl]-, 2-(3-fluorophenyl)ethynyl-trimethylsilane, 2-(3-fluorophenyl)ethynyltrimethylsilane, 1-((Trimethylsilyl)ethynyl)-3-fluorobenzene, Silane, [(3-fluorophenyl)ethynyl]trimethyl-
1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene (CAS 40230-96-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H13FSi and a molecular weight of 192.305 g/mol. Key properties include a boiling point of 207.4±32.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 79.2±25.1 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 40230-96-4
- Jingsj CID
- J-1092320-3
- Molecular Formula
- C11H13FSi
- Molecular Weight
- 192.305 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 207.4±32.0 °C at 760 mmHg |
|---|---|
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 79.2±25.1 °C |
| Exact Mass | 192.077057 |
| LogP | 4.51 |
| Vapor Pressure | 0.3±0.4 mmHg at 25°C |
| Refractive Index | 1.491 |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene?
The CAS number of 1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene is 40230-96-4.
What are the molecular formula and molecular weight of 1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene?
1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene has molecular formula C11H13FSi and molecular weight 192.305 g/mol.
Is 1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene hazardous?
1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.
What are the upstream and downstream products of 1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene?
For 1-[(Trimethylsilyl)ethynyl]-3-fluorobenzene, Upstream Products: Trimethylsilylacetylene; Downstream Products: 1-Ethynyl-3-fluorobenzene.
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-[(Trimethylsilyl)ethynyl]-3-fluorobenzene (CAS 40230-96-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1092320-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.