Triphenyl Ethoxysilane
Also known as: Ethoxytriphenylsilane, Triphenylethoxysilane, Ethyl triphenylsilyl ether, Benzene,1,1',1''-(ethoxysilylidyne)tris-, Silane, ethoxytriphenyl-, NSC 93020, LS 6690, ethoxy(triphenyl)silane, (Triphenylsiloxy)ethane
Triphenyl Ethoxysilane (CAS 1516-80-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H20OSi and a molecular weight of 304.458 g/mol. Key properties include a melting point of 64ºC, a boiling point of 344.0±11.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 163.5±9.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1516-80-9
- Jingsj CID
- J-1150306-3
- Molecular Formula
- C20H20OSi
- Molecular Weight
- 304.458 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 64ºC |
|---|---|
| Boiling Point | 344.0±11.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 163.5±9.5 °C |
| Exact Mass | 304.128326 |
| PSA | 9.23000 |
| LogP | 7.41 |
| Appearance | solid |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.589 |
| Storage Conditions | 2~8 ℃ |
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 Triphenyl Ethoxysilane?
The CAS number of Triphenyl Ethoxysilane is 1516-80-9.
What are the molecular formula and molecular weight of Triphenyl Ethoxysilane?
Triphenyl Ethoxysilane has molecular formula C20H20OSi and molecular weight 304.458 g/mol.
What are the upstream and downstream products of Triphenyl Ethoxysilane?
For Triphenyl Ethoxysilane, Upstream Products: Ethanol, Triphenylsilane, Dichlorodiphenylsilane; Downstream Products: Ethyl benzoate, Fluorotriphenylsilane, Triphenylsilanol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Triphenyl Ethoxysilane (CAS 1516-80-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1150306-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.