Tetradecamethylcycloheptasiloxane
Also known as: 2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-1,3,5,7,9,11,13-heptaoxa-2,4,6,8,10,12,14-heptasilacyclotetradecane, Cycloheptasiloxane, tetradecamethyl-, EINECS 203-496-9, Simethicone Impurity 17, Tetradecamethylcycloheptasiloxane in Acetone, Tetradecamethylcyclotetradecaneheptasiloxane
Tetradecamethylcycloheptasiloxane (CAS 107-50-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H42O7Si7 and a molecular weight of 519.07800 g/mol. Key properties include a melting point of -32 °C, a boiling point of 336.5ºC at 760mmHg, a density of 0.97g/cm3 and a flash point of 150.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 107-50-6
- Jingsj CID
- J-1992691-1
- Molecular Formula
- C14H42O7Si7
- Molecular Weight
- 519.07800 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -32 °C |
|---|---|
| Boiling Point | 336.5ºC at 760mmHg |
| Density | 0.97g/cm3 |
| Flash Point | 150.7ºC |
| Exact Mass | 518.13200 |
| PSA | 64.61000 |
| LogP | 5.02880 |
| Vapor Pressure | 0.000217mmHg at 25°C |
| Refractive Index | 1.432 |
Frequently Asked Questions
What is the CAS number of Tetradecamethylcycloheptasiloxane?
The CAS number of Tetradecamethylcycloheptasiloxane is 107-50-6.
What are the molecular formula and molecular weight of Tetradecamethylcycloheptasiloxane?
Tetradecamethylcycloheptasiloxane has molecular formula C14H42O7Si7 and molecular weight 519.07800 g/mol.
What are the upstream and downstream products of Tetradecamethylcycloheptasiloxane?
For Tetradecamethylcycloheptasiloxane, Upstream Products: Dichlorodimethylsilane, 1,1,3,3-Tetramethyl-1,3-dioctyldisiloxane, Methyl bromide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tetradecamethylcycloheptasiloxane (CAS 107-50-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992691-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.