Bis(trimethylsilyloxy)methylmethoxysilane
Also known as: Bis(trimethylsiloxy)methylmethoxysilane, Bis(trimethylsilyloxy)methylmethoxysilane, 3-Methoxy-1,1,1,3,5,5,5-heptamethyltrisiloxane, 1,1,1,3,5,5,5-Heptamethyl-3-methoxytrisiloxane, DK896, DKSI069, MeSi(OMe)(OSiMe3)2, bis(trimethylsilyloxy)methyl-methoxysilicon
Bis(trimethylsilyloxy)methylmethoxysilane (CAS 7671-19-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H24O3Si3 and a molecular weight of 252.531 g/mol. Key properties include a boiling point of 187.3±50.0 °C at 760 mmHg, a density of 0.862 and a flash point of 67.1±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 7671-19-4
- Jingsj CID
- J-1010389-6
- Molecular Formula
- C8H24O3Si3
- Molecular Weight
- 252.531 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 187.3±50.0 °C at 760 mmHg |
|---|---|
| Density | 0.862 |
| Flash Point | 67.1±30.1 °C |
| Exact Mass | 252.103317 |
| PSA | 27.69000 |
| LogP | 2.90450 |
| Vapor Pressure | 0.9±0.3 mmHg at 25°C |
| Refractive Index | 1.38832 |
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Bis(trimethylsilyloxy)methylmethoxysilane?
The CAS number of Bis(trimethylsilyloxy)methylmethoxysilane is 7671-19-4.
What are the molecular formula and molecular weight of Bis(trimethylsilyloxy)methylmethoxysilane?
Bis(trimethylsilyloxy)methylmethoxysilane has molecular formula C8H24O3Si3 and molecular weight 252.531 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Bis(trimethylsilyloxy)methylmethoxysilane (CAS 7671-19-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1010389-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.