Ethyl silicate-40

聚硅酸乙酯-40

Also known as: Ethyl polysilicate, Poly(ethyl silicate), Silicic acid, ethyl ester, TES 40, Ethyl silicate polymer, ca (OSi(OC2H5)2)4-5

Ethyl silicate-40 (CAS 18954-71-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C24H60O16Si5 and a molecular weight of 745.15100 g/mol. It is also known as Ethyl polysilicate, Poly(ethyl silicate) and Silicic acid, ethyl ester. Key properties include a density of 1.06 - 1.07 g/cm3 and a flash point of 62 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18954-71-7
Jingsj CID
J-1376681-2
Molecular Formula
C24H60O16Si5
Chinese Name
聚硅酸乙酯-40
Molecular Weight
745.15100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.06 - 1.07 g/cm3
Flash Point62 °C

Frequently Asked Questions

What is the CAS number of Ethyl silicate-40?

The CAS number of Ethyl silicate-40 is 18954-71-7.

What are the molecular formula and molecular weight of Ethyl silicate-40?

Ethyl silicate-40 has molecular formula C24H60O16Si5 and molecular weight 745.15100 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Ethyl silicate-40 (CAS 18954-71-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1376681-2 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.