Cyclotrimethylenedimethylsilane

Also known as: 1,1-Dimethylsilacyclobutane, 1,1-Dimethylsiletane, 1,1-Dimethyl-1-silacyclobutane, 1,1-Dimethyl-1-silacylobutane, Dimethyltrimethylenesilane, Silacyclobutane, 1,1-dimethyl-, 1,1-Dimethylsiletidine

Cyclotrimethylenedimethylsilane (CAS 2295-12-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H12Si and a molecular weight of 100.23400 g/mol. Key properties include a melting point of <0ºC, a boiling point of 82ºC, a density of 0.78g/cm3 and a flash point of -5°C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.: 2295-12-7
Jingsj CID: J-1359398-1
Molecular Formula: C₅H₁₂Si
Molecular Weight: 100.23400 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 11/3/2026

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Physicochemical Properties

Melting Point	<0ºC
Boiling Point	82ºC
Density	0.78g/cm3
Flash Point	-5°C
Exact Mass	100.07100
LogP	2.09850
Vapor Pressure	89.7mmHg at 25°C
Refractive Index	n20/D 1.428

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 Cyclotrimethylenedimethylsilane?

The CAS number of Cyclotrimethylenedimethylsilane is 2295-12-7.

What are the molecular formula and molecular weight of Cyclotrimethylenedimethylsilane?

Cyclotrimethylenedimethylsilane has molecular formula C5H12Si and molecular weight 100.23400 g/mol.

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

Last updated: 11/3/2026

How to cite: Jingsj. "Cyclotrimethylenedimethylsilane (CAS 2295-12-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1359398-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.