2-Methyl-4-trimethylsilyl-1-buten-3-yne

2-甲基-4-三甲基硅基-1-丁烯-3-炔

Also known as: Trimethyl(3-methylbut-3-en-1-ynyl)silane, 3-Methylene-1-(trimethylsilyl)-1-butyne, 1-(Trimethylsilyl)-3-methylbut-3-en-1-yne, 4-Trimethylsilyl-2-methyl-but-1-ene-3-yne, Silane, trimethyl(3-methyl-3-buten-1-yn-1-yl)-, MFCD00190206

2-Methyl-4-trimethylsilyl-1-buten-3-yne (CAS 18387-60-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H14Si and a molecular weight of 138.28200 g/mol. It is also known as Trimethyl(3-methylbut-3-en-1-ynyl)silane, 3-Methylene-1-(trimethylsilyl)-1-butyne and 1-(Trimethylsilyl)-3-methylbut-3-en-1-yne. Key properties include a boiling point of 3215ºC, a density of 0.77 and a flash point of 30.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18387-60-5
Jingsj CID
J-35649-7
Molecular Formula
C8H14Si
Chinese Name
2-甲基-4-三甲基硅基-1-丁烯-3-炔
Molecular Weight
138.28200 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point3215ºC
Density0.77
Flash Point30.8ºC

Frequently Asked Questions

What is the CAS number of 2-Methyl-4-trimethylsilyl-1-buten-3-yne?

The CAS number of 2-Methyl-4-trimethylsilyl-1-buten-3-yne is 18387-60-5.

What are the molecular formula and molecular weight of 2-Methyl-4-trimethylsilyl-1-buten-3-yne?

2-Methyl-4-trimethylsilyl-1-buten-3-yne has molecular formula C8H14Si and molecular weight 138.28200 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Methyl-4-trimethylsilyl-1-buten-3-yne (CAS 18387-60-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35649-7 (accessed 2026-10-22).

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