Jingsj
.mol.sdf

1-Iodo-2-(trimethylsilyl)acetylene

1-碘-2-三甲基硅基乙炔

Also known as: (Iodoethynyl)trimethylsilane, 1-iodo-2-trimethylsilylethyne, 2-iodoethynyl(trimethyl)silane, Silane, (2-iodoethynyl)trimethyl-, MFCD00274201

1-Iodo-2-(trimethylsilyl)acetylene (CAS 18163-47-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H9ISi and a molecular weight of 224.115 g/mol. It is also known as (Iodoethynyl)trimethylsilane, 1-iodo-2-trimethylsilylethyne and 2-iodoethynyl(trimethyl)silane. Key properties include a boiling point of 156.4±9.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 48.4±18.7 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18163-47-8
Jingsj CID
J-20812-3
Molecular Formula
C5H9ISi
Chinese Name
1-碘-2-三甲基硅基乙炔
Molecular Weight
224.115 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point156.4±9.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point48.4±18.7 °C

GHS Safety & Compliance

Flammable / Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of 1-Iodo-2-(trimethylsilyl)acetylene?

The CAS number of 1-Iodo-2-(trimethylsilyl)acetylene is 18163-47-8.

What are the molecular formula and molecular weight of 1-Iodo-2-(trimethylsilyl)acetylene?

1-Iodo-2-(trimethylsilyl)acetylene has molecular formula C5H9ISi and molecular weight 224.115 g/mol.

Is 1-Iodo-2-(trimethylsilyl)acetylene hazardous?

1-Iodo-2-(trimethylsilyl)acetylene has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "1-Iodo-2-(trimethylsilyl)acetylene (CAS 18163-47-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20812-3 (accessed 2026-10-24).

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