4-[(Trimethylsilyl)ethynyl]benzonitrile

4-[(三甲基甲硅烷基)乙炔基]苄腈

Also known as: 4-(2'-trimethylsilylethynyl)benzonitrile, 4-(2-trimethylsilylethynyl)benzonitrile, 4-(trimethylsilanylethynyl)benzonitrile, 4-TRIMETHYLSILYLETHYNYLBENZONITRILE, Benzonitrile, 4-[2-(trimethylsilyl)ethynyl]-, Benzonitrile,4-[(trimethylsilyl)ethynyl], p-[(trimethylsilyl)ethynyl]benzonitrile, {(4-cyanophenyl)ethynyl}trimethylsilane

CAS No.
75867-40-2
Jingsj CID
J-1076339-9
Molecular Formula
C12H13NSi
Chinese Name
4-[(三甲基甲硅烷基)乙炔基]苄腈
Molecular Weight
199.32400 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point107-111ºC
Boiling Point266.154ºC at 760 mmHg
Density0.992g/cm3
Flash Point114.766ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-[(Trimethylsilyl)ethynyl]benzonitrile?

75867-40-2

What are the molecular formula and molecular weight of 4-[(Trimethylsilyl)ethynyl]benzonitrile?

C12H13NSi, molecular weight 199.32400 g/mol

Is 4-[(Trimethylsilyl)ethynyl]benzonitrile hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026