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4-[(Trimethylsilyl)ethynyl]phenol

(4-羟苯炔基)三甲基硅烷

Also known as: 4-((Trimethylsilyl)ethynyl)phenol, 1-(4-hydroxyphenyl)-2-trimethylsilylacetylene, 2-(4-hydroxyphenyl)-1-trimethylsilylacetylene, 4-(2-trimethylsilylethynyl)phenol, 4-TMSE-phenol, Phenol, 4-[2-(trimethylsilyl)ethynyl]-

4-[(Trimethylsilyl)ethynyl]phenol (CAS 88075-18-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H14OSi and a molecular weight of 190.314 g/mol. It is also known as 4-((Trimethylsilyl)ethynyl)phenol, 1-(4-hydroxyphenyl)-2-trimethylsilylacetylene and 2-(4-hydroxyphenyl)-1-trimethylsilylacetylene. Key properties include a boiling point of 251.7±32.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 106.0±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
88075-18-7
Jingsj CID
J-1429937-5
Molecular Formula
C11H14OSi
Chinese Name
(4-羟苯炔基)三甲基硅烷
Molecular Weight
190.314 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point251.7±32.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point106.0±25.1 °C

Frequently Asked Questions

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

The CAS number of 4-[(Trimethylsilyl)ethynyl]phenol is 88075-18-7.

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

4-[(Trimethylsilyl)ethynyl]phenol has molecular formula C11H14OSi and molecular weight 190.314 g/mol.

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

Last updated:

How to cite: Jingsj. "4-[(Trimethylsilyl)ethynyl]phenol (CAS 88075-18-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1429937-5 (accessed 2026-10-22).

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