1-(Phenylethynyl)-1-cyclohexanol

1-(苯基乙炔基)-1-环己醇

Also known as: 1-(2-phenylethynyl)-1-cyclohexanol, 1-(2-phenylethynyl)cyclohexan-1-ol, 1-(Phenylethynyl)cyclohexane-1-ol, 1-(Phenylethynyl)cyclohexyl alcohol, 1-Phenyl-2-(1-hydroxycyclohexyl)acetylene, 1-Phenylethynyl-cyclohexanol, Cyclohexanol, 1-(2-phenylethynyl)-

1-(Phenylethynyl)-1-cyclohexanol (CAS 20109-09-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C14H16O and a molecular weight of 200.27600 g/mol. It is also known as 1-(2-phenylethynyl)-1-cyclohexanol, 1-(2-phenylethynyl)cyclohexan-1-ol and 1-(Phenylethynyl)cyclohexane-1-ol. Key properties include a melting point of 60-62ºC, a boiling point of 337.7ºC at 760mmHg, a density of 1.08g/cm3 and a flash point of 155.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20109-09-5
Jingsj CID: J-8910-8
Molecular Formula: C₁₄H₁₆O
Chinese Name: 1-(苯基乙炔基)-1-环己醇
Molecular Weight: 200.27600 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	60-62ºC
Boiling Point	337.7ºC at 760mmHg
Density	1.08g/cm3
Flash Point	155.8ºC

Frequently Asked Questions

What is the CAS number of 1-(Phenylethynyl)-1-cyclohexanol?

The CAS number of 1-(Phenylethynyl)-1-cyclohexanol is 20109-09-5.

What are the molecular formula and molecular weight of 1-(Phenylethynyl)-1-cyclohexanol?

1-(Phenylethynyl)-1-cyclohexanol has molecular formula C14H16O and molecular weight 200.27600 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-(Phenylethynyl)-1-cyclohexanol (CAS 20109-09-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8910-8 (accessed 2026-10-23).

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