2-(Prop-2-yn-1-ylsulfanyl)ethanol

2-(2-丙炔基硫代)乙醇

Also known as: 2-(prop-2-ynylthio)ethanol, 2-prop-2-ynylsulfanylethanol, 2-prop-2-ynylsulfanyl-ethanol, sulfure de propalgyre et d'ethanol-2, Ethanol, 2-(2-propyn-1-ylthio)-

2-(Prop-2-yn-1-ylsulfanyl)ethanol (CAS 5309-77-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C5H8OS and a molecular weight of 116.18100 g/mol. It is also known as 2-(prop-2-ynylthio)ethanol, 2-prop-2-ynylsulfanylethanol and 2-prop-2-ynylsulfanyl-ethanol. Key properties include a boiling point of 211.2ºC at 760 mmHg, a density of 1.092g/cm3 and a flash point of 103.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5309-77-3
Jingsj CID
J-1333711-9
Molecular Formula
C5H8OS
Chinese Name
2-(2-丙炔基硫代)乙醇
Molecular Weight
116.18100 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point211.2ºC at 760 mmHg
Density1.092g/cm3
Flash Point103.5ºC

Frequently Asked Questions

What is the CAS number of 2-(Prop-2-yn-1-ylsulfanyl)ethanol?

The CAS number of 2-(Prop-2-yn-1-ylsulfanyl)ethanol is 5309-77-3.

What are the molecular formula and molecular weight of 2-(Prop-2-yn-1-ylsulfanyl)ethanol?

2-(Prop-2-yn-1-ylsulfanyl)ethanol has molecular formula C5H8OS and molecular weight 116.18100 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(Prop-2-yn-1-ylsulfanyl)ethanol (CAS 5309-77-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1333711-9 (accessed 2026-10-24).

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