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3-(ethylthio)propanol

Also known as: 1-Propanol, 3-(ethylthio)-, 3-(Ethylthio)-1-propanol, 3-ethylsulfanylpropan-1-ol, Ethyl 3-(hydroxypropyl) sulphide, Ethyl 3-hydroxypropyl sulfide, 3-ethylthiopropan-1-ol, 3-(ethylthio)-1-propanol

3-(ethylthio)propanol (CAS 18721-61-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C5H12OS and a molecular weight of 120.21300 g/mol. Key properties include a boiling point of 103ºC(15 torr), a density of 0.992 and a flash point of 75ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18721-61-4
Jingsj CID
J-37988-4
Molecular Formula
C5H12OS
Molecular Weight
120.21300 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point103ºC(15 torr)
Density0.992
Flash Point75ºC
Exact Mass120.06100
PSA45.53000
LogP1.12190
Vapor Pressure0.394mmHg at 25°C
Refractive Index1.483

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-(ethylthio)propanol?

The CAS number of 3-(ethylthio)propanol is 18721-61-4.

What are the molecular formula and molecular weight of 3-(ethylthio)propanol?

3-(ethylthio)propanol has molecular formula C5H12OS and molecular weight 120.21300 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(ethylthio)propanol (CAS 18721-61-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37988-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.