3-[4-(Methylthio)phenoxy]propionic acid

Also known as: 3-[4-(Methylthio)phenoxy]propanoic acid, 3-(4-Methylsulfanylphenoxy)propanoic acid, Propanoic acid, 3-[4-(methylthio)phenoxy]-, 3-[4-(Methylthio)phenoxy]propionic Acid

3-[4-(Methylthio)phenoxy]propionic acid (CAS 18333-20-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H12O3S and a molecular weight of 212.26500 g/mol. Key properties include a boiling point of 352ºC at 760 mmHg, a density of 1.24g/cm3 and a flash point of 166.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 18333-20-5
Jingsj CID: J-982481-1
Molecular Formula: C₁₀H₁₂O₃S
Molecular Weight: 212.26500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	352ºC at 760 mmHg
Density	1.24g/cm3
Flash Point	166.7ºC
Exact Mass	212.05100
PSA	71.83000
LogP	2.26200
Vapor Pressure	1.47E-05mmHg at 25°C
Refractive Index	1.579

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. 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-[4-(Methylthio)phenoxy]propionic acid?

The CAS number of 3-[4-(Methylthio)phenoxy]propionic acid is 18333-20-5.

What are the molecular formula and molecular weight of 3-[4-(Methylthio)phenoxy]propionic acid?

3-[4-(Methylthio)phenoxy]propionic acid has molecular formula C10H12O3S and molecular weight 212.26500 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-[4-(Methylthio)phenoxy]propionic acid (CAS 18333-20-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-982481-1 (accessed 2026-11-09).

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