3-Methyl-4-(methylthio)phenol

4-(甲硫基)间甲酚

Also known as: 4-(Methylthio)-m-cresol, 4-(Methylsulfanyl)-m-cresol, 3-Methyl-4-methylsulfanylphenol, MTMC, MMTP, P-METHYLMERCAPTO-M-CRESOL, USAF MA-17, Phenol, 3-methyl-4-(methylthio)-, QR C1 DS1, Methylthiomethylphenol

3-Methyl-4-(methylthio)phenol (CAS 3120-74-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H10OS and a molecular weight of 154.229 g/mol. It is also known as 4-(Methylthio)-m-cresol, 4-(Methylsulfanyl)-m-cresol and 3-Methyl-4-methylsulfanylphenol. Key properties include a melting point of 56-60°C, a boiling point of 263.5±33.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 128.7±24.1 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3120-74-9
Jingsj CID: J-1990833-3
Molecular Formula: C₈H₁₀OS
Chinese Name: 4-(甲硫基)间甲酚
Molecular Weight: 154.229 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	56-60°C
Boiling Point	263.5±33.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	128.7±24.1 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-Methyl-4-(methylthio)phenol?

The CAS number of 3-Methyl-4-(methylthio)phenol is 3120-74-9.

What are the molecular formula and molecular weight of 3-Methyl-4-(methylthio)phenol?

3-Methyl-4-(methylthio)phenol has molecular formula C8H10OS and molecular weight 154.229 g/mol.

Is 3-Methyl-4-(methylthio)phenol hazardous?

3-Methyl-4-(methylthio)phenol has GHS signal word Danger.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-Methyl-4-(methylthio)phenol (CAS 3120-74-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990833-3 (accessed 2026-10-24).

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