2,4-Dichloro-5-(methylthio)pyrimidine

2,4-二氯-5-甲硫基嘧啶

Also known as: 2,4-Dichloro-5-(methylsulfanyl)pyrimidine, 2,4-Dichloro-5-(methylthio)pyrimidine, 1,3-Dichloro-4-(methylthio)pyrimidine, 2,4-Dichloro-5-(methylsulphanyl)pyrimidine, 2,4-dichloro-5-methylsulfanylpyrimidine, 2,4-dichloro-5-mercapto-pyrimidine, Pyrimidine, 2,4-dichloro-5-(methylthio)-, 2,4-dichloro-5-MethylsulfanylpyriMidine, 2,4-dicloro-5-metiltiopirimidina

2,4-Dichloro-5-(methylthio)pyrimidine (CAS 7401-98-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4Cl2N2S and a molecular weight of 195.070 g/mol. It is also known as 2,4-Dichloro-5-(methylsulfanyl)pyrimidine, 1,3-Dichloro-4-(methylthio)pyrimidine and 2,4-Dichloro-5-(methylsulphanyl)pyrimidine. Key properties include a boiling point of 282.7±25.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 124.8±23.2 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7401-98-1
Jingsj CID
J-1071559-8
Molecular Formula
C5H4Cl2N2S
Chinese Name
2,4-二氯-5-甲硫基嘧啶
Molecular Weight
195.070 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point282.7±25.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point124.8±23.2 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2,4-Dichloro-5-(methylthio)pyrimidine?

The CAS number of 2,4-Dichloro-5-(methylthio)pyrimidine is 7401-98-1.

What are the molecular formula and molecular weight of 2,4-Dichloro-5-(methylthio)pyrimidine?

2,4-Dichloro-5-(methylthio)pyrimidine has molecular formula C5H4Cl2N2S and molecular weight 195.070 g/mol.

Is 2,4-Dichloro-5-(methylthio)pyrimidine hazardous?

2,4-Dichloro-5-(methylthio)pyrimidine has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "2,4-Dichloro-5-(methylthio)pyrimidine (CAS 7401-98-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1071559-8 (accessed 2026-10-25).

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