2-Mercapto-4-methylpyrimidine hydrochloride

2-巯基-4-甲基嘧啶盐酸盐

Also known as: 4-Methyl-2-pyrimidinethiol hydrochloride, 4-Methyl-1H-pyrimidin-2-thione hydrochloride, 2-Mercapto-4-methylpyrimidine HCl, 2-Mercapto-4-methylpyrimidine hydrochloride (1:1), 4-Methyl-2(1H)-pyrimidinethione hydrochloride, 6-methyl-1H-pyrimidine-2-thione hydrochloride, EINECS 230-152-5, MFCD00012783, MMP HCl

2-Mercapto-4-methylpyrimidine hydrochloride (CAS 6959-66-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7ClN2S and a molecular weight of 162.641 g/mol. It is also known as 4-Methyl-2-pyrimidinethiol hydrochloride, 4-Methyl-1H-pyrimidin-2-thione hydrochloride and 2-Mercapto-4-methylpyrimidine HCl. Key properties include a melting point of 265 °C (dec.)(lit.), a boiling point of 201.7ºC at 760 mmHg, a density of 1.24 g/cm3 and a flash point of 75.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6959-66-6
Jingsj CID
J-33278-3
Molecular Formula
C5H7ClN2S
Chinese Name
2-巯基-4-甲基嘧啶盐酸盐
Molecular Weight
162.641 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point265 °C (dec.)(lit.)
Boiling Point201.7ºC at 760 mmHg
Density1.24 g/cm3
Flash Point75.8ºC

Frequently Asked Questions

What is the CAS number of 2-Mercapto-4-methylpyrimidine hydrochloride?

The CAS number of 2-Mercapto-4-methylpyrimidine hydrochloride is 6959-66-6.

What are the molecular formula and molecular weight of 2-Mercapto-4-methylpyrimidine hydrochloride?

2-Mercapto-4-methylpyrimidine hydrochloride has molecular formula C5H7ClN2S and molecular weight 162.641 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Mercapto-4-methylpyrimidine hydrochloride (CAS 6959-66-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33278-3 (accessed 2026-10-24).

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