5-Pyrimidinethiol

5-嘧啶硫醇

Also known as: 5-Mercaptopyrimidine, 5-Pyrimidinethiol (8CI,9CI), Pyrimidine-5-thiol

5-Pyrimidinethiol (CAS 29878-64-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4N2S and a molecular weight of 112.153 g/mol. It is also known as 5-Mercaptopyrimidine, 5-Pyrimidinethiol (8CI,9CI) and Pyrimidine-5-thiol. Key properties include a boiling point of 211.6±13.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 81.8±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29878-64-6
Jingsj CID
J-1370678-2
Molecular Formula
C4H4N2S
Chinese Name
5-嘧啶硫醇
Molecular Weight
112.153 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point211.6±13.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point81.8±19.8 °C

Frequently Asked Questions

What is the CAS number of 5-Pyrimidinethiol?

The CAS number of 5-Pyrimidinethiol is 29878-64-6.

What are the molecular formula and molecular weight of 5-Pyrimidinethiol?

5-Pyrimidinethiol has molecular formula C4H4N2S and molecular weight 112.153 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Pyrimidinethiol (CAS 29878-64-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1370678-2 (accessed 2026-10-25).

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