2-Chloro-5-hydroxypyrimidine

2-氯-5-羟基嘧啶

Also known as: 2-Chloropyrimidin-5-ol, 5-Pyrimidinol, 2-chloro-, 2-Chloro-5-pyrimidinol, 2-Chloro-5-Hydroxypyrimid

2-Chloro-5-hydroxypyrimidine (CAS 4983-28-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H3ClN2O and a molecular weight of 130.532 g/mol. It is also known as 2-Chloropyrimidin-5-ol, 5-Pyrimidinol, 2-chloro- and 2-Chloro-5-pyrimidinol. Key properties include a melting point of 185 °C(dec.), a boiling point of 328.1±15.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 152.3±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4983-28-2
Jingsj CID
J-1083130-6
Molecular Formula
C4H3ClN2O
Chinese Name
2-氯-5-羟基嘧啶
Molecular Weight
130.532 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point185 °C(dec.)
Boiling Point328.1±15.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point152.3±20.4 °C

Frequently Asked Questions

What is the CAS number of 2-Chloro-5-hydroxypyrimidine?

The CAS number of 2-Chloro-5-hydroxypyrimidine is 4983-28-2.

What are the molecular formula and molecular weight of 2-Chloro-5-hydroxypyrimidine?

2-Chloro-5-hydroxypyrimidine has molecular formula C4H3ClN2O and molecular weight 130.532 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Chloro-5-hydroxypyrimidine (CAS 4983-28-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083130-6 (accessed 2026-10-22).

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