2-Amino-6-chloro-4-pyrimidinol hydrate

2-氨基-6-氯-4-嘧啶醇水合物

Also known as: 2-Amino-6-chloropyrimidin-4-ol hydrate, 2-Amino-6-chloro-4-pyrimidinol monohydrate, 4(1H)-Pyrimidinone, 2-amino-6-chloro-, hydrate (9CI), 2-Amino-4-chloro-6-hydroxypyrimidine hydrate, 2-Amino-6-chloro-4(1H)-pyrimidinone hydrate

2-Amino-6-chloro-4-pyrimidinol hydrate (CAS 206658-81-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H6ClN3O2 and a molecular weight of 163.56200 g/mol. It is also known as 2-Amino-6-chloropyrimidin-4-ol hydrate, 2-Amino-6-chloro-4-pyrimidinol monohydrate and 4(1H)-Pyrimidinone, 2-amino-6-chloro-, hydrate (9CI). Key properties include a melting point of 252ºC (dec.)(lit.), a boiling point of 259.1ºC at 760mmHg, a density of 1.79g/cm3 and a flash point of 110.5ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
206658-81-3
Jingsj CID
J-30621-2
Molecular Formula
C4H6ClN3O2
Chinese Name
2-氨基-6-氯-4-嘧啶醇水合物
Molecular Weight
163.56200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point252ºC (dec.)(lit.)
Boiling Point259.1ºC at 760mmHg
Density1.79g/cm3
Flash Point110.5ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Amino-6-chloro-4-pyrimidinol hydrate?

The CAS number of 2-Amino-6-chloro-4-pyrimidinol hydrate is 206658-81-3.

What are the molecular formula and molecular weight of 2-Amino-6-chloro-4-pyrimidinol hydrate?

2-Amino-6-chloro-4-pyrimidinol hydrate has molecular formula C4H6ClN3O2 and molecular weight 163.56200 g/mol.

Is 2-Amino-6-chloro-4-pyrimidinol hydrate hazardous?

2-Amino-6-chloro-4-pyrimidinol hydrate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2-Amino-6-chloro-4-pyrimidinol hydrate (CAS 206658-81-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30621-2 (accessed 2026-10-23).

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