2-Chloroadenine

2-氯腺嘌呤

Also known as: 2-Chloro-6-aminopurine, 6-Amino-2-chloropurine, 2-Chloro-9H-purin-6-amine, 2-Chloro-7H-purin-6-amine, 6-Amino-2-chloro-7H-purine, 6-Amino-2-chloro-9H-purine, 2-Chloroadenine (2-Cl-Ade), Cladribine EP Impurity C, Regadenoson impurity H

2-Chloroadenine (CAS 1839-18-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4ClN5 and a molecular weight of 169.57 g/mol. It is also known as 2-Chloro-6-aminopurine, 6-Amino-2-chloropurine and 2-Chloro-9H-purin-6-amine. Key properties include a melting point of >300°C(dec), a boiling point of 485.5±27.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 247.4±23.7 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1839-18-5
Jingsj CID
J-7316-7
Molecular Formula
C5H4ClN5
Chinese Name
2-氯腺嘌呤
Molecular Weight
169.57 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>300°C(dec)
Boiling Point485.5±27.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point247.4±23.7 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Chloroadenine?

The CAS number of 2-Chloroadenine is 1839-18-5.

What are the molecular formula and molecular weight of 2-Chloroadenine?

2-Chloroadenine has molecular formula C5H4ClN5 and molecular weight 169.57 g/mol.

Is 2-Chloroadenine hazardous?

2-Chloroadenine 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-Chloroadenine (CAS 1839-18-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7316-7 (accessed 2026-10-22).

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