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2,6-Dichloropurine

Also known as: 2,6-dichloro-9H-purine, 2,6-dichloro-1H-purine, 2,6-dichloro-7H-purine, 1H-Purine, 2,6-dichloro-, 7H-Purine, 2,6-dichloro-, 9H-Purine, 2,6-dichloro-, Dichloropurine

2,6-Dichloropurine (CAS 5451-40-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2Cl2N4 and a molecular weight of 189.00 g/mol. Key properties include a melting point of 185-195 °C (dec.)(lit.), a boiling point of 405.4±27.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 231.3±9.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5451-40-1
Jingsj CID
J-48432-2
Molecular Formula
C5H2Cl2N4
Molecular Weight
189.00 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point185-195 °C (dec.)(lit.)
Boiling Point405.4±27.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point231.3±9.3 °C
Exact Mass187.965652
PSA54.46000
LogP1.01
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.742
Additional Propertysoluble

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,6-Dichloropurine?

The CAS number of 2,6-Dichloropurine is 5451-40-1.

What are the molecular formula and molecular weight of 2,6-Dichloropurine?

2,6-Dichloropurine has molecular formula C5H2Cl2N4 and molecular weight 189.00 g/mol.

What are the upstream and downstream products of 2,6-Dichloropurine?

For 2,6-Dichloropurine, Upstream Products: Xanthine, 2-Amino-6-chloropurine, Isoamyl nitrite; Downstream Products: 2-Chloro-9-isopropyl-N-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-9H-purin-6-amine, Cladribine, 2,6-Dichloropurine-2'-deoxyriboside.

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

Last updated:

How to cite: Jingsj. "2,6-Dichloropurine (CAS 5451-40-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48432-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.