2,4-Dichloropyrido[3,2-d]pyrimidine

Also known as: Pyrido[3,2-d]pyrimidine, 2,4-dichloro-, 2,4-dichloropyrido[3,2-d]pyrimidine

2,4-Dichloropyrido[3,2-d]pyrimidine (CAS 39551-54-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H3Cl2N3 and a molecular weight of 200.025 g/mol. Key properties include a melting point of 168-169ºC, a boiling point of 286.1±22.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 154.2±7.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 39551-54-7
Jingsj CID: J-1523358-6
Molecular Formula: C₇H₃Cl₂N₃
Molecular Weight: 200.025 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	168-169ºC
Boiling Point	286.1±22.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	154.2±7.9 °C
Exact Mass	198.970398
PSA	38.67000
LogP	1.24
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.682

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. 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 2,4-Dichloropyrido[3,2-d]pyrimidine?

The CAS number of 2,4-Dichloropyrido[3,2-d]pyrimidine is 39551-54-7.

What are the molecular formula and molecular weight of 2,4-Dichloropyrido[3,2-d]pyrimidine?

2,4-Dichloropyrido[3,2-d]pyrimidine has molecular formula C7H3Cl2N3 and molecular weight 200.025 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,4-Dichloropyrido[3,2-d]pyrimidine (CAS 39551-54-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523358-6 (accessed 2026-11-09).

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