2,4,7-Trichloropyrido[2,3-d]pyrimidine

Also known as: 2,4,7-Trichloropyrido[2,3-d]pyrimidine, Pyrido[2,3-d]pyrimidine, 2,4,7-trichloro-, 100232

2,4,7-Trichloropyrido[2,3-d]pyrimidine (CAS 938443-20-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H2Cl3N3 and a molecular weight of 234.470 g/mol. Key properties include a boiling point of 316.4±42.0°C at 760 mmHg and a density of 1.7±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 938443-20-0
Jingsj CID: J-1143168-8
Molecular Formula: C₇H₂Cl₃N₃
Molecular Weight: 234.470 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	316.4±42.0°C at 760 mmHg
Density	1.7±0.1 g/cm3
Exact Mass	232.931427
PSA	38.67000
LogP	2.35
Refractive Index	1.688

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 2,4,7-Trichloropyrido[2,3-d]pyrimidine?

The CAS number of 2,4,7-Trichloropyrido[2,3-d]pyrimidine is 938443-20-0.

What are the molecular formula and molecular weight of 2,4,7-Trichloropyrido[2,3-d]pyrimidine?

2,4,7-Trichloropyrido[2,3-d]pyrimidine has molecular formula C7H2Cl3N3 and molecular weight 234.470 g/mol.

What are the upstream and downstream products of 2,4,7-Trichloropyrido[2,3-d]pyrimidine?

For 2,4,7-Trichloropyrido[2,3-d]pyrimidine, Upstream Products: 7-chloro-1H-pyrido[2,3-d]pyrimidine-2,4-dione, 2,6-Dichloronicotinic acid, 2-Amino-6-chloronicotinamide.

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. "2,4,7-Trichloropyrido[2,3-d]pyrimidine (CAS 938443-20-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1143168-8 (accessed 2026-11-09).

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