2-chloro-6-bromo-3,4-diaminopyridine

2-氯-6-溴-3,4-二氨基吡啶

Also known as: 3,4-Pyridinediamine, 6-bromo-2-chloro-, 6-bromo-2-chloropyridine-3,4-diamine

2-chloro-6-bromo-3,4-diaminopyridine (CAS 1639978-21-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5BrClN3 and a molecular weight of 222.473 g/mol. It is also known as 3,4-Pyridinediamine, 6-bromo-2-chloro- and 6-bromo-2-chloropyridine-3,4-diamine. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1639978-21-4
Jingsj CID: J-1626876-6
Molecular Formula: C₅H₅BrClN₃
Chinese Name: 2-氯-6-溴-3,4-二氨基吡啶
Molecular Weight: 222.473 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-chloro-6-bromo-3,4-diaminopyridine?

The CAS number of 2-chloro-6-bromo-3,4-diaminopyridine is 1639978-21-4.

What are the molecular formula and molecular weight of 2-chloro-6-bromo-3,4-diaminopyridine?

2-chloro-6-bromo-3,4-diaminopyridine has molecular formula C5H5BrClN3 and molecular weight 222.473 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-chloro-6-bromo-3,4-diaminopyridine (CAS 1639978-21-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1626876-6 (accessed 2026-10-25).

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