3-Bromopyridine-2,4-diamine

3-溴-2,4-二氨基吡啶

Also known as: 3-Bromo-2,4-diaminopyridine, 2,4-Pyridinediamine, 3-bromo-, 2,4-diamino-3-bromopyridine, 3-Bromopyridine-2,4-diamine, 3-bromopyridine-2,4-diamine

3-Bromopyridine-2,4-diamine (CAS 72921-94-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6BrN3 and a molecular weight of 188.025 g/mol. It is also known as 3-Bromo-2,4-diaminopyridine, 2,4-Pyridinediamine, 3-bromo- and 2,4-diamino-3-bromopyridine. Key properties include a boiling point of 340.7±37.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 159.8±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
72921-94-9
Jingsj CID
J-1444196-9
Molecular Formula
C5H6BrN3
Chinese Name
3-溴-2,4-二氨基吡啶
Molecular Weight
188.025 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point340.7±37.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point159.8±26.5 °C

Frequently Asked Questions

What is the CAS number of 3-Bromopyridine-2,4-diamine?

The CAS number of 3-Bromopyridine-2,4-diamine is 72921-94-9.

What are the molecular formula and molecular weight of 3-Bromopyridine-2,4-diamine?

3-Bromopyridine-2,4-diamine has molecular formula C5H6BrN3 and molecular weight 188.025 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Bromopyridine-2,4-diamine (CAS 72921-94-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1444196-9 (accessed 2026-10-24).

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