5-Chloro-2-hydrazinylpyridine

5-氯-2-肼基吡啶

Also known as: 2-hydrazino-5-chloropyridine, 3-chloro-6-hydrazinopyridine, 5-chloro-2-pyridylhydrazine, (5-chloropyridin-2-yl)hydrazine, 5-chloro-2-hydrazinopyridine

5-Chloro-2-hydrazinylpyridine (CAS 27032-63-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6ClN3 and a molecular weight of 143.574 g/mol. It is also known as 2-hydrazino-5-chloropyridine, 3-chloro-6-hydrazinopyridine and 5-chloro-2-pyridylhydrazine. Key properties include a melting point of 127-128ºC, a boiling point of 288.0±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 128.0±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27032-63-9
Jingsj CID
J-1615626-7
Molecular Formula
C5H6ClN3
Chinese Name
5-氯-2-肼基吡啶
Molecular Weight
143.574 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point127-128ºC
Boiling Point288.0±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point128.0±23.2 °C

Frequently Asked Questions

What is the CAS number of 5-Chloro-2-hydrazinylpyridine?

The CAS number of 5-Chloro-2-hydrazinylpyridine is 27032-63-9.

What are the molecular formula and molecular weight of 5-Chloro-2-hydrazinylpyridine?

5-Chloro-2-hydrazinylpyridine has molecular formula C5H6ClN3 and molecular weight 143.574 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Chloro-2-hydrazinylpyridine (CAS 27032-63-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1615626-7 (accessed 2026-10-25).

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