4-Chloropicolinohydrazide

4-氯吡啶-2-甲酰肼

Also known as: 4-Chloropyridine-2-carbohydrazide, 4-Chloro-2-(hydrazinecarbonyl)pyridine, 4-Chloropicolinic acid hydrazide, 2-Pyridinecarboxylic acid, 4-chloro-, hydrazide (9ci)

4-Chloropicolinohydrazide (CAS 73771-11-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6ClN3O and a molecular weight of 171.58400 g/mol. It is also known as 4-Chloropyridine-2-carbohydrazide, 4-Chloro-2-(hydrazinecarbonyl)pyridine and 4-Chloropicolinic acid hydrazide. Key properties include a melting point of 165-167ºC and a density of 1.404g/cm3. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
73771-11-6
Jingsj CID
J-1499288-1
Molecular Formula
C6H6ClN3O
Chinese Name
4-氯吡啶-2-甲酰肼
Molecular Weight
171.58400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165-167ºC
Density1.404g/cm3

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-Chloropicolinohydrazide?

The CAS number of 4-Chloropicolinohydrazide is 73771-11-6.

What are the molecular formula and molecular weight of 4-Chloropicolinohydrazide?

4-Chloropicolinohydrazide has molecular formula C6H6ClN3O and molecular weight 171.58400 g/mol.

Is 4-Chloropicolinohydrazide hazardous?

4-Chloropicolinohydrazide has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-Chloropicolinohydrazide (CAS 73771-11-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499288-1 (accessed 2026-10-22).

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