6-Chloronicotinoyl chloride hydrochloride

6-氯烟酰氯盐酸盐

Also known as: 6-Chloronicotinoyl chloride hydrochloride, 6-chloropyridine-3-carbonyl chloride hydrochloride, 2-chloropyridine-5-carbonyl chloride hydrochloride, 3-Pyridinecarbonyl chloride, 6-chloro-, hydrochloride (1:1), 6-Chloro-3-pyridylcarbonyl chloride hydrochloride, 6-Chloronicotinic acid chloride hydrochloride, 6-Chlorpyridin-3-carbonylchlorid

6-Chloronicotinoyl chloride hydrochloride (CAS 66608-11-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H3Cl2NO and a molecular weight of 176.000 g/mol. It is also known as 6-chloropyridine-3-carbonyl chloride hydrochloride, 2-chloropyridine-5-carbonyl chloride hydrochloride and 3-Pyridinecarbonyl chloride, 6-chloro-, hydrochloride (1:1). Key properties include a melting point of 48-51ºC(lit.), a boiling point of 246.2±20.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 102.7±21.8 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66608-11-5
Jingsj CID
J-987-4
Molecular Formula
C6H3Cl2NO
Chinese Name
6-氯烟酰氯盐酸盐
Molecular Weight
176.000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point48-51ºC(lit.)
Boiling Point246.2±20.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point102.7±21.8 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 6-Chloronicotinoyl chloride hydrochloride?

The CAS number of 6-Chloronicotinoyl chloride hydrochloride is 66608-11-5.

What are the molecular formula and molecular weight of 6-Chloronicotinoyl chloride hydrochloride?

6-Chloronicotinoyl chloride hydrochloride has molecular formula C6H3Cl2NO and molecular weight 176.000 g/mol.

Is 6-Chloronicotinoyl chloride hydrochloride hazardous?

6-Chloronicotinoyl chloride hydrochloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "6-Chloronicotinoyl chloride hydrochloride (CAS 66608-11-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-987-4 (accessed 2026-10-23).

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