5-Chloro-1H-pyrrolo[2,3-b]pyridine

5-氯-1H-吡咯并[2,3-b]吡啶

Also known as: 5-Chloro-7-azaindole, 1H-Pyrrolo[2,3-b]pyridine, 5-chloro-, 5-Chloro-1H-pyrrolo[2,3-b]pyridine (CPP)

5-Chloro-1H-pyrrolo[2,3-b]pyridine (CAS 866546-07-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5ClN2 and a molecular weight of 152.58 g/mol. It is also known as 5-Chloro-7-azaindole, 1H-Pyrrolo[2,3-b]pyridine, 5-chloro- and 5-Chloro-1H-pyrrolo[2,3-b]pyridine (CPP). Key properties include a melting point of 161-162ºC, a boiling point of 290.5±20.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 157.1±7.4 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
866546-07-8
Jingsj CID
J-1958539-0
Molecular Formula
C7H5ClN2
Chinese Name
5-氯-1H-吡咯并[2,3-b]吡啶
Molecular Weight
152.58 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point161-162ºC
Boiling Point290.5±20.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point157.1±7.4 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Chloro-1H-pyrrolo[2,3-b]pyridine?

The CAS number of 5-Chloro-1H-pyrrolo[2,3-b]pyridine is 866546-07-8.

What are the molecular formula and molecular weight of 5-Chloro-1H-pyrrolo[2,3-b]pyridine?

5-Chloro-1H-pyrrolo[2,3-b]pyridine has molecular formula C7H5ClN2 and molecular weight 152.58 g/mol.

Is 5-Chloro-1H-pyrrolo[2,3-b]pyridine hazardous?

5-Chloro-1H-pyrrolo[2,3-b]pyridine 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. "5-Chloro-1H-pyrrolo[2,3-b]pyridine (CAS 866546-07-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958539-0 (accessed 2026-10-22).

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