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

5-氯-1H-吡咯并[2,3-b]吡啶-3-羧酸

Also known as: 1H-Pyrrolo[2,3-b]pyridine-3-carboxylic acid, 5-chloro-, 5-Chloro-7-azaindole-3-carboxylic acid

5-Chloro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid (CAS 1203498-99-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H5ClN2O2 and a molecular weight of 196.590 g/mol. It is also known as 1H-Pyrrolo[2,3-b]pyridine-3-carboxylic acid, 5-chloro- and 5-Chloro-7-azaindole-3-carboxylic acid. Key properties include a boiling point of 473.4±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 240.1±26.5 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1203498-99-0
Jingsj CID
J-1144516-2
Molecular Formula
C8H5ClN2O2
Chinese Name
5-氯-1H-吡咯并[2,3-b]吡啶-3-羧酸
Molecular Weight
196.590 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point473.4±37.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point240.1±26.5 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

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

The CAS number of 5-Chloro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid is 1203498-99-0.

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

5-Chloro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid has molecular formula C8H5ClN2O2 and molecular weight 196.590 g/mol.

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

5-Chloro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid 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-3-carboxylic acid (CAS 1203498-99-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1144516-2 (accessed 2026-10-23).

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