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4-chloro-3-nitro-1H-pyrrolo[2,3-b]pyridine

4-氯-3-硝基-1H-吡咯并[2,3-b]吡啶

Also known as: 4-chloro-3-nitro-7-azaindole, 1H-pyrrolo[2,3-b]pyridine, 4-chloro-3-nitro-, 4-chlor-3-nitro-1H-pyrrolo[2,3-b]pyridin, 1H-PYRROLO[2,3-B]PYRIDINE,4-CHLORO-3-NITRO

4-chloro-3-nitro-1H-pyrrolo[2,3-b]pyridine (CAS 918519-53-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H4ClN3O2 and a molecular weight of 197.579 g/mol. It is also known as 4-chloro-3-nitro-7-azaindole, 1H-pyrrolo[2,3-b]pyridine, 4-chloro-3-nitro- and 4-chlor-3-nitro-1H-pyrrolo[2,3-b]pyridin. Key properties include a boiling point of 395.6±37.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 193.0±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
918519-53-6
Jingsj CID
J-1498696-3
Molecular Formula
C7H4ClN3O2
Chinese Name
4-氯-3-硝基-1H-吡咯并[2,3-b]吡啶
Molecular Weight
197.579 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point395.6±37.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point193.0±26.5 °C

Frequently Asked Questions

What is the CAS number of 4-chloro-3-nitro-1H-pyrrolo[2,3-b]pyridine?

The CAS number of 4-chloro-3-nitro-1H-pyrrolo[2,3-b]pyridine is 918519-53-6.

What are the molecular formula and molecular weight of 4-chloro-3-nitro-1H-pyrrolo[2,3-b]pyridine?

4-chloro-3-nitro-1H-pyrrolo[2,3-b]pyridine has molecular formula C7H4ClN3O2 and molecular weight 197.579 g/mol.

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

Last updated:

How to cite: Jingsj. "4-chloro-3-nitro-1H-pyrrolo[2,3-b]pyridine (CAS 918519-53-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498696-3 (accessed 2026-10-22).

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