5-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2,3-dione

5-溴-1-甲基-1H-吡咯并[2,3-b]吡啶-2,3-二酮

Also known as: 5-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2,3-dione, 5-Bromo-1-methylpyrrolo[2,3-b]pyridine-2,3-dione, 1H-Pyrrolo[2,3-b]pyridine-2,3-dione, 5-bromo-1-methyl-, 5-bromo-1-methyl-1H,2H,3H-pyrrolo[2,3-b]pyridine-2,3-dione

5-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2,3-dione (CAS 1173721-45-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H5BrN2O2 and a molecular weight of 241.042 g/mol. It is also known as 5-Bromo-1-methylpyrrolo[2,3-b]pyridine-2,3-dione, 1H-Pyrrolo[2,3-b]pyridine-2,3-dione, 5-bromo-1-methyl- and 5-bromo-1-methyl-1H,2H,3H-pyrrolo[2,3-b]pyridine-2,3-dione. Key properties include a boiling point of 380.8±52.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 184.1±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1173721-45-3
Jingsj CID
J-1521876-0
Molecular Formula
C8H5BrN2O2
Chinese Name
5-溴-1-甲基-1H-吡咯并[2,3-b]吡啶-2,3-二酮
Molecular Weight
241.042 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point380.8±52.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point184.1±30.7 °C

Frequently Asked Questions

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

The CAS number of 5-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2,3-dione is 1173721-45-3.

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

5-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2,3-dione has molecular formula C8H5BrN2O2 and molecular weight 241.042 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2,3-dione (CAS 1173721-45-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521876-0 (accessed 2026-10-24).

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