2-bromo-7-iodo-5H-pyrrolo[2,3-b]pyrazine

2-溴-7-碘-5H-吡咯并[2,3-b]吡嗪

Also known as: 5-Bromo-3-iodo-4,7-diazaindole, 2-bromo-7-iodo-4H-pyrrolo[2,3-b]pyrazine, 5H-Pyrrolo[2,3-b]pyrazine, 2-bromo-7-iodo-

2-bromo-7-iodo-5H-pyrrolo[2,3-b]pyrazine (CAS 875781-44-5) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H3BrIN3 and a molecular weight of 323.917 g/mol. It is also known as 5-Bromo-3-iodo-4,7-diazaindole, 2-bromo-7-iodo-4H-pyrrolo[2,3-b]pyrazine and 5H-Pyrrolo[2,3-b]pyrazine, 2-bromo-7-iodo-. Key properties include a boiling point of 395.9±37.0 °C at 760 mmHg, a density of 2.6±0.1 g/cm3 and a flash point of 193.2±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
875781-44-5
Jingsj CID
J-1523252-0
Molecular Formula
C6H3BrIN3
Chinese Name
2-溴-7-碘-5H-吡咯并[2,3-b]吡嗪
Molecular Weight
323.917 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point395.9±37.0 °C at 760 mmHg
Density2.6±0.1 g/cm3
Flash Point193.2±26.5 °C

Frequently Asked Questions

What is the CAS number of 2-bromo-7-iodo-5H-pyrrolo[2,3-b]pyrazine?

The CAS number of 2-bromo-7-iodo-5H-pyrrolo[2,3-b]pyrazine is 875781-44-5.

What are the molecular formula and molecular weight of 2-bromo-7-iodo-5H-pyrrolo[2,3-b]pyrazine?

2-bromo-7-iodo-5H-pyrrolo[2,3-b]pyrazine has molecular formula C6H3BrIN3 and molecular weight 323.917 g/mol.

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

Last updated:

How to cite: Jingsj. "2-bromo-7-iodo-5H-pyrrolo[2,3-b]pyrazine (CAS 875781-44-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523252-0 (accessed 2026-10-22).

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