2-Methyl-1H-imidazo[4,5-b]pyrazine

2-甲基-1H-咪唑并[4,5-b]吡嗪

Also known as: 1H-Imidazo[4,5-b]pyrazine, 2-methyl-, 2-methylimidazo[4,5-b]pyrazine, NSC 151668

2-Methyl-1H-imidazo[4,5-b]pyrazine (CAS 38956-46-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N4 and a molecular weight of 134.13900 g/mol. It is also known as 1H-Imidazo[4,5-b]pyrazine, 2-methyl-, 2-methylimidazo[4,5-b]pyrazine and NSC 151668. Key properties include a boiling point of 377.6ºC at 760mmHg, a density of 1.371g/cm3 and a flash point of 193.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38956-46-6
Jingsj CID
J-1492997-1
Molecular Formula
C6H6N4
Chinese Name
2-甲基-1H-咪唑并[4,5-b]吡嗪
Molecular Weight
134.13900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point377.6ºC at 760mmHg
Density1.371g/cm3
Flash Point193.2ºC

Frequently Asked Questions

What is the CAS number of 2-Methyl-1H-imidazo[4,5-b]pyrazine?

The CAS number of 2-Methyl-1H-imidazo[4,5-b]pyrazine is 38956-46-6.

What are the molecular formula and molecular weight of 2-Methyl-1H-imidazo[4,5-b]pyrazine?

2-Methyl-1H-imidazo[4,5-b]pyrazine has molecular formula C6H6N4 and molecular weight 134.13900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Methyl-1H-imidazo[4,5-b]pyrazine (CAS 38956-46-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492997-1 (accessed 2026-10-24).

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