7-Methyl-3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one

7-甲基-3,4-二氢吡啶并[2,3-b]吡嗪-2(1H)-酮

Also known as: 3,4-Dihydro-7-methylpyrido[2,3-b]pyrazin-2(1H)-one, 7-Methyl-1H,2H,3H,4H-pyrido[2,3-b]pyrazin-2-one, 7-methyl-3,4-dihydro-1H-pyrido[2,3-b]pyrazin-2-one, MFCD08062973, Pyrido[2,3-b]pyrazin-2(1H)-one, 3,4-dihydro-7-methyl-

7-Methyl-3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one (CAS 1314968-98-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9N3O and a molecular weight of 163.177 g/mol. It is also known as 3,4-Dihydro-7-methylpyrido[2,3-b]pyrazin-2(1H)-one, 7-Methyl-1H,2H,3H,4H-pyrido[2,3-b]pyrazin-2-one and 7-methyl-3,4-dihydro-1H-pyrido[2,3-b]pyrazin-2-one. Key properties include a boiling point of 410.3±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 202.0±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1314968-98-3
Jingsj CID
J-813166-5
Molecular Formula
C8H9N3O
Chinese Name
7-甲基-3,4-二氢吡啶并[2,3-b]吡嗪-2(1H)-酮
Molecular Weight
163.177 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point410.3±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point202.0±28.7 °C

Frequently Asked Questions

What is the CAS number of 7-Methyl-3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one?

The CAS number of 7-Methyl-3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one is 1314968-98-3.

What are the molecular formula and molecular weight of 7-Methyl-3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one?

7-Methyl-3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one has molecular formula C8H9N3O and molecular weight 163.177 g/mol.

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

Last updated:

How to cite: Jingsj. "7-Methyl-3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one (CAS 1314968-98-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-813166-5 (accessed 2026-10-24).

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