2-Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo-

5-甲基-3-氧代-3,4-二氢吡嗪-2-甲酰胺

Also known as: 2-Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo-, 3,4-Dihydro-5-methyl-3-oxo-2-pyrazinecarboxamide, 5-Methyl-3-oxo-3,4-dihydropyrazine-2-carboxamide, 5-Methyl-3-oxo-3,4-dihydro-2-pyrazinecarboxamide, 5-methyl-3-oxo-3,4-dihydro-pyrazine-2-carboxylic acid amide, 6-methyl-2-oxo-1H-pyrazine-3-carboxamide, 3-Hydroxy-5-methyl-pyrazinecarboxamide, NSC 157781, Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo- (9CI), Pyrazinecarboxamide, 3-hydroxy-5-methyl- (7CI)

2-Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo- (CAS 88394-05-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C6H7N3O2 and a molecular weight of 153.139 g/mol. It is also known as 3,4-Dihydro-5-methyl-3-oxo-2-pyrazinecarboxamide, 5-Methyl-3-oxo-3,4-dihydropyrazine-2-carboxamide and 5-Methyl-3-oxo-3,4-dihydro-2-pyrazinecarboxamide. Key properties include a melting point of 219-220 °C, a boiling point of 528ºC at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 273.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
88394-05-2
Jingsj CID
J-1341470-0
Molecular Formula
C6H7N3O2
Chinese Name
5-甲基-3-氧代-3,4-二氢吡嗪-2-甲酰胺
Molecular Weight
153.139 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point219-220 °C
Boiling Point528ºC at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point273.1ºC

Frequently Asked Questions

What is the CAS number of 2-Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo-?

The CAS number of 2-Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo- is 88394-05-2.

What are the molecular formula and molecular weight of 2-Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo-?

2-Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo- has molecular formula C6H7N3O2 and molecular weight 153.139 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Pyrazinecarboxamide, 3,4-dihydro-5-methyl-3-oxo- (CAS 88394-05-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1341470-0 (accessed 2026-10-22).

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