9-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile

9-甲基-4-氧代-4H-吡啶并[1,2-a]嘧啶-3-甲腈

Also known as: 4H-Pyrido[1,2-a]pyrimidine-3-carbonitrile, 9-methyl-4-oxo-, 9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile, 9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile(WX130387), Pemirolast Impurity 1

9-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile (CAS 113950-80-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7N3O and a molecular weight of 185.18 g/mol. It is also known as 4H-Pyrido[1,2-a]pyrimidine-3-carbonitrile, 9-methyl-4-oxo-, 9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile and 9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile(WX130387). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 113950-80-4
Jingsj CID: J-1951482-0
Molecular Formula: C₁₀H₇N₃O
Chinese Name: 9-甲基-4-氧代-4H-吡啶并[1,2-a]嘧啶-3-甲腈
Molecular Weight: 185.18 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 9-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile?

The CAS number of 9-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile is 113950-80-4.

What are the molecular formula and molecular weight of 9-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile?

9-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile has molecular formula C10H7N3O and molecular weight 185.18 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "9-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile (CAS 113950-80-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1951482-0 (accessed 2026-10-25).

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