4-Methyl-2-oxo-3,4-dihydro-2H-pyrido[1,2-a]pyrimidine-4-carboxylic acid

4-甲基-2-氧代-3,4-二氢-2H-吡啶并[1,2-a]嘧啶-4-羧酸

Also known as: 2H-Pyrido[1,2-a]pyrimidine-4-carboxylic acid, 3,4-dihydro-4-methyl-2-oxo-, 4-methyl-2-oxo-2H,3H,4H-pyrido[1,2-a]pyrimidine-4-carboxylic acid, 4-methyl-2-oxo-3H-pyrido[1,2-a]pyrimidine-4-carboxylic acid, OTAVA-BB BB7020204733, TIMTEC-BB SBB011133

4-Methyl-2-oxo-3,4-dihydro-2H-pyrido[1,2-a]pyrimidine-4-carboxylic acid (CAS 359418-42-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H10N2O3 and a molecular weight of 206.19800 g/mol. It is also known as 2H-Pyrido[1,2-a]pyrimidine-4-carboxylic acid, 3,4-dihydro-4-methyl-2-oxo-, 4-methyl-2-oxo-2H,3H,4H-pyrido[1,2-a]pyrimidine-4-carboxylic acid and 4-methyl-2-oxo-3H-pyrido[1,2-a]pyrimidine-4-carboxylic acid. Key properties include a boiling point of 401.3ºC at 760mmHg and a flash point of 196.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
359418-42-1
Jingsj CID
J-1150143-5
Molecular Formula
C10H10N2O3
Chinese Name
4-甲基-2-氧代-3,4-二氢-2H-吡啶并[1,2-a]嘧啶-4-羧酸
Molecular Weight
206.19800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point401.3ºC at 760mmHg
Flash Point196.5ºC

Frequently Asked Questions

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

The CAS number of 4-Methyl-2-oxo-3,4-dihydro-2H-pyrido[1,2-a]pyrimidine-4-carboxylic acid is 359418-42-1.

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

4-Methyl-2-oxo-3,4-dihydro-2H-pyrido[1,2-a]pyrimidine-4-carboxylic acid has molecular formula C10H10N2O3 and molecular weight 206.19800 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Methyl-2-oxo-3,4-dihydro-2H-pyrido[1,2-a]pyrimidine-4-carboxylic acid (CAS 359418-42-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1150143-5 (accessed 2026-10-25).

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