Methyl 1-methyl-6-oxo-1,6-dihydropyridine-2-carboxylate

1-甲基-6-氧代-1,6-二氢吡啶-2-羧酸甲酯

Also known as: 1,2-Dihydro-6-methoxycarbonyl-1-methyl-2-oxopyridine, 1-Methyl-6-oxo-1,6-dihydro-pyridine-2-carboxylic acid methyl ester, 2-Pyridinecarboxylic acid, 1,6-dihydro-1-methyl-6-oxo-, methyl ester, 6-Methoxycarbonyl-1-methyl-2(1H)-pyridone, Methyl 1-methyl-6-oxopyridine-2-carboxylate, Methyl 1,6-dihydro-1-methyl-6-oxopyridine-2-carboxylate

Methyl 1-methyl-6-oxo-1,6-dihydropyridine-2-carboxylate (CAS 20845-22-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9NO3 and a molecular weight of 167.162 g/mol. It is also known as 1,2-Dihydro-6-methoxycarbonyl-1-methyl-2-oxopyridine, 1-Methyl-6-oxo-1,6-dihydro-pyridine-2-carboxylic acid methyl ester and 2-Pyridinecarboxylic acid, 1,6-dihydro-1-methyl-6-oxo-, methyl ester. Key properties include a melting point of 53-54°C, a boiling point of 327.8±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 152.1±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20845-22-1
Jingsj CID
J-1125940-2
Molecular Formula
C8H9NO3
Chinese Name
1-甲基-6-氧代-1,6-二氢吡啶-2-羧酸甲酯
Molecular Weight
167.162 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point53-54°C
Boiling Point327.8±35.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point152.1±25.9 °C

Frequently Asked Questions

What is the CAS number of Methyl 1-methyl-6-oxo-1,6-dihydropyridine-2-carboxylate?

The CAS number of Methyl 1-methyl-6-oxo-1,6-dihydropyridine-2-carboxylate is 20845-22-1.

What are the molecular formula and molecular weight of Methyl 1-methyl-6-oxo-1,6-dihydropyridine-2-carboxylate?

Methyl 1-methyl-6-oxo-1,6-dihydropyridine-2-carboxylate has molecular formula C8H9NO3 and molecular weight 167.162 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 1-methyl-6-oxo-1,6-dihydropyridine-2-carboxylate (CAS 20845-22-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1125940-2 (accessed 2026-10-24).

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