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Methyl 4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate

4-(2-甲氧基-2-氧代乙基)-2-甲基-5-氧代-4,5-二氢-1H-吡咯-3-羧酸甲酯

Also known as: Methyl 4,5-dihydro-4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-1H-pyrrole-3-carboxylate, METHYL 4-(2-METHOXY-2-OXOETHYL)-2-METHYL-5-OXO-4,5-DIHYDRO-1H-PYRROLE-3-CARBOXYLATE, METHYL (3-METHOXYCARBONYL-2-METHYL-5-OXO-2-PYRROLIN-4-YL)ACETATE, 1H-Pyrrole-3-acetic acid, 2,3-dihydro-4-(methoxycarbonyl)-5-methyl-2-oxo-, methyl ester, 4-Methoxycarbonyl-5-methyl-2-oxo-4-pyrrolin-3-essigsaeure-methylester, HMS547O01

Methyl 4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate (CAS 77978-74-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H13NO5 and a molecular weight of 227.21400 g/mol. It is also known as Methyl 4,5-dihydro-4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-1H-pyrrole-3-carboxylate, METHYL 4-(2-METHOXY-2-OXOETHYL)-2-METHYL-5-OXO-4,5-DIHYDRO-1H-PYRROLE-3-CARBOXYLATE and METHYL (3-METHOXYCARBONYL-2-METHYL-5-OXO-2-PYRROLIN-4-YL)ACETATE. Key properties include a melting point of 93ºC, a boiling point of 386.1ºC at 760 mmHg, a density of 1.223g/cm3 and a flash point of 187.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
77978-74-6
Jingsj CID
J-1154027-0
Molecular Formula
C10H13NO5
Chinese Name
4-(2-甲氧基-2-氧代乙基)-2-甲基-5-氧代-4,5-二氢-1H-吡咯-3-羧酸甲酯
Molecular Weight
227.21400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point93ºC
Boiling Point386.1ºC at 760 mmHg
Density1.223g/cm3
Flash Point187.3ºC

Frequently Asked Questions

What is the CAS number of Methyl 4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate?

The CAS number of Methyl 4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate is 77978-74-6.

What are the molecular formula and molecular weight of Methyl 4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate?

Methyl 4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate has molecular formula C10H13NO5 and molecular weight 227.21400 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 4-(2-methoxy-2-oxoethyl)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate (CAS 77978-74-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1154027-0 (accessed 2026-10-22).

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