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Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate

Also known as: 1-Methyl-5-oxo-3-pyrrolidinecarboxylic acid methyl ester, 1-Methyl-5-oxopyrrolidine-3-carboxylic acid methyl ester, Methyl 1-methyl-5-oxopyrrolidine-3-carboxylate, Methyl 1-methylpyrrolidin-2-one-4-carboxylate, Methyl 1-methylpyrrolidin-5-one-3-carboxylate, 5-keto-1-methyl-pyrrolidine-3-carboxylic acid methyl ester

Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate (CAS 59857-86-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H11NO3 and a molecular weight of 157.16700 g/mol. Key properties include a boiling point of 263.7ºC at 760 mmHg, a density of 1.173g/cm3 and a flash point of 113.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
59857-86-2
Jingsj CID
J-880001-9
Molecular Formula
C7H11NO3
Molecular Weight
157.16700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point263.7ºC at 760 mmHg
Density1.173g/cm3
Flash Point113.3ºC
Exact Mass157.07400
PSA46.61000
Refractive Index1.476

Customs & Trade Information

HS Code2933790090
Summary2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate?

The CAS number of Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate is 59857-86-2.

What are the molecular formula and molecular weight of Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate?

Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate has molecular formula C7H11NO3 and molecular weight 157.16700 g/mol.

What are the upstream and downstream products of Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate?

For Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate, Upstream Products: Methanol, 1-Methyl-5-oxopyrrolidine-3-carboxylic acid, Dimethyl itaconate; Downstream Products: 1-Methyl-5-oxopyrrolidine-3-carboxylic acid, 4-(hydroxymethyl)-1-methylpyrrolidin-2-one.

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

Last updated:

How to cite: Jingsj. "Methyl 1-methyl-2-oxopyrrolidine-4-carboxylate (CAS 59857-86-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-880001-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.