Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate

Also known as: Methyl (2S)-1-(3,3-dimethyl-2-oxopentanoyl)-pyrrolidine-2-carboxylate, L-Proline, 1-(3,3-dimethyl-1,2-dioxopentyl)-, methyl ester, (2S)-1-(1,2-Dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylic acid methyl ester, Methyl (3,3-dimethyl-2-oxopentanoyl)-L-prolinate, Methyl(2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate

Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate (CAS 186268-77-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H21NO4 and a molecular weight of 255.31000 g/mol. Key properties include a boiling point of 338.661ºC at 760 mmHg, a density of 1.118g/cm3 and a flash point of 158.617ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 186268-77-9
Jingsj CID: J-1501077-2
Molecular Formula: C₁₃H₂₁NO₄
Molecular Weight: 255.31000 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	338.661ºC at 760 mmHg
Density	1.118g/cm3
Flash Point	158.617ºC
Exact Mass	255.14700
PSA	63.68000
LogP	1.09360
Vapor Pressure	0mmHg at 25°C
Refractive Index	1.484

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate?

The CAS number of Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate is 186268-77-9.

What are the molecular formula and molecular weight of Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate?

Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate has molecular formula C13H21NO4 and molecular weight 255.31000 g/mol.

What are the upstream and downstream products of Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate?

For Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate, Upstream Products: 1,1-dimethylpropylmagnesium chloride; Downstream Products: GPI-1485.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Methyl (2S)-1-(1,2-dioxo-3,3-dimethylpentyl)-2-pyrrolidinecarboxylate (CAS 186268-77-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501077-2 (accessed 2026-11-09).

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