Description

5-Oxo-Pyrrolidine-2-Carboxylic Acid Methyl Ester is a high-purity pyrrolidone derivative, a versatile building block in advanced organic synthesis. This compound is valued for its role as a key intermediate in the production of pharmaceuticals, agrochemicals, and fine chemicals. It is essential for research and manufacturing processes in the pharmaceutical, biotechnology, and specialty chemical industries where precise molecular construction is required.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those containing the pyrrolidone or proline scaffold.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides and herbicides.
• Fine Chemical Production: Serves as a building block for creating complex molecules used in flavors, fragrances, and functional materials.
• Biochemical Research: Employed in proteomics and peptide chemistry research as a modified amino acid derivative.
• Polymer Chemistry: Can be utilized as a monomer or modifier in the synthesis of specialty polymers with specific functional properties.
• Nootropic & Cognitive Compound Synthesis: A key starting material in the production of certain racetam-class compounds and other cognitive enhancers.

Basic Information

Product Name	5-Oxo-Pyrrolidine-2-Carboxylic Acid Methyl Ester
CAS No.	54571-66-3
Molecular Formula	C7H9NO3
Molecular Weight	155.15 g/mol
Synonyms	Methyl 5-oxopyrrolidine-2-carboxylate; Methyl L-pyroglutamate; Methyl pyroglutamate; Methyl (S)-(-)-2-pyrrolidone-5-carboxylate; L-Pyroglutamic acid methyl ester; 2-Pyrrolidinone-5-carboxylic acid, methyl ester; 5-Oxo-D-proline methyl ester; Methyl 5-oxo-D-prolinate
EINECS	Contact for details

Quality Control

Our 5-Oxo-Pyrrolidine-2-Carboxylic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Purity (Chiral HPLC)	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.