Description

L-Glutamineethylester is a protected derivative of the essential amino acid L-Glutamine, where the carboxylic acid group is esterified. This modification enhances its stability and lipophilicity, making it a crucial building block in peptide synthesis and pharmaceutical research. It is primarily sought after by manufacturers and research institutions in the pharmaceutical, biotechnology, and fine chemical sectors for developing novel therapeutic peptides and biochemical probes.

Application

• Peptide Synthesis: A key protected intermediate for the solid-phase and solution-phase synthesis of complex peptides and proteins.
• Pharmaceutical Intermediates: Serves as a precursor in the manufacture of active pharmaceutical ingredients (APIs) and prodrugs.
• Biochemical Research: Used in metabolic studies and as a substrate for enzymatic assays to study glutaminase and related enzymes.
• Nutraceutical Development: Investigated for use in specialized amino acid supplements and clinical nutrition products.
• Organic Synthesis: Employed as a chiral building block for the synthesis of non-proteinogenic amino acids and other complex organic molecules.

Basic Information

Product Name	L-Glutamineethylester
CAS No.	69630-25-7
Molecular Formula	C7H14N2O3
Molecular Weight	174.20 g/mol
Synonyms	L-Glutamic acid 5-ethyl ester; H-Gln-OEt; Ethyl L-glutaminate; (S)-2-Amino-4-ethoxy-4-oxobutanoic acid; L-Glutamine ethyl ester hydrochloride (salt form); GLN-OET; 5-O-Ethyl-L-glutamine; Ethyl L-2-aminoglutaramate
EINECS	Contact for details

Quality Control

Our L-Glutamineethylester is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification and impurity profiling, to ensure it meets the high standards required for pharmaceutical and research applications. A Certificate of Analysis (COA) detailing specific results for identity, purity, and related substances is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]	+15.0° to +20.0° (c=1 in H2O)
Chiral Purity (HPLC)	≥ 99.0% (L-Isomer)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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