Description

Glycyl-L-Glutamine Monohydrate is a high-purity dipeptide derivative of the amino acid L-glutamine, widely recognized for its enhanced stability and bioavailability. This compound is essential for advanced biochemical research and the development of specialized nutritional and pharmaceutical formulations. It serves as a critical raw material for manufacturers in the pharmaceutical, nutraceutical, and life science research sectors seeking reliable, high-quality peptide intermediates.

Application

• Pharmaceutical Intermediates: Used in the synthesis of more complex peptide-based drugs and active pharmaceutical ingredients (APIs).
• Cell Culture Media: Serves as a stable source of glutamine in serum-free and specialized cell culture formulations to support cell growth and protein production.
• Nutritional Supplements: Incorporated into clinical nutrition products, sports nutrition, and parenteral/enteral formulations due to its superior solubility and metabolic properties.
• Biochemical Research: A key reagent in enzymatic studies, metabolic pathway analysis, and as a standard in analytical chemistry.
• Cosmeceuticals: Potential use in advanced skincare formulations for its role in cellular repair and antioxidant support.

Basic Information

Product Name	Glycyl-L-Glutamine Monohydrate
CAS No.	13115-71-4
Molecular Formula	C7H13N3O4 • H2O
Molecular Weight	221.20 g/mol (Anhydrous: 203.19)
Synonyms	Gly-Gln-OH • H2O; L-Glutamine, glycyl-, monohydrate; Glycylglutamine; H-Gly-Gln-OH; N-Glycyl-L-glutamine monohydrate; Dipeptide Gly-Gln; GLY-GLN; 2-[(2-Aminoacetyl)amino]-4-carbamoylbutanoic acid monohydrate
EINECS	Contact for details

Quality Control

Our Glycyl-L-Glutamine Monohydrate is manufactured under strict quality management systems. Each batch is tested to ensure it meets high-purity standards suitable for pharmaceutical and research applications. A comprehensive Certificate of Analysis (COA), detailing purity, identity, and impurity profiles via HPLC and other analytical methods, is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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 must be kept in a desiccated environment to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]20/D	-10.0° to -12.0° (c=1 in H2O)
Water Content (KF)	7.0% - 9.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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