Description

Glycyl-L-Tryptophan is a high-purity dipeptide composed of glycine and the essential amino acid L-tryptophan. This compound serves as a critical building block and research standard in advanced biochemical synthesis and nutritional science. It is essential for manufacturers and researchers in the pharmaceutical, nutraceutical, and life science sectors requiring precise, high-quality peptide intermediates for product development and quality control.

Application

• Pharmaceutical Intermediate: Used in the research and synthesis of more complex peptide-based active pharmaceutical ingredients (APIs) and therapeutic agents.
• Biochemical Research: Serves as a standard or substrate in enzymatic studies, metabolic pathway analysis, and cell culture media formulation.
• Nutraceutical Development: Employed in the formulation of specialized amino acid supplements and clinical nutrition products targeting specific metabolic support.
• Cosmeceutical Ingredients: Incorporated into advanced skincare formulations for its potential role as a peptide precursor in anti-aging and skin-repair products.
• Food Science Research: Used in studies related to protein digestion, bioavailability of amino acids, and the development of functional foods.

Basic Information

Product Name	Glycyl-L-Tryptophan
CAS No.	2390-74-1
Molecular Formula	C13H15N3O3
Molecular Weight	261.28 g/mol
Synonyms	Gly-Trp; G-W; Glycyl-L-tryptophan; Glycyl-L-tryptophane; L-Tryptophylglycine; H-Gly-Trp-OH; N-Glycyl-L-tryptophan; 2-[(2-Aminoacetyl)amino]-3-(1H-indol-3-yl)propanoic acid
EINECS	219-222-6

Quality Control

Our Glycyl-L-Tryptophan is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and residual solvent screening, to ensure it meets stringent specifications for research and industrial use. Certificates of Analysis (COA) documenting identity, purity, and safety parameters are 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). Due to its hygroscopic nature, the container must be kept tightly sealed in a low-humidity environment to prevent moisture absorption and 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	-30.0° to -35.0° (c=1 in H2O)
Water Content (KF)	≤ 1.0%
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.