Description

Poly-L-Tryptophan is a high-purity, synthetic homopolymer of the essential amino acid L-tryptophan, widely recognized for its role in advanced biochemical research and development. This compound is valued for its consistent molecular structure and purity, which are critical for reproducible experimental and industrial outcomes. It serves as a fundamental building block for researchers and manufacturers in the pharmaceutical, nutraceutical, and life science sectors, where precise biomaterials are required.

Application

• Biomedical Research: Used as a model polypeptide in studies of protein folding, aggregation, and neurodegenerative disease mechanisms.
• Drug Delivery Systems: Acts as a biocompatible polymer component for creating targeted carriers and sustained-release formulations.
• Biomaterial Fabrication: Serves as a substrate or coating material for tissue engineering scaffolds and diagnostic devices.
• Enzyme & Peptide Synthesis: Provides a defined tryptophan-rich sequence for the chemical synthesis of peptides and enzyme analogs.
• Reference Standard: Employed as a high-purity calibrant and standard in analytical chromatography (HPLC, LC-MS) and spectroscopy.
• Nutritional Science Studies: Utilized in metabolic research to investigate tryptophan metabolism and its physiological effects.

Basic Information

Product Name	Poly-L-Tryptophan
CAS No.	27813-82-7
Molecular Formula	(C11H12N2O2)n
Molecular Weight	Variable (Polymer)
Synonyms	Poly(tryptophan); L-Tryptophan Homopolymer; Poly-L-Tryptophan; Poly(Trp); PTrp; Poly(Tryptophan); Poly(L-tryptophan); H-(L-Trp)n-OH
EINECS	Contact for details

Quality Control

Our Poly-L-Tryptophan is produced under controlled conditions to ensure batch-to-batch consistency and high purity. Quality is verified through a suite of analytical techniques including HPLC for assay and related substances, and spectroscopic methods for structural confirmation. A Certificate of Analysis (COA) detailing purity, molecular weight distribution, and other critical parameters is provided with each 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 material is hygroscopic (moisture-sensitive) and light-sensitive; prolonged exposure to moisture or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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