Description

Dabsyl-L-Tryptophan CAS NO 97685-00-2 is a high-purity, chromophore-labeled derivative of the essential amino acid L-tryptophan, specifically designed for advanced analytical applications. This compound is critical for researchers and quality control laboratories requiring precise, sensitive detection and quantification of amino acids. It is primarily utilized in the pharmaceutical, biotechnology, and food science industries for method development and analytical validation. Its role is fundamental in ensuring accurate results in complex biochemical analyses.

Application

• High-Performance Liquid Chromatography (HPLC) Analysis: Acts as a critical reference standard and derivatizing agent for the sensitive detection and quantification of amino acids, particularly tryptophan, in complex matrices.
• Pharmaceutical Quality Control (QC): Used in the assay and impurity profiling of peptide-based drugs, biologics, and amino acid infusion solutions to ensure product safety and efficacy.
• Biochemical and Proteomics Research: Serves as a key reagent in studying protein structure, function, and metabolism, enabling precise tracking and analysis of tryptophan residues.
• Food and Nutraceutical Analysis: Employed to accurately measure the tryptophan content in dietary supplements, infant formula, and protein-rich food products for nutritional labeling and quality assurance.
• Method Development and Validation: Essential for developing, optimizing, and validating new analytical methods in compliance with ICH, USP, and other regulatory guidelines.
• Clinical Diagnostics: Can be used in research settings for the analysis of amino acid profiles in physiological fluids, aiding in metabolic disorder studies.

Basic Information

Product Name	Dabsyl-L-Tryptophan
CAS No.	97685-00-2
Molecular Formula	C24H26N4O4S
Molecular Weight	466.55 g/mol
Synonyms	Dabsyl-L-Tryptophan; Nα-(4-Dimethylaminoazobenzene-4'-sulfonyl)-L-tryptophan; DABS-L-Trp; DABS-L-Tryptophan; L-Tryptophan, N-[(4-(dimethylamino)phenyl)azo]benzenesulfonyl]-; 4-Dimethylaminoazobenzene-4'-sulfonyl-L-tryptophan; Dabsyl tryptophan; DABS-Trp
EINECS	Contact for details

Quality Control

Our Dabsyl-L-Tryptophan is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and assay, to ensure it meets the high standards required for analytical and research applications. Certificates of Analysis (COA) documenting identity, purity, and related substances are provided and available upon request, supporting your regulatory and quality documentation needs.

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); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange-yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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