Description

Dansyl-L-Methionine Piperidinium Salt is a high-purity, fluorescent-labeled derivative of the essential amino acid methionine. This compound is critical for advanced biochemical research and analytical method development, offering a sensitive probe for studying protein structure, function, and amino acid metabolism. It is primarily utilized by researchers and quality control laboratories in the pharmaceutical, biotechnology, and life science sectors for applications requiring precise detection and quantification.

Application

• Fluorescent Labeling Agent: Used as a sensitive pre-column or post-column derivatization reagent for the HPLC analysis of amino acids, peptides, and proteins.
• Biochemical Research: Serves as a vital tool in enzymatic studies, metabolic pathway analysis, and protein sequencing due to its fluorescent properties.
• Pharmaceutical Analysis: Employed in the development and validation of analytical methods for drug substances and products containing methionine or related compounds.
• Proteomics and Metabolomics: Facilitates the detection and characterization of low-abundance biomolecules in complex biological samples.
• Quality Control (QC) Standards: Acts as a certified reference material or internal standard in analytical laboratories to ensure accuracy and precision.
• Diagnostic Reagent Development: Used in formulating reagents for clinical diagnostics that measure amino acid levels.

Basic Information

Product Name	Dansyl-L-Methionine Piperidinium Salt
CAS No.	17039-58-6
Molecular Formula	C21H33N3O4S
Molecular Weight	423.57 g/mol
Synonyms	5-(Dimethylamino)naphthalene-1-sulfonyl-L-methionine piperidinium salt; DNS-Met-OPip; L-Methionine, N-[5-(dimethylamino)-1-naphthalenyl]sulfonyl]-, compd. with piperidine (1:1); Dansylmethionine piperidine salt; N-Dansyl-L-methionine piperidinium salt; 1-Dimethylaminonaphthalene-5-sulfonyl-L-methionine piperidinium salt
EINECS	Contact for details

Quality Control

Our Dansyl-L-Methionine Piperidinium Salt is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, spectroscopic identification, and tests for residual solvents and moisture, to ensure it meets the high standards required for research and analytical applications. A Certificate of Analysis (COA) detailing all specifications 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 must be kept in a desiccated environment to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to light brown powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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