Description

(S)-2-Amino-3-Hydroselenopropanoic Acid is a chiral, organoselenium-containing analog of the amino acid L-cysteine. This compound is of significant interest in biochemical and pharmaceutical research due to its role as a precursor to selenoproteins and its potential as a tool for studying redox biology and enzyme mechanisms. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel therapeutics, enzyme inhibitors, and advanced nutritional supplements.

Application

• Biochemical Research: Critical reagent for studying selenocysteine incorporation, selenoprotein synthesis, and selenium metabolism in biological systems.
• Pharmaceutical Intermediates: Serves as a key chiral building block in the synthesis of potential drug candidates targeting oxidative stress, such as antioxidants and chemopreventive agents.
• Enzymology Studies: Used as a substrate or inhibitor for enzymes like glutathione peroxidase mimics and other selenoenzymes to investigate catalytic mechanisms.
• Nutritional Science: Investigated for applications in specialized nutraceuticals and as a source of organic selenium in research formulations.
• Proteomics & Labeling: Potential use in the selective labeling of proteins or as a probe for mass spectrometry-based proteomic studies due to its unique selenium atom.
• Material Science: Exploration in synthesizing novel organoselenium compounds with applications in catalysis and functional materials.

Basic Information

Product Name	(S)-2-Amino-3-Hydroselenopropanoic Acid
CAS No.	176300-66-6
Molecular Formula	C3H7NO3Se
Molecular Weight	184.06 g/mol
Synonyms	L-Selenocysteine; (S)-Selenocysteine; (2S)-2-Amino-3-selenylpropanoic acid; 3-Selanyl-L-alanine; SeC; Sec; Selenocystine precursor; Selenocysteine (L-form)
EINECS	Contact for details

Quality Control

Our (S)-2-Amino-3-Hydroselenopropanoic Acid is produced under strict quality management protocols. Each batch is characterized and tested to ensure high chemical purity and chiral integrity, suitable for demanding research applications. Comprehensive analytical methods including HPLC, NMR, and optical rotation are employed. A Certificate of Analysis (COA) detailing purity, assay, and chiral purity is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store at -20°C under an inert atmosphere (e.g., argon or nitrogen) to prevent oxidation. The material is moisture-sensitive; keep the container tightly sealed in a cool, dry, and well-ventilated place.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Chiral Purity (HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 2.0%
Heavy Metals	< 20 ppm

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