Description

Cysteine Sulfinic Acid is a key biochemical intermediate derived from the oxidation of cysteine. This compound matters for its role as a precursor in the biosynthesis of taurine and as a modulator of glutamate receptors in the central nervous system. It is needed by researchers and manufacturers in the pharmaceutical, nutraceutical, and biochemical synthesis sectors for developing neuroactive compounds and metabolic studies.

Application

• Pharmaceutical Research: As a precursor in the synthesis of taurine and other sulfur-containing amino acid derivatives.
• Neuroscience Studies: Investigation of its activity as an agonist at glutamate receptors, relevant for studying neuronal signaling.
• Biochemical Synthesis: Used as a building block for the production of specialized peptides and complex organic molecules.
• Metabolic Pathway Analysis: A critical intermediate in the study of cysteine and methionine metabolic cycles.
• Nutraceutical Development: Potential ingredient research for formulations targeting cellular antioxidant defense systems.
• Reference Standard: Serves as a high-purity analytical standard for quality control in related chemical and biological assays.

Basic Information

Product Name	Cysteine Sulfinic Acid
CAS No.	2381-08-0
Molecular Formula	C3H7NO4S
Molecular Weight	153.16 g/mol
Synonyms	3-Sulfino-L-alanine; L-Cysteine sulfinic acid; (R)-2-Amino-3-sulfinopropanoic acid; 2-Amino-3-sulfinopropionic acid; CSA; Cys-SO2H
EINECS	219-173-7

Quality Control

Our Cysteine Sulfinic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets high-grade standards suitable for research and development. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%
Optical Rotation	Specific range provided on COA

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