Description

L-Alanine, 3-[(S)-(Carboxymethyl)Sulfinyl]- is a specialized, non-proteinogenic amino acid derivative featuring a unique sulfinylacetic acid side chain. This compound is valued for its role as a key chiral building block and intermediate in advanced organic synthesis, particularly in the development of pharmaceuticals and bioactive molecules. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries who require high-purity, structurally complex intermediates for drug discovery and process chemistry.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of novel active pharmaceutical ingredients (APIs), especially in protease inhibitor and enzyme-targeted drug development.
• Biochemical Research: Used as a substrate or inhibitor in enzymatic studies and metabolic pathway research due to its modified alanine structure.
• Peptide Chemistry: Serves as a specialized, non-natural amino acid residue for the synthesis of modified peptides with enhanced stability or specific biological activity.
• Agrochemical Synthesis: An intermediate in the production of advanced, chiral herbicides and plant growth regulators.
• Ligand and Catalyst Development: Employed in the design and synthesis of chiral ligands for asymmetric catalysis and metal complexation.

Basic Information

Product Name	L-Alanine, 3-[(S)-(Carboxymethyl)Sulfinyl]-
CAS No.	112246-66-9
Molecular Formula	C6H9NO5S
Molecular Weight	207.20 g/mol
Synonyms	(S)-2-Amino-3-[(carboxymethyl)sulfinyl]propanoic acid; L-3-[(Carboxymethyl)sulfinyl]alanine; (S)-3-(Carboxymethanesulfinyl)alanine; L-Alanine, 3-[(carboxymethyl)sulfinyl]-; (2S)-2-Azaniumyl-3-[(carboxylatomethyl)sulfinyl]propanoate; S-Carboxymethyl-L-cysteine sulfoxide; Alanine derivative, sulfinylacetic acid
EINECS	Contact for details

Quality Control

Our production of L-Alanine, 3-[(S)-(Carboxymethyl)Sulfinyl]- adheres to stringent quality management protocols. Each batch is characterized and tested to ensure high chemical purity and chiral integrity, meeting the exacting standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity (HPLC), chiral purity, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% (S-isomer)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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