Description

L-Alanine, 3-[(S)-Ethenylsulfinyl]- (9Ci) is a specialized, non-proteinogenic amino acid derivative featuring a unique ethenylsulfinyl side chain. This compound is of significant interest in advanced organic synthesis and pharmaceutical research, serving as a sophisticated chiral building block for the development of novel bioactive molecules. It is primarily utilized by research institutions and industrial R&D departments focused on medicinal chemistry, peptide mimetics, and the synthesis of complex natural product analogs.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in protease inhibitor and enzyme-targeting drug discovery.
• Medicinal Chemistry Research: Used as a building block for constructing peptide analogs and non-natural amino acid derivatives to study structure-activity relationships (SAR).
• Biochemical Tool Compound: Employed in biochemical assays to investigate enzyme mechanisms, particularly those involving sulfur-containing amino acid metabolism.
• Organic Synthesis: Serves as a versatile intermediate in asymmetric synthesis for introducing chiral centers and functionalized side chains into complex molecular architectures.
• Agrochemical Research: Potential application in the synthesis of novel, chiral agrochemicals and plant growth regulators.

Basic Information

Product Name	L-Alanine, 3-[(S)-Ethenylsulfinyl]- (9Ci)
CAS No.	189082-79-9
Molecular Formula	C5H9NO3S
Molecular Weight	163.19 g/mol
Synonyms	(2S)-2-Amino-3-[(S)-ethenesulfinyl]propanoic acid; L-3-[(S)-Ethenylsulfinyl]alanine; (S)-2-Amino-3-((S)-vinylsulfinyl)propanoic acid; 3-[(S)-Ethenylsulfinyl]-L-alanine; Alanine, 3-[(S)-ethenylsulfinyl]-, L-; L-Alanine, 3-[(S)-ethenylsulfinyl]-; 189082-79-9
EINECS	Contact for details

Quality Control

Our L-Alanine, 3-[(S)-Ethenylsulfinyl]- (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research applications. We provide comprehensive analytical data, including chiral purity verification via HPLC. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is supplied with every batch to support your quality assurance and regulatory 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 compound is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed in a desiccated environment and away from direct light to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 98.0% ee
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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