Description

L-Alanine, 1-Methylethenyl Ester (9Ci) is a specialized amino acid derivative with the CAS number 263013-32-7. This compound serves as a versatile chiral building block and protecting group intermediate in advanced organic synthesis. It is particularly valuable for research and development chemists in the pharmaceutical and fine chemical industries who require high-purity, structurally defined intermediates for creating complex molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of peptidomimetics and other bioactive compounds.
• Peptide Chemistry: Used in the preparation of modified amino acids and as a protecting group strategy during solid-phase and solution-phase peptide synthesis.
• Agrochemical Research: Employed in the development of novel, chiral herbicides, fungicides, and plant growth regulators.
• Fine Chemical Synthesis: Acts as a building block for specialty chemicals, liquid crystals, and advanced materials requiring specific stereochemistry.
• Bioconjugation & Probe Development: Useful for creating labeled amino acids or modifying biomolecules for diagnostic and research applications.
• Academic & Industrial R&D: Serves as a valuable reagent for methodological development in asymmetric synthesis and catalysis studies.

Basic Information

Product Name	L-Alanine, 1-Methylethenyl Ester (9Ci)
CAS No.	263013-32-7
Molecular Formula	C6H11NO2
Molecular Weight	129.16 g/mol
Synonyms	L-Allylglycine Ester; (S)-2-Aminopropanoic Acid 1-Methylethenyl Ester; 2-Propen-1-ol, 2-methyl-, 1-(1-aminoethyl)carboxylate, (S)-; L-2-Aminopropionic Acid Isopropenyl Ester; (S)-Alanine Isopropenyl Ester; 1-Methylethenyl (2S)-2-aminopropanoate; L-Alanine Isopropenyl Ester; Alanine, 1-methylethenyl ester, L-
EINECS	Contact for details

Quality Control

Our L-Alanine, 1-Methylethenyl Ester (9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, identity confirmation by IR and NMR, and stringent control of residual solvents and impurities. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to ensure traceability and compliance with your research or production requirements.

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). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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