Description

L-Alanine, n-(2-Cyanoethyl)-, Ethyl Ester (9Ci) is a specialized, high-purity amino acid derivative with the CAS number 128427-24-7. This compound serves as a critical chiral building block and intermediate in advanced organic synthesis, enabling the production of complex molecules with high stereochemical fidelity. It is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality intermediates for peptide mimetics, active pharmaceutical ingredients (APIs), and novel material development.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of peptide-based drugs, protease inhibitors, and other bioactive molecules.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators that require specific stereochemistry.
• Peptide Mimetic Development: Serves as a backbone-modified amino acid analog for creating stable peptide mimetics in drug discovery programs.
• Chemical Biology Research: Employed as a tool compound or building block in the study of enzyme mechanisms and protein-protein interactions.
• Specialty Polymer Monomer: Potential use in the synthesis of functionalized polymers with specific ligand-binding or catalytic properties.
• Liquid Crystal & Advanced Material Precursor: Acts as an intermediate for synthesizing chiral dopants and other components for electronic and optical materials.

Basic Information

Product Name	L-Alanine, n-(2-Cyanoethyl)-, Ethyl Ester (9Ci)
CAS No.	128427-24-7
Molecular Formula	C8H14N2O2
Molecular Weight	170.21 g/mol
Synonyms	Ethyl (2S)-2-amino-4-cyanobutanoate; L-2-Amino-4-cyanobutanoic Acid Ethyl Ester; N-(2-Cyanoethyl)-L-alanine Ethyl Ester; (S)-Ethyl 2-amino-4-cyanobutanoate; Alanine, N-(2-cyanoethyl)-, ethyl ester, L-; Ethyl N-(2-cyanoethyl)-L-alaninate; L-Alanine, N-(2-cyanoethyl)-, ethyl ester
EINECS	Contact for details

Quality Control

Our production of L-Alanine, n-(2-Cyanoethyl)-, Ethyl Ester adheres to stringent quality management protocols to ensure batch-to-batch consistency and high chemical purity. Every lot is supported by a comprehensive Certificate of Analysis (COA) detailing identity, purity (HPLC), chiral purity, and impurity profiles. We operate under a quality system designed to meet the rigorous standards of our global B2B clientele in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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