Description

L-Alanine, 2-Propynyl Ester (9Ci) is a specialized amino acid derivative featuring a propargyl (2-propynyl) functional group. This compound is valued for its role as a versatile synthetic intermediate, particularly in the development of novel pharmaceuticals and bioactive molecules. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and fine chemical sectors for applications such as peptide modification and click chemistry.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Peptide Chemistry: Used for the site-specific modification and functionalization of peptides and proteins.
• Click Chemistry Reagent: The alkyne group enables its use in copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions for bioconjugation.
• Agrochemical Research: Serves as an intermediate in the development of new pesticides and herbicides.
• Biochemical Probe Development: Utilized in creating labeled compounds for studying biological pathways and enzyme activity.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex organic molecules for various high-value applications.

Basic Information

Product Name	L-Alanine, 2-Propynyl Ester (9Ci)
CAS No.	121639-13-2
Molecular Formula	C6H9NO2
Molecular Weight	127.14 g/mol
Synonyms	L-Alanine propargyl ester; (S)-2-Amino-3-(prop-2-yn-1-yloxy)-3-oxopropanoic acid; Propargyl L-alaninate; 2-Propynyl L-alaninate; Alanine, 2-propynyl ester, L-; L-2-Aminopropanoic acid 2-propynyl ester; 2-Propynyl (2S)-2-aminopropanoate; 9CI
EINECS	Contact for details

Quality Control

Our L-Alanine, 2-Propynyl Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and support our products with detailed Certificates of Analysis (COA) upon request, confirming compliance with relevant specifications for research and development use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This material is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Optical Rotation	Specific range available on COA
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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