Description

D-Alanine, Propyl Ester (9Ci) is a chiral, non-proteinogenic amino acid derivative of significant interest in synthetic organic chemistry and pharmaceutical research. This compound matters as a versatile building block for the synthesis of peptides, peptidomimetics, and other bioactive molecules, offering precise stereochemical control. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for developing novel compounds and active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for antibiotics and enzyme inhibitors.
• Peptide Synthesis: Used as a protected amino acid derivative in solid-phase and solution-phase peptide synthesis to introduce D-alanine residues.
• Biochemical Research: Serves as a substrate or inhibitor in enzymatic studies to investigate stereospecificity and metabolic pathways.
• Agrochemical Development: Employed in the synthesis of chiral herbicides, fungicides, and plant growth regulators.
• Fine Chemical Synthesis: Acts as a building block for creating complex natural product analogs, flavors, and fragrances.
• Material Science: Potential monomer for the synthesis of specialized polymers with unique chiral properties.

Basic Information

Product Name	D-Alanine, Propyl Ester (9Ci)
CAS No.	104055-32-5
Molecular Formula	C₆H₁₃NO₂
Molecular Weight	131.17 g/mol
Synonyms	D-Alanine propyl ester; (R)-2-Aminopropionic acid propyl ester; Propyl D-alaninate; D-2-Aminopropanoic acid propyl ester; (R)-Alanine propyl ester; D-Ala-OPr; Propyl (R)-2-aminopropanoate; Alanine, D-, propyl ester (9CI)
EINECS	Contact for details

Quality Control

Our D-Alanine, Propyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 1.0%

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