Description

D-Asparagine Methyl Ester is a high-purity, non-proteinogenic amino acid derivative, specifically the methyl ester of D-asparagine. This compound is a crucial chiral building block and intermediate in organic synthesis and pharmaceutical research, valued for its defined stereochemistry and functional group versatility. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for the development of novel active compounds, peptides, and biochemical probes.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the synthesis of peptide-based drugs, enzyme inhibitors, and other bioactive molecules.
• Biochemical Research: Used as a precursor or standard in metabolic pathway studies, enzyme-substrate interaction assays, and neurological research.
• Agrochemical Development: Serves as a building block for creating novel herbicides, fungicides, or plant growth regulators with specific chiral activity.
• Fine Chemical Synthesis: Employed in asymmetric synthesis and the preparation of complex organic molecules requiring the D-asparagine moiety.
• Peptide Chemistry: Used in solid-phase and solution-phase peptide synthesis to incorporate the D-asparagine residue into peptide chains.
• Reference Standard: Acts as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	D-Asparagine Methyl Ester
CAS No.	108258-31-7
Molecular Formula	C5H10N2O3
Molecular Weight	146.15 g/mol
Synonyms	Methyl D-asparaginate; (R)-2-Amino-3-carbamoylpropanoic acid methyl ester; D-Asparagine methyl ester hydrochloride (salt form); H-D-Asn-OMe; Methyl (2R)-2-amino-3-carbamoylpropanoate; (R)-2-Amino-3-carbamoyl-propionic acid methyl ester; D-α-Aminosuccinamic acid methyl ester
EINECS	Contact for details

Quality Control

Our D-Asparagine Methyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) detailing identity, purity, and specific impurity profiles are provided with every shipment and are available upon request.

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 product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Chiral Purity (HPLC)	≥99.0% ee
Loss on Drying	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals	≤20 ppm

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