Description

D-Norvaline, 3-Ethyl-, Methyl Ester (9Ci) is a chiral, non-proteinogenic amino acid derivative of significant interest in advanced organic synthesis and pharmaceutical research. This compound serves as a crucial chiral building block and intermediate for the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors seeking high-purity, stereochemically defined intermediates.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new therapeutic agents, including peptidomimetics and enzyme inhibitors.
• Agrochemical Synthesis: Used in the creation of chiral active ingredients for advanced pesticides and herbicides, leveraging its specific stereochemistry.
• Peptide Chemistry: Serves as a protected amino acid derivative for the solid-phase and solution-phase synthesis of modified peptides and peptide analogs.
• Asymmetric Synthesis: Employed as a chiral auxiliary or starting material in catalytic asymmetric reactions to induce stereoselectivity.
• Biochemical Research: Used as a standard or reagent in metabolic pathway studies and enzyme-substrate interaction research.
• Fine Chemical Production: An intermediate in the multi-step synthesis of complex, high-value specialty chemicals and flavors/fragrances.

Basic Information

Item	Details
Product Name	D-Norvaline, 3-Ethyl-, Methyl Ester (9Ci)
CAS No.	738517-62-9
Molecular Formula	C8H17NO2
Molecular Weight	159.23 g/mol
Synonyms	Methyl (2R)-2-amino-3-ethylpentanoate; D-3-Ethylnorvaline methyl ester; (R)-2-Amino-3-ethylpentanoic acid methyl ester; Methyl D-3-ethylnorvalinate; (R)-Methyl 2-amino-3-ethylpentanoate; 738517-62-9; D-α-Amino-β-ethylvaleric acid methyl ester
EINECS	Contact for details

Quality Control

Our D-Norvaline, 3-Ethyl-, Methyl Ester (9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This material is moisture-sensitive; keep the container tightly sealed under an inert atmosphere if necessary to maintain stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral 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.