Description

D-Ornithine, Ethyl Ester (9Ci) is a high-purity, enantiomerically pure derivative of the amino acid ornithine, specifically formulated as an ethyl ester. This compound is a critical chiral building block and intermediate in advanced organic synthesis, valued for its role in constructing complex molecules with defined stereochemistry. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors developing peptide-based therapeutics, diagnostic agents, and specialized biochemical tools.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of novel peptide drugs and enzyme inhibitors.
• Biochemical Research: Used as a substrate or precursor in enzymatic studies and metabolic pathway investigations.
• Peptide Synthesis: Serves as a protected amino acid derivative in solid-phase and solution-phase peptide synthesis for creating custom sequences.
• Diagnostic Reagent Development: Employed in the formulation of specialized reagents and kits for clinical diagnostics and research assays.
• Fine Chemical Production: Acts as a building block for synthesizing complex organic molecules with specific stereochemical requirements.
• Nutritional Science Research: Investigated as a potential precursor or analog in studies related to amino acid metabolism and supplementation.

Basic Information

Product Name	D-Ornithine, Ethyl Ester (9Ci)
CAS No.	150943-78-5
Molecular Formula	C7H16N2O2
Molecular Weight	160.22 g/mol
Synonyms	D-Ornithine ethyl ester; (R)-2,5-Diaminopentanoic acid ethyl ester; Ethyl D-ornithinate; H-D-Orn-OEt; D-Ornithine O-ethyl ester; (R)-2,5-Diaminovaleric acid ethyl ester; D-2,5-Diaminopentanoic acid ethyl ester; (R)-Ornithine ethyl ester
EINECS	Contact for details

Quality Control

Our D-Ornithine, Ethyl Ester (9Ci) is manufactured under strict quality management systems. Each batch is subjected to 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) detailing identity, purity, and specific impurity profiles are available upon request to support your quality assurance protocols.

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 material is hygroscopic (moisture-sensitive); ensure containers are sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% (D-isomer)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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