Description

Boc-L-Ornithine Methyl Ester Hcl is a protected amino acid derivative of significant importance in organic synthesis and peptide chemistry. This compound serves as a crucial building block for the controlled introduction of the ornithine side chain, enabling the synthesis of complex peptides and peptidomimetics. It is primarily utilized by researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors for drug discovery and development projects.

Application

• Peptide Synthesis: A key intermediate in solid-phase and solution-phase peptide synthesis (SPPS) for incorporating ornithine residues.
• Pharmaceutical Research: Used in the development of novel therapeutic peptides, enzyme inhibitors, and drug candidates.
• Bioconjugation: Acts as a linker or spacer molecule in the preparation of antibody-drug conjugates (ADCs) and other bioconjugates.
• Chemical Biology: Employed in the study of protein-protein interactions and the design of molecular probes.
• Fine Chemical Production: Serves as a precursor for the synthesis of more complex, non-proteinogenic amino acids and specialty chemicals.

Basic Information

Product Name	Boc-L-Ornithine Methyl Ester Hcl
CAS No.	748150-93-8
Molecular Formula	C11H23ClN2O4
Molecular Weight	282.76 g/mol
Synonyms	Boc-Orn(OMe)-HCl; (S)-Methyl 2-((tert-butoxycarbonyl)amino)-5-aminopentanoate hydrochloride; Nα-Boc-Nδ-H-L-Ornithine methyl ester hydrochloride; tert-Butyloxycarbonyl-L-ornithine methyl ester hydrochloride; Boc-L-Orn-OMe·HCl; N-Boc-L-ornithine methyl ester hydrochloride; Methyl N2-[(tert-butoxy)carbonyl]-L-ornithinate hydrochloride
EINECS	Contact for details

Quality Control

Our Boc-L-Ornithine Methyl Ester Hcl is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and optical rotation analysis, to ensure high chemical purity and chiral integrity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical research and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥98.0%
Optical Rotation	-15.0° to -18.0° (c=1 in MeOH)
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.