Description

Boc-Phe-D-Leu-Phe-D-Leu-Phe-Oh is a synthetic, protected peptide sequence featuring alternating D- and L-amino acids. This compound is a critical building block in advanced peptide synthesis, offering researchers precise control over stereochemistry and chain assembly for complex molecular architectures. It is primarily utilized by pharmaceutical R&D teams and fine chemical manufacturers developing novel therapeutic peptides, peptidomimetics, and biochemical probes.

Application

• Pharmaceutical Research & Development: Serves as a key intermediate in the solid-phase and solution-phase synthesis of complex peptide-based drug candidates.
• Peptidomimetic Design: Used to create stable, non-natural peptide analogs with enhanced metabolic stability and bioavailability for therapeutic applications.
• Biochemical Probes: Acts as a substrate or inhibitor in enzymatic studies and for investigating protein-protein interactions.
• Academic Research: Employed in universities and research institutes for studying peptide structure-activity relationships (SAR) and folding.
• Custom Peptide Synthesis: A fundamental raw material for contract research and manufacturing organizations (CROs/CMOs) producing bespoke peptides for clients.

Basic Information

Product Name	Boc-Phe-D-Leu-Phe-D-Leu-Phe-Oh
CAS No.	66556-73-8
Molecular Formula	C47H62N6O9
Molecular Weight	855.04 g/mol
Synonyms	Boc-Phe-D-Leu-Phe-D-Leu-Phe-OH; tert-Butyloxycarbonyl-Phenylalanyl-D-Leucyl-Phenylalanyl-D-Leucyl-Phenylalanine; Boc-L-Phe-D-Leu-L-Phe-D-Leu-L-Phe-OH; N-α-Boc-L-phenylalanyl-D-leucyl-L-phenylalanyl-D-leucyl-L-phenylalanine; Boc-Phe-D-Leu-Phe-D-Leu-Phe; Protected Pentapeptide Boc-Phe-D-Leu-Phe-D-Leu-Phe
EINECS	Contact for details

Quality Control

Every batch of Boc-Phe-D-Leu-Phe-D-Leu-Phe-Oh is manufactured under strict quality management systems. We provide comprehensive analytical data to ensure identity, purity, and consistency, supporting your regulatory and research requirements. A Certificate of Analysis (COA) detailing specifications such as HPLC purity, chiral purity, and residual solvent content is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Purity (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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