Description

Boc-Phe-D-Leu-Phe-D-Leu-Phe-Oh CAS NO 73572-58-4 is a synthetic, protected peptide sequence featuring alternating D- and L-amino acids. This specific configuration is crucial for research into peptide stability, bioactivity, and resistance to enzymatic degradation. It serves as a valuable building block and reference standard for pharmaceutical R&D, particularly in developing novel therapeutic peptides and studying structure-activity relationships.

Application

• Pharmaceutical Research & Development: As a key intermediate in the synthesis of complex peptide-based drug candidates and bioactive molecules.
• Biochemical Studies: For investigating peptide folding, stability, and interactions with biological targets, leveraging its D-amino acid content.
• Proteomics & Peptide Chemistry: Used as a model compound in method development for peptide analysis, purification, and characterization.
• Academic Research: A critical reagent in university and institutional labs for studying peptide synthesis protocols and chiral effects on biological function.
• Reference Standard: Serves as a high-purity analytical standard for quality control and identification purposes in peptide manufacturing.

Basic Information

Product Name	Boc-Phe-D-Leu-Phe-D-Leu-Phe-Oh
CAS No.	73572-58-4
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-Phe-D-Leu-Phe-D-Leu-Phe; N-(tert-Butoxycarbonyl)-L-phenylalanyl-D-leucyl-L-phenylalanyl-D-leucyl-L-phenylalanine; BOC-PHE-D-LEU-PHE-D-LEU-PHE; (3S,6R,9S,12R,15S)-3,9,15-Benzyl-12-isobutyl-6-isobutylmethyl-1,4,7,10,13-pentaoxo-2,5,8,11,14-pentaazaheptadecane-17-oic acid, 1-(1,1-dimethylethyl) ester
EINECS	Contact for details

Quality Control

Our Boc-Phe-D-Leu-Phe-D-Leu-Phe-Oh is manufactured under strict quality systems to ensure batch-to-batch consistency and high purity, suitable for demanding research applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We support compliance with relevant research and development standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider desiccants or inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95.0%
Assay	≥ 97.0%
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm

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