Description

H-Phe-Leu-Oh is a high-purity dipeptide derivative composed of phenylalanine and leucine residues. This compound serves as a critical building block and intermediate in advanced organic synthesis and pharmaceutical research. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and peptide synthesis sectors who require reliable, high-quality raw materials for drug discovery and development.

Application

• Pharmaceutical Intermediate: Used in the synthesis of more complex peptide-based active pharmaceutical ingredients (APIs) and drug candidates.
• Biochemical Research: Serves as a standard or substrate in enzymatic studies and metabolic pathway investigations.
• Peptide Synthesis: A fundamental building block (amino acid derivative) in solid-phase and solution-phase peptide synthesis for research and production.
• Proteomics & Cell Biology: Employed in the study of protein-protein interactions and cellular signaling processes.
• Cosmetic Peptides: Potential intermediate for the development of bioactive peptides used in skincare formulations.
• Academic & Industrial R&D: A key reagent for universities and corporate laboratories exploring new therapeutic compounds and biomaterials.

Basic Information

Product Name	H-Phe-Leu-Oh
CAS No.	3303-55-7
Molecular Formula	C15H22N2O3
Molecular Weight	278.35 g/mol
Synonyms	L-Phenylalanyl-L-leucine; Phe-Leu; F-L; H-Phe-Leu-OH; N-(3-Phenyl-1-oxopropyl)-L-leucine; L-Leucine, N-L-phenylalanyl-; Phenylalanine-leucine dipeptide; (2S)-2-[[(2S)-2-Amino-3-phenylpropanoyl]amino]-4-methylpentanoic acid
EINECS	Contact for details

Quality Control

Our H-Phe-Leu-Oh is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance and regulatory needs.

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 product is hygroscopic (moisture-sensitive) and must be kept in a dry environment. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Heavy Metals	< 10 ppm
Residue on Ignition	< 0.1%
Single Impurity (HPLC)	≤ 0.5%

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