Description

L-Phenylalanine, n-D-Phenylalanyl- is a high-purity dipeptide derivative of the essential amino acid phenylalanine. This compound is valued for its role as a key chiral building block and intermediate in advanced organic synthesis and pharmaceutical research. It is primarily utilized by manufacturers and R&D laboratories in the pharmaceutical, biotechnology, and fine chemical sectors for the development of peptide-based therapeutics and bioactive molecules.

Application

• Pharmaceutical Intermediate: Critical building block for the synthesis of complex peptide drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a substrate or standard in enzymatic studies and metabolic pathway research.
• Peptide Synthesis: Serves as a protected amino acid derivative in solid-phase and solution-phase peptide synthesis.
• Chiral Catalyst/Resolution Agent: Employed in asymmetric synthesis and for the resolution of racemic mixtures due to its defined stereochemistry.
• Nutraceutical & Cosmetic Ingredient: Potential precursor for specialized bioactive compounds in advanced personal care and dietary supplement formulations.

Basic Information

Item	Details
Product Name	L-Phenylalanine, n-D-Phenylalanyl-
CAS No.	2577-22-2
Molecular Formula	C18H20N2O3
Molecular Weight	312.36 g/mol
Synonyms	N-(N-D-Phenylalanyl)-L-phenylalanine; D-Phenylalanyl-L-phenylalanine; H-D-Phe-L-Phe-OH; Phe-Phe dipeptide (D-L isomer); (2R)-2-[[(2S)-2-amino-3-phenylpropanoyl]amino]-3-phenylpropanoic acid; NSC 334358; Phenylalanylphenylalanine
EINECS	Contact for details

Quality Control

Our L-Phenylalanine, n-D-Phenylalanyl- is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral integrity, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) documenting identity, purity, and specific impurities are available upon request.

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 the container is kept tightly sealed in a low-humidity environment to maintain stability and prevent degradation.

Specification

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

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