Description

D-Phenylalanine is the non-proteinogenic D-enantiomer of the essential amino acid phenylalanine, distinguished by its unique stereochemistry. This compound is a critical chiral building block and intermediate in the synthesis of pharmaceuticals, agrochemicals, and fine chemicals, where its specific configuration imparts desired biological activity and metabolic stability. It is primarily utilized by research institutions, pharmaceutical development labs, and manufacturers of high-value active pharmaceutical ingredients (APIs) and nutraceutical supplements.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of various peptide-based drugs, enzyme inhibitors, and other bioactive molecules.
• Nutraceutical Research: Investigated for use in dietary supplements and clinical nutrition due to its role in metabolic pathways.
• Asymmetric Synthesis: Serves as a versatile starting material or resolving agent in stereoselective organic synthesis for agrochemicals and specialty chemicals.
• Biochemical Research: Used in enzymology studies, as a substrate for D-amino acid oxidase, and in the preparation of culture media.
• Food Science: Applied in research related to flavor enhancement and the study of D-amino acids in food processing.

Basic Information

Product Name	D-Phenylalanine
CAS No.	673-06-3
Molecular Formula	C9H11NO2
Molecular Weight	165.19 g/mol
Synonyms	(R)-2-Amino-3-phenylpropanoic Acid; D-(-)-Phenylalanine; (R)-Phenylalanine; D-α-Aminohydrocinnamic Acid; D-Phe; D-Phenylglycine (homolog); FA-D; (R)-2-Amino-3-phenylpropionic Acid
EINECS	211-603-5

Quality Control

Our D-Phenylalanine is manufactured under a strict quality management system. Each batch is tested to ensure high chemical purity and enantiomeric excess, meeting the rigorous standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and specific rotation is provided with every shipment. We can supply material compliant with various pharmacopeial monographs upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.5%
Specific Rotation [α]20/D	-33° to -36° (c=1 in H2O)
Loss on Drying	≤ 0.5%
Residue on Ignition (Sulfated Ash)	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Chiral Purity (Enantiomeric Excess)	≥ 99.0%

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