Description

H-Asp-Phe-Nh2 CAS NO 5241-71-4 is a high-purity dipeptide derivative, specifically the amide of aspartylphenylalanine. This compound serves as a critical intermediate and building block in advanced pharmaceutical synthesis and peptide research. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors requiring precise molecular components for drug development and biochemical studies.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of more complex peptide-based active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a substrate or standard in enzymatic studies and metabolic pathway investigations.
• Peptide Synthesis: Serves as a protected dipeptide unit in solid-phase and solution-phase peptide chain assembly.
• Flavor Precursor: Potential intermediate in the research and development of high-intensity sweeteners and flavor enhancers.
• Cosmetic Peptides: Investigated for use in the formulation of bioactive cosmetic and dermatological preparations.
• Reference Standard: Employed as a certified reference material (CRM) for analytical method development and quality control in laboratories.

Basic Information

Product Name	H-Asp-Phe-Nh2
CAS No.	5241-71-4
Molecular Formula	C13H17N3O5
Molecular Weight	295.29 g/mol
Synonyms	Aspartame Precursor; L-Aspartyl-L-phenylalanine amide; Asp-Phe-NH2; H-Asp-Phe-NH2; N-(L-α-Aspartyl)-L-phenylalanine-1-amide; L-Asp-L-Phe-NH2; Aspartylphenylalanine Amide; 5241-71-4
EINECS	226-040-6

Quality Control

Our H-Asp-Phe-Nh2 is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and residual solvent screening, to ensure it meets the high standards required for research and pharmaceutical applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption. For long-term storage, consider desiccants or inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation	-20.0° to -25.0° (c=1 in H2O)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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