Description

H-Asp-Arg-Oh is a high-purity dipeptide building block, also known as aspartylarginine. This compound is a critical intermediate in the synthesis of more complex peptides and bioactive molecules, valued for its role in constructing specific amino acid sequences. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, biotechnology, and life science sectors for drug discovery and development applications.

Application

• Pharmaceutical Intermediates: Serves as a key building block in the solid-phase and solution-phase synthesis of therapeutic peptides and peptidomimetics.
• Biochemical Research: Used as a standard or reagent in enzymatic studies, metabolic pathway analysis, and proteomics research.
• Cosmetic Peptides: A potential precursor in the formulation of anti-aging and skin-conditioning bioactive peptide ingredients.
• Nutraceutical Development: Investigated for use in the design of specialized dietary supplements and functional food ingredients.
• Enzyme Substrate Analogues: Employed in the development of inhibitors or substrates for arginine-specific proteases and other enzymes.

Basic Information

Product Name	H-Asp-Arg-Oh
CAS No.	2640-07-5
Molecular Formula	C₁₀H₁₉N₅O₅
Molecular Weight	289.29 g/mol
Synonyms	Aspartylarginine; L-Aspartyl-L-arginine; H-Asp-Arg-OH; Asp-Arg; N-(N-L-α-Aspartyl)-L-arginine; L-Asp-L-Arg; Aspartic acid-arginine dipeptide; 2640-07-5
EINECS	Contact for details

Quality Control

Our H-Asp-Arg-Oh is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity verification and identity confirmation by IR and MS. We provide Certificates of Analysis (COA) with each shipment, detailing all specifications and test results to ensure compliance with your research or cGMP starting material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C for long-term stability. This material is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Assay (HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%
Single Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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