Description

H-Asp-Asp-Asp-Oh is a tripeptide composed of three aspartic acid residues, a fundamental building block in peptide synthesis and biochemical research. This compound matters for its role as a key intermediate in the production of longer, more complex peptides and for studying the properties of polyanionic sequences. Pharmaceutical, biotechnology, and academic research laboratories need it for drug discovery, proteomics, and as a standard for analytical method development. Its consistent quality and purity are critical for ensuring reliable experimental and manufacturing outcomes.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the solid-phase or solution-phase synthesis of therapeutic peptides and peptidomimetics.
• Biochemical Research: Used as a model compound to study the behavior, folding, and interactions of acidic amino acid sequences in proteins.
• Proteomics & Diagnostics: Functions as a reference standard or calibrant in mass spectrometry and chromatographic analysis for peptide quantification.
• Enzyme Substrate/Analog: Investigated for its potential as a substrate or inhibitor for enzymes that recognize aspartic acid motifs.
• Cosmetic Peptide Synthesis: Employed in the research and development of bioactive peptides for advanced skincare formulations.
• Academic & Industrial R&D: A fundamental reagent for universities and contract research organizations (CROs) exploring peptide chemistry and applications.

Basic Information

Product Name	H-Asp-Asp-Asp-Oh
CAS No.	107208-63-9
Molecular Formula	C12H17N3O9
Molecular Weight	347.28 g/mol
Synonyms	Aspartic Acid Tripeptide; H-Asp-Asp-Asp-OH; Tri-L-aspartic acid; L-Aspartyl-L-aspartyl-L-aspartic acid; Aspartyl-aspartyl-aspartic acid; AAA; (S)-2-((S)-2-((S)-2-Amino-3-carboxypropanamido)-3-carboxypropanamido)succinic acid; Poly(aspartic acid) trimer
EINECS	Contact for details

Quality Control

Every batch of H-Asp-Asp-Asp-Oh is manufactured under controlled conditions and undergoes rigorous analytical testing to ensure identity, purity, and consistency. Our quality system is designed to meet the stringent requirements of research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity (by HPLC), chiral purity, and residual solvent levels is provided with each shipment to support your quality assurance protocols.

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) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Chiral Purity	≥ 98.0% (L-isomer)
Water Content (KF)	≤ 5.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	< 20 ppm

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