Description

H-Ala-Pro-Tyr-Ala-Oh is a synthetic tetrapeptide sequence of significant interest in biochemical and pharmaceutical research. This compound serves as a crucial building block and model substrate for studying enzyme kinetics, peptide stability, and structure-activity relationships. It is primarily utilized by research institutions and development laboratories in the life sciences sector for proteomics, drug discovery, and as a reference standard in analytical method development.

Application

• Pharmaceutical Research & Development: As a key intermediate or reference standard in the synthesis and study of novel therapeutic peptides.
• Biochemical Assay Development: Used as a specific substrate for characterizing the activity of proteolytic enzymes like proteases and peptidases.
• Proteomics and Metabolic Studies: Employed in research focused on peptide metabolism, degradation pathways, and biomarker discovery.
• Academic Research: Serves as a model compound in university and institutional labs for teaching and investigating peptide chemistry and biochemistry principles.
• Quality Control & Analytical Standards: Acts as a high-purity calibrant or system suitability standard in HPLC, LC-MS, and other chromatographic analyses within QC laboratories.

Basic Information

Product Name	H-Ala-Pro-Tyr-Ala-Oh
CAS No.	89045-46-5
Molecular Formula	C22H30N4O6
Molecular Weight	446.50 g/mol
Synonyms	Ala-Pro-Tyr-Ala; APYA; L-Alanyl-L-prolyl-L-tyrosyl-L-alanine; H-Ala-Pro-Tyr-Ala-OH; Tetrapeptide APYA; Alanine-Proline-Tyrosine-Alanine; 89045-46-5; L-Ala-L-Pro-L-Tyr-L-Ala
EINECS	Contact for details

Quality Control

Our H-Ala-Pro-Tyr-Ala-Oh is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity determination, MS for identity confirmation, and chiral analysis to ensure stereochemical integrity. A detailed Certificate of Analysis (COA) providing batch-specific results is supplied with every order to guarantee consistent quality and traceability for your research and development needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C (refrigerated) or as indicated on the label or COA. This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 1.0%
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80.0%
Optical Rotation	Contact for details

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