Description

Arg-Pro-Gly-Phe-Ser-Pro-Phe-Arg is a synthetic peptide sequence with the CAS number 80943-05-1. This compound is of significant interest in biochemical and pharmaceutical research due to its specific amino acid sequence, which can be utilized as a substrate, inhibitor, or model compound in enzymatic studies. It is primarily needed by research institutions, biotechnology companies, and pharmaceutical developers working in areas such as protease research, peptide synthesis, and drug discovery.

Application

• Biochemical Research: Used as a specific substrate or inhibitor in enzymatic assays to study protease activity and kinetics.
• Pharmaceutical Development: Serves as a key intermediate or reference standard in the discovery and development of peptide-based therapeutics.
• Proteomics & Signal Transduction: Employed in research to investigate protein-protein interactions and cellular signaling pathways.
• Academic Research: Utilized in university and institutional labs for fundamental studies in biochemistry, molecular biology, and medicinal chemistry.
• Quality Control: Acts as a reference material for the calibration and validation of analytical instruments like HPLC and mass spectrometers in QC laboratories.
• Peptide Library Synthesis: Incorporated into combinatorial peptide libraries for high-throughput screening against biological targets.

Basic Information

Product Name	Arg-Pro-Gly-Phe-Ser-Pro-Phe-Arg
CAS No.	80943-05-1
Molecular Formula	C50H74N18O11
Molecular Weight	1079.24 g/mol
Synonyms	RPGFSPFR; H-Arg-Pro-Gly-Phe-Ser-Pro-Phe-Arg-OH; Octapeptide Arg-Pro-Gly-Phe-Ser-Pro-Phe-Arg; Bradykinin Potentiating Peptide Fragment; BPP Fragment; Arg-Pro-Gly-Phe-Ser-Pro-Phe-Arg Peptide; 80943-05-1; L-Arginyl-L-prolylglycyl-L-phenylalanyl-L-seryl-L-prolyl-L-phenylalanyl-L-arginine
EINECS	Contact for details

Quality Control

Our Arg-Pro-Gly-Phe-Ser-Pro-Phe-Arg is produced under stringent conditions to ensure high purity and batch-to-batch consistency, suitable for critical research applications. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to relevant quality management standards to guarantee product integrity and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below for long-term stability. This hygroscopic (moisture-sensitive) material should be kept in a cool, dry place and allowed to equilibrate to room temperature in a desiccator before opening to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95.0%
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80.0%
Single Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 5.0%

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