Description

Lys-Arg-Asp-Ser CAS NO 116430-80-9 is a high-purity tetrapeptide composed of the amino acids Lysine, Arginine, Aspartic Acid, and Serine. This sequence is of significant interest in biochemical research and pharmaceutical development due to its potential role in cell signaling and protein-protein interactions. It is primarily utilized by research institutions and biotechnology companies engaged in peptide synthesis, drug discovery, and the study of bioactive sequences.

Application

• Biochemical Research: Used as a reference standard or intermediate in the study of peptide structure, function, and metabolism.
• Pharmaceutical Development: Serves as a key building block or active pharmaceutical ingredient (API) intermediate in the synthesis of novel therapeutic peptides.
• Cell Biology Studies: Applied in research to investigate cell adhesion, signal transduction pathways, and receptor-ligand interactions.
• Cosmeceutical R&D: Explored for potential applications in skincare formulations targeting specific biological pathways.
• Diagnostic Reagent Production: May be used in the development of immunoassays and other diagnostic tools.

Basic Information

Product Name	Lys-Arg-Asp-Ser
CAS No.	116430-80-9
Molecular Formula	C20H38N10O8
Molecular Weight	546.58 g/mol
Synonyms	Lys-Arg-Asp-Ser Tetrapeptide; L-Lysyl-L-arginyl-L-α-aspartyl-L-serine; KRDS Peptide; H-Lys-Arg-Asp-Ser-OH; Lysine-Arginine-Aspartic Acid-Serine; (2S)-2-[[(2S)-2-[[(2S)-2,6-diaminohexanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]butanedioyl]amino]-3-hydroxypropanoic acid
EINECS	Contact for details

Quality Control

Our Lys-Arg-Asp-Ser is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, MS for identity confirmation, and tests for residual solvents and heavy metals, to ensure it meets the stringent requirements for research and development use. 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 2-8°C for long-term stability. This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 2.0%
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.