Description

Arginyl-Prolyl-Lysyl-Prolyl-Dodecane CAS NO 111422-31-2 is a synthetic peptide derivative with a lipophilic dodecane tail. This compound is valued for its unique amphiphilic structure, which combines the bioactivity of a peptide sequence with the membrane-interactive properties of a fatty acid chain. It is primarily utilized in advanced pharmaceutical research and cosmetic science, where it serves as a key intermediate or active ingredient for developing novel drug delivery systems and bioactive formulations.

Application

• Pharmaceutical Research: Investigated as a cell-penetrating peptide (CPP) conjugate or a component in prodrug design for enhanced bioavailability.
• Cosmetic Actives: Used in the formulation of high-performance anti-aging and skin-repair serums for its potential peptide-mimetic and moisturizing effects.
• Bioconjugation & Linker Chemistry: Serves as a specialized linker or spacer molecule in the synthesis of peptide-drug conjugates (PDCs).
• Biochemical Research: Employed as a model compound in studies of membrane permeability, peptide-lipid interactions, and self-assembly systems.
• Nutraceutical Development: Explored as a functional ingredient in advanced dietary supplements targeting cellular health and regeneration.

Basic Information

Product Name	Arginyl-Prolyl-Lysyl-Prolyl-Dodecane
CAS No.	111422-31-2
Molecular Formula	C₄₀H₇₆N₁₂O₇
Molecular Weight	849.1 g/mol
Synonyms	Arg-Pro-Lys-Pro-Dodecane; RPKP-Dodecane; H-Arg-Pro-Lys-Pro-C12-OH; Lauryl-RPKP; Nα-Dodecanoyl-Arg-Pro-Lys-Pro; Peptide RPKP C12 conjugate; ARG-PRO-LYS-PRO-DODECYL; Lipopeptide RPKP
EINECS	Contact for details

Quality Control

Our Arginyl-Prolyl-Lysyl-Prolyl-Dodecane is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, mass spectrometry for identity confirmation, and residual solvent analysis. Certificates of Analysis (COA) detailing all specifications are provided to ensure compliance with your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C or as indicated on the label. Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption.

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

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