Description

L-Alanine, L-Cysteinyl-L-Arginyl-L-α-Glutamyl-L-Lysyl- is a synthetic peptide sequence of significant interest in advanced biochemical research and development. This compound, identified by CAS number 847058-45-1, is valued for its specific amino acid arrangement, which can be engineered to mimic or modulate biological activity. It is primarily utilized by research institutions and pharmaceutical developers focused on peptide-based therapeutics, diagnostic tools, and high-purity biochemical standards.

Application

• Pharmaceutical R&D: Serves as a key intermediate or reference standard in the development of novel peptide drugs and therapeutic agents.
• Biochemical Research: Used as a model compound in studies of protein-protein interactions, enzyme substrates, or receptor binding assays.
• Diagnostic Development: Employed in the formulation and calibration of diagnostic kits and assays that require specific peptide sequences.
• Cosmeceutical Ingredients: Potential application in the research of advanced skincare and cosmeceutical products targeting specific biological pathways.
• Academic & Institutional Research: A critical reagent for universities and research labs studying peptide synthesis, stability, and bioactivity.

Basic Information

Product Name	L-Alanine, L-Cysteinyl-L-Arginyl-L-α-Glutamyl-L-Lysyl-
CAS No.	847058-45-1
Molecular Formula	C24H44N10O8S
Molecular Weight	632.75 g/mol
Synonyms	Ala-Cys-Arg-Glu-Lys; ACR-EK; H-Ala-Cys-Arg-Glu-Lys-OH; L-Alanyl-L-cysteinyl-L-arginyl-L-α-glutamyl-L-lysine; Pentapeptide ACR-EK; (Ala)-(Cys)-(Arg)-(Glu)-(Lys); ACR(E)K; Custom Peptide 847058-45-1
EINECS	Contact for details

Quality Control

Our peptide products are manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity, suitable for sensitive research applications. Each lot is accompanied by comprehensive analytical data, including HPLC purity and mass spectrometry (MS) confirmation. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below for long-term stability. This material is hygroscopic (moisture-sensitive); ensure containers are sealed under inert atmosphere or desiccant after each use to maintain integrity. For short-term use, store at 2-8°C.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 1.0%
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80.0%
Acetate Content (HPIC)	≤ 10.0%

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