Description

Ac-Arg-Arg-Trp-Trp-Cys-Arg-NH2 is a synthetic peptide with the CAS Registry Number 138559-60-1. This compound is of significant interest in biochemical and pharmaceutical research due to its specific amino acid sequence, which can be engineered for targeted biological activity. It is primarily utilized by research institutions and development laboratories in the life sciences sector for applications in drug discovery, proteomics, and as a reference standard.

Application

• Biochemical Research: Used as a model peptide for studying protein-protein interactions, enzyme substrates, or receptor binding mechanisms.
• Pharmaceutical Development: Serves as a key intermediate or lead compound in the discovery and development of novel therapeutic agents.
• Proteomics & Diagnostics: Employed as a calibration standard or antigen in assay development and diagnostic test kits.
• Academic Studies: Utilized in university and institutional labs for teaching and advanced research in peptide chemistry and molecular biology.
• Cosmeceutical Research: Investigated for potential bioactive properties in advanced skincare and cosmetic formulations.

Basic Information

Product Name	Ac-Arg-Arg-Trp-Trp-Cys-Arg-NH2
CAS No.	138559-60-1
Molecular Formula	C50H76N20O9S
Molecular Weight	1157.34 g/mol
Synonyms	Acetyl-Arg-Arg-Trp-Trp-Cys-Arg-amide; Ac-RRWWRCR-NH2; Ac-Arg-Arg-Trp-Trp-Cys-Arg Amide; N-Acetyl-L-arginyl-L-arginyl-L-tryptophyl-L-tryptophyl-L-cysteinyl-L-argininamide; L-Cysteinamide, N-acetyl-L-arginyl-L-arginyl-L-tryptophyl-L-tryptophyl-L-cysteinyl-L-arginyl-; Peptide R&D Compound 138559-60-1; Ac-RRWWCR-NH2 (sequence shorthand)
EINECS	Contact for details

Quality Control

Our Ac-Arg-Arg-Trp-Trp-Cys-Arg-NH2 is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, MS for identity confirmation, and amino acid analysis. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your research or development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dry environment. This product is hygroscopic (moisture-sensitive). Allow the vial to equilibrate to room temperature before opening to minimize moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (HPLC)	≥ 95%
Single Impurity (HPLC)	≤ 1.0%
Amino Acid Composition	Conforms to theoretical values
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80%

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