Description

L-Cysteine, L-tryptophyl-L-methionyl-L-asparaginyl-L-seryl-L-threonylglycyl-L-phenylalanyl-L-threonyl-L-lysyl-L-valyl-L-cysteinylglycyl-L-alanyl-L-prolyl-L-prolyl- CAS NO 290362-31-1 is a synthetic peptide of significant interest in advanced biochemical research and pharmaceutical development. This compound is valued for its specific amino acid sequence, which can be engineered for targeted biological activity and high-purity applications. It is primarily utilized by research institutions and pharmaceutical companies engaged in peptide-based drug discovery, proteomics, and the development of novel therapeutic agents.

Application

• Pharmaceutical Research & Development: As a key intermediate or reference standard in the discovery and synthesis of novel peptide-based therapeutics.
• Biochemical Research: For studying protein-protein interactions, enzyme mechanisms, and cellular signaling pathways in academic and industrial laboratories.
• Proteomics & Biomarker Discovery: Used as a tool compound in mass spectrometry and other analytical techniques to identify and quantify proteins.
• Drug Discovery Platforms: Integration into high-throughput screening assays to identify potential drug candidates targeting specific biological receptors.
• Peptide Library Synthesis: Serving as a building block or a specific sequence in the construction of combinatorial peptide libraries for screening purposes.
• Diagnostic Reagent Development: Potential use in the formulation of specific reagents for clinical diagnostics and immunoassays.

Basic Information

Product Name	L-Cysteine, L-tryptophyl-L-methionyl-L-asparaginyl-L-seryl-L-threonylglycyl-L-phenylalanyl-L-threonyl-L-lysyl-L-valyl-L-cysteinylglycyl-L-alanyl-L-prolyl-L-prolyl- CAS NO 290362-31-1
CAS No.	290362-31-1
Molecular Formula	C84H125N23O24S2
Molecular Weight	1889.2 g/mol (approx.)
Synonyms	H-Cys-Trp-Met-Asn-Ser-Thr-Gly-Phe-Thr-Lys-Val-Cys-Gly-Ala-Pro-Pro-OH; Cys-Trp-Met-Asn-Ser-Thr-Gly-Phe-Thr-Lys-Val-Cys-Gly-Ala-Pro-Pro; CWMDNSTGFPTKVCGAPP; Synthetic Peptide 290362-31-1; L-Cysteine containing peptide; Tryptophan-Methionine-Asparagine-Serine-Threonine-Glycine-Phenylalanine-Threonine-Lysine-Valine-Cysteine-Glycine-Alanine-Proline-Proline peptide
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Every batch is characterized using advanced analytical techniques including HPLC for purity and Mass Spectrometry for identity confirmation. We adhere to strict in-house specifications designed for research-grade materials. Certificates of Analysis (COA) detailing purity, identity, and other critical parameters 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 product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions when possible. Allow the vial to equilibrate to room temperature in a desiccator before opening to prevent condensation and moisture uptake.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (MS)	Complies
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 1.0%
Amino Acid Analysis	Complies with theoretical composition
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80.0%

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