Product Specifications
Form: Lyophilized peptide powder
Strength: Add the product-specific strength
Peptide Length: 7 amino-acid residues
Peptide Classification: Synthetic cyclic melanocortin receptor research peptide
Modified Peptide Sequence: Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-OH
Structural Modifications: N-terminal acetylation, norleucine substitution, D-phenylalanine residue, and an Asp-Lys side-chain lactam bridge
Molecular Formula: C50H68N14O10 for the free peptide form
Molecular Weight: Approximately 1025.2 g/mol for the free peptide form
CAS Number: 189691-06-3
Purity: ≥99%, where confirmed through batch-specific HPLC analysis
Appearance: White to off-white lyophilized powder
Intended Use: Laboratory research and analytical applications only
Research Applications
- Analytical characterization using HPLC, UPLC, and LC-MS workflows
- In vitro investigation of melanocortin receptor-binding behavior
- Evaluation of receptor-associated intracellular signaling pathways
- Structure-activity analysis of cyclic melanocortin-related peptide sequences
- Conformational assessment of lactam-bridged synthetic peptides
- Peptide identity, purity, molecular weight, and structural integrity analysis
- Stability profiling under defined temperature, pH, buffer, and storage conditions
Quality Documentation
A batch-specific Certificate of Analysis and applicable analytical documentation should be available for each lot. Peptide identity, modified sequence, cyclization status, purity, molecular weight, formulation details, and batch information should be verified against the records supplied with the individual product. Molecular formula and molecular weight may vary when PT-141 is supplied as an acetate salt, hydrated material, or alternative formulation.
For Laboratory Research Use Only
This product is intended exclusively for controlled laboratory and in vitro research. Not for human or veterinary use. Not for diagnostic, therapeutic, clinical, cosmetic, or household applications.
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