Melanotan II Structure
Synthetic cyclic heptapeptide analog of α-MSH
- CAS Number
- 121062-08-6
- Molecular Formula
- C50H69N15O9
- Molecular Weight
- 1024.18 g/mol
- Sequence
- Ac-Nle-c[Asp-His-D-Phe-Arg-Trp-Lys]-NH2
- Structure
- Cyclic lactam
FDA Disclaimer
Statements made regarding our products have not been evaluated by the U.S. Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease. Product information on this website is provided for laboratory research purposes only. All products are sold strictly for laboratory research use by qualified professionals and are not for human, veterinary, or food use in any form. Information presented on this website is not a substitute for, or alternative to, information from a qualified health care practitioner. Please consult a licensed health care professional regarding any potential interactions or complications before using any product. This notice is required under the Federal Food, Drug, and Cosmetic Act. Read the full disclaimer →
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FOR RESEARCH USE ONLY. This compound is not FDA approved. All data presented is from clinical trials for educational reference.

Peptide
A cyclic peptide analog of α-MSH that binds melanocortin receptors, studied for melanogenesis and related pathways in research settings. Premium Research Peptide.
Verified Test Results
Each batch is analyzed by an ISO/IEC 17025 accredited third-party laboratory before it ships. This is the released report for the current batch, exactly as the lab signed it.
Certificate of Analysis
Purity by HPLC
Chemical and structural properties
Synthetic cyclic heptapeptide analog of α-MSH
Non-selective melanocortin receptor agonist
Handling and storage requirements
Peer-reviewed literature
Every research claim on this page traces back to one of the 5 publications below.
Not for human, veterinary, or food use. This product is sold exclusively for research and educational purposes. It is not intended to diagnose, treat, cure, or prevent any disease.
All clinical trial data and research findings presented on this page are sourced from peer-reviewed journals and official publications. They are provided for educational reference only and should not be interpreted as medical advice or product claims.
By purchasing this product, you confirm that you are a qualified researcher and will use it in accordance with all applicable laws and regulations.
40% off from 10 units per product, 50% off from 50 + free 2-day signed delivery.
40% off from 10 units per product, 50% off from 50 + free 2-day signed delivery.
Full QC panel
6 passed · 2 reportedAppearance
Visual
Purity
HPLC · spec ≥ 95%
Net Peptide Content
HPLC
Identity
HPLC
Fentanyl Screen
Immunoassay
Heavy Metals
ICP-MS
Sterility
PCR
Endotoxin
USP <85>
Open any lot's signed certificate. Your order ships with its own lot-specific report.
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