STEP 1
Sterile Lyophilization
Compounds are produced under documented quality procedures, then freeze-dried and nitrogen-sealed in sterile vials.
Melanotan I
CAS #: 75921-69-6
Research Use Only
Peptide Portal supplies research peptides exclusively to qualified researchers and laboratories for in vitro and laboratory use. Products are not for human or veterinary use, not for use in diagnostic procedures, and have not been evaluated by the U.S. Food and Drug Administration.
Melanotan I Overview
Melanotan I is a synthetic tridecapeptide composed of 13 amino acids. It was originally derived from the naturally occurring hormone alpha-melanocyte-stimulating hormone (α-MSH), modified at two positions to resist enzymatic breakdown. Since its characterization in the early 1980s, Melanotan I has been studied extensively in controlled experimental settings for its potential influence on melanocyte activity, receptor signaling, and pigmentary processes.
Sawyer T.K. et al. (1980).
History
The peptide was first synthesized by researchers at the University of Arizona investigating more stable analogs of α-MSH, which degrades within minutes in circulation. Early experiments focused on its ability to sustain melanocyte stimulation and prolonged biological activity in pigmentation models. Over time, studies broadened into receptor, photoprotective, and systemic systems, where Melanotan I (later developed as afamelanotide) consistently demonstrated properties of interest in the context of melanogenesis and biological resilience.
Hadley M.E. et al. (1998).
Melanotan I Structure
- CAS #:
- 75921-69-6
- Molecular Formula:
- C₇₈H₁₁₁N₂₁O₁₉
- Molecular Weight:
- 1646.85 g/mol
- PubChem ID:
- 16197727
STEP 2
Independent Verification
ISO 17025 accredited third-party labs verify every lot — purity by HPLC, identity by mass spectrometry.
STEP 3
Rapid Dispatch
Orders leave our U.S. fulfillment center the same day, with tracking and discreet packaging on every order.
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Each vial contains the labelled quantity of lyophilized peptide. The stated milligram figure refers to the peptide content, not the total mass of the lyophilized cake.
Reconstitution requires bacteriostatic water and appropriate laboratory equipment, which are not included.
Products ship as research materials without directions for use. Handling should follow your own laboratory protocols.
Store lyophilized material at 2-8°C and away from light. Once reconstituted, follow your laboratory's stability guidance.
