MT-2 reference profile
Melanotan II (MT-2) is a synthetic cyclic heptapeptide analogue of the alpha-MSH core sequence. It is widely referenced in experimental literature examining melanocortin receptor pharmacology and peptide structure-activity relationships.
Scientific nameMelanotan II (MT-2)
CAS Registry No.121062-08-6
Molecular formulaC50H69N15O9
Molecular weight1024.2 g/mol
SequenceAc-Nle-Asp-His-D-Phe-Arg-Trp-Lys-NH2 (cyclic)
Peptide lengthCyclic heptapeptide
ClassificationSynthetic alpha-MSH analogue / melanocortin research peptide
Research context
- Melanocortin receptor pharmacology
- Cyclic peptide structure-activity research
- Pigment-cell and melanocortin signalling models
MT-2 is a lactam-bridged cyclic analogue derived from the melanocortin peptide sequence. Its inclusion here is for laboratory research and analytical identification only, without human-use or therapeutic claims.
Analytical and handling notes
Storage & handling
Follow the current batch documentation and the receiving laboratory's validated storage protocol.
Analytical notes
Batch-specific identity, purity and other analytical values should be taken from the current COA or batch record.
Research-only presentationNo human or veterinary administration, dosing or consumption information is provided on this page.
Reference sources
PubChem: Melanotan IIExternal scientific referenceOpen source ↗PubMed: early MT-II structure/activity studyExternal scientific referenceOpen source ↗