Sable · Question
What is the difference between Melanotan I and Pinealon?
Melanotan I is a linear 13-residue alpha-MSH analogue used in melanocortin-1 receptor research (peptide, MW about 1646.8 g/mol). Pinealon is a synthetic tripeptide from the Khavinson short-peptide series studied in neuronal cell-culture research (peptide, MW about 418.4 g/mol).
Research use only. Not for human consumption. No health claims.
Last verified 2026-10-10
What is the difference between Melanotan I and Pinealon?
Melanotan I is a linear 13-residue alpha-MSH analogue used in melanocortin-1 receptor research (peptide, MW about 1646.8 g/mol). Pinealon is a synthetic tripeptide from the Khavinson short-peptide series studied in neuronal cell-culture research (peptide, MW about 418.4 g/mol).
Which is heavier, Melanotan I or Pinealon?
Melanotan I has a molecular weight of about 1646.8 g/mol and Pinealon about 418.4 g/mol (PubChem), so Melanotan I is heavier by 1,228.4 g/mol, a ratio of 3.94. This means 1 mg of Melanotan I contains 607.2 nmol versus 2,390.1 nmol for Pinealon.
How many mg of Pinealon are equimolar to 1 mg of Melanotan I?
1 mg of Melanotan I (MW 1646.8) is 607.2 nmol. The same number of moles of Pinealon (MW 418.4) weighs 0.2541 mg. Equimolar comparisons matter when testing two compounds side by side in the same assay.
Compare the molecular formulas of Melanotan I and Pinealon
PubChem lists Melanotan I as C78H111N21O19 (1646.8 g/mol) and Pinealon as C15H26N6O8 (418.4 g/mol). Melanotan I is a peptide; Pinealon is a peptide. These formulas refer to the parent compounds without salt counter-ions.
A 5 mg vial of Melanotan I equals how many mg of Pinealon in moles?
5 mg of Melanotan I (MW 1646.8) is 3.036 µmol. The same amount of Pinealon (MW 418.4) would weigh 1.27 mg. This equimolar conversion lets two compounds be compared at matched molar amounts in the same experiment.
A 10 mg vial of Melanotan I equals how many mg of Pinealon in moles?
10 mg of Melanotan I (MW 1646.8) is 6.072 µmol. The same amount of Pinealon (MW 418.4) would weigh 2.541 mg. This equimolar conversion lets two compounds be compared at matched molar amounts in the same experiment.
A 10 mg vial of Pinealon equals how many mg of Melanotan I in moles?
10 mg of Pinealon (MW 418.4) is 23.901 µmol. The same amount of Melanotan I (MW 1646.8) would weigh 39.359 mg. This equimolar conversion lets two compounds be compared at matched molar amounts in the same experiment.
A 20 mg vial of Pinealon equals how many mg of Melanotan I in moles?
20 mg of Pinealon (MW 418.4) is 47.801 µmol. The same amount of Melanotan I (MW 1646.8) would weigh 78.719 mg. This equimolar conversion lets two compounds be compared at matched molar amounts in the same experiment.
More questions about melanotan-i
A CoA for every lot; each vial carries a printed lot number that matches it. Ask with the lot number and we send it.
Cite this
Research use only. Not for consumption. No health claims.
Plain
Sable Peptides. (2026). What is the difference between Melanotan I and Pinealon?. UK Research Peptide Reference. Retrieved 11 October 2026, from https://www.sablepeptides.co.uk/questions/compare/melanotan-i-vs-pinealon/#sqa-040120
APA
Sable Peptides. (2026, October 11). *What is the difference between Melanotan I and Pinealon?*. UK Research Peptide Reference. https://www.sablepeptides.co.uk/questions/compare/melanotan-i-vs-pinealon/#sqa-040120
BibTeX
@misc{sable_#sqa-040120_2026,
author = {{Sable Peptides}},
title = {{What is the difference between Melanotan I and Pinealon?}},
year = {2026},
howpublished = {\url{https://www.sablepeptides.co.uk/questions/compare/melanotan-i-vs-pinealon/#sqa-040120}},
note = {Accessed 11 October 2026. CC BY 4.0}
}Badge
<a href="https://www.sablepeptides.co.uk/ref"><img src="https://www.sablepeptides.co.uk/badge/ref.svg" alt="Data: UK Research Peptide Reference — Sable Peptides" width="220" height="40"></a>
Date modified: 2026-10-10