Sable · Question
What is the difference between Melanotan I and Triptorelin?
Melanotan I is a linear 13-residue alpha-MSH analogue used in melanocortin-1 receptor research (peptide, MW about 1646.8 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 Triptorelin?
Melanotan I is a linear 13-residue alpha-MSH analogue used in melanocortin-1 receptor research (peptide, MW about 1646.8 g/mol).
Which is heavier, Melanotan I or Triptorelin?
Melanotan I has a molecular weight of about 1646.8 g/mol and Triptorelin about 1311.4 g/mol (PubChem), so Melanotan I is heavier by 335.4 g/mol, a ratio of 1.26. This means 1 mg of Melanotan I contains 607.2 nmol versus 762.5 nmol for Triptorelin.
How many mg of Triptorelin 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 Triptorelin (MW 1311.4) weighs 0.7963 mg. Equimolar comparisons matter when testing two compounds side by side in the same assay.
Compare the molecular formulas of Melanotan I and Triptorelin
PubChem lists Melanotan I as C78H111N21O19 (1646.8 g/mol) and Triptorelin as C64H82N18O13 (1311.4 g/mol). Melanotan I is a peptide; Triptorelin 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 Triptorelin in moles?
5 mg of Melanotan I (MW 1646.8) is 3.036 µmol. The same amount of Triptorelin (MW 1311.4) would weigh 3.982 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 Triptorelin in moles?
10 mg of Melanotan I (MW 1646.8) is 6.072 µmol. The same amount of Triptorelin (MW 1311.4) would weigh 7.963 mg. This equimolar conversion lets two compounds be compared at matched molar amounts in the same experiment.
A 2 mg vial of Triptorelin equals how many mg of Melanotan I in moles?
2 mg of Triptorelin (MW 1311.4) is 1.525 µmol. The same amount of Melanotan I (MW 1646.8) would weigh 2.512 mg. This equimolar conversion lets two compounds be compared at matched molar amounts in the same experiment.
A 5 mg vial of Triptorelin equals how many mg of Melanotan I in moles?
5 mg of Triptorelin (MW 1311.4) is 3.813 µmol. The same amount of Melanotan I (MW 1646.8) would weigh 6.279 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 Triptorelin?. UK Research Peptide Reference. Retrieved 11 October 2026, from https://www.sablepeptides.co.uk/questions/compare/melanotan-i-vs-triptorelin/#sqa-040116
APA
Sable Peptides. (2026, October 11). *What is the difference between Melanotan I and Triptorelin?*. UK Research Peptide Reference. https://www.sablepeptides.co.uk/questions/compare/melanotan-i-vs-triptorelin/#sqa-040116
BibTeX
@misc{sable_#sqa-040116_2026,
author = {{Sable Peptides}},
title = {{What is the difference between Melanotan I and Triptorelin?}},
year = {2026},
howpublished = {\url{https://www.sablepeptides.co.uk/questions/compare/melanotan-i-vs-triptorelin/#sqa-040116}},
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