Reference Tool
Compare Compounds
Place up to three reference compounds side by side to compare their molecular profile, pharmacokinetics, and handling.
| Attribute | melanotan-ii | pt-141-bremelanotide | ghk-cu |
|---|---|---|---|
| Field of Medicine | Dermatology · Pigmentation Research | Sexual-Health Research | Dermatology · Wound-Healing Research |
| Category | cosmetic | sexual-health | cosmetic |
| Formula | C50H69N15O9 | C50H68N14O10 | C14H24N6O4·Cu |
| Molecular Weight | 1024.18 Da | 1025.18 Da | 402.92 Da |
| Sequence | — | — | Gly-His-Lys + Cu(II) |
| CAS Number | 121062-08-6 | 189691-06-3 | 49557-75-7 |
| Half-Life | ~1 hour | ~2 hours | — |
| Route (research) | — | Subcutaneous in research | Topical, intradermal, or subcutaneous in research |
| Onset / Steady-state | — | — | — |
| Lyophilized Storage | −20°C long term; 2–8°C short term (weeks). Protect from light. | −20°C long term; 2–8°C short term (weeks). Protect from light. | −20°C long term; 2–8°C short term (weeks). Protect from light. |
| Reconstituted Storage | 2–8°C, generally up to 14–28 days depending on compound. | 2–8°C, generally up to 14–28 days depending on compound. | 2–8°C, generally up to 14–28 days depending on compound. |