{"slug":"pt-141-10mg","product":"PT-141 10mg","productUrl":"https://aurex.bio/products/pt-141-10mg","curated":true,"cas":"189691-06-3","molecularFormula":"C₅₀H₆₈N₁₄O₁₀","molarMass":"1025.18 g/mol","purityFloor":"≥99%","endotoxinSpec":"<1.0 EU/mg","heavyMetalsScreened":true,"mechanism":"PT-141 (Bremelanotide) is a synthetic cyclic heptapeptide melanocortin-receptor agonist. In vitro it activates MC3R and MC4R subtypes with nanomolar affinity.","applications":[{"area":"Melanocortin receptor signaling","description":"cAMP assays in HEK293 cells expressing recombinant MC3R / MC4R.","concentrationRange":"nM range"},{"area":"Receptor selectivity profiling","description":"Comparative binding panels across MC1R–MC5R subtypes.","concentrationRange":"nM range"}],"synergies":[{"name":"Melanotan-II","rationale":"Non-selective melanocortin agonist comparator."}],"storage":{"lyophilizedTemp":"−20°C or below, desiccated","reconstitutedTemp":"2–8°C, use within 30 days","light":"Protect from light and air","solubility":"Soluble in bacteriostatic water (0.9% benzyl alcohol)"},"citations":[{"authors":"Molinoff PB, et al.","year":2003,"journal":"Annals of the New York Academy of Sciences","title":"PT-141: a melanocortin agonist for the treatment of sexual dysfunction"}],"disclaimer":"Reference data is supplied for in-vitro literature context only. Aurex does not provide dosage or use guidance — Federal regulations governing research-chemical distribution prohibit it. Not for human or veterinary use. Not FDA approved."}