neuroendocrine research

Evidence · High

PT-141

Also known as: Bremelanotide

PT-141 (bremelanotide) is a cyclic heptapeptide melanocortin receptor agonist (with activity at MC3R and MC4R).

Research context

PT-141 (bremelanotide) is a cyclic heptapeptide melanocortin receptor agonist (with activity at MC3R and MC4R). Preclinical studies focus on central melanocortin pathway signaling. The compound is approved as a therapeutic in the U.S. under a different regulatory pathway; the material supplied here is a research-grade reference and is not the approved therapeutic product.

Storage & stability

Store lyophilized at -20°C.

Purity & testing standards

Each batch of PT-141 is analyzed by an independent third-party laboratory. Standard release testing includes reverse-phase HPLC at 220 nm (purity target HPLC ≥99%), electrospray mass spectrometry (identity confirmation), and endotoxin screening. Batch numbers on each vial resolve to a downloadable COA on this site.