Cyclic peptide / Material & research guide
PT141
PT-141 is also known as bremelanotide and belongs to melanocortin-receptor peptide research.
Catalog specification — select for your inquirySelected: 10 mg × 10 vials
Nominal catalog options, not a live availability guarantee. Final supply is confirmed in the written quotation.
Material profile
About the material
PT-141 is also known as bremelanotide and belongs to melanocortin-receptor peptide research.
For PT141, the useful starting point is the material identity—not the broad research category. Compare the complete name and supplied form with the reference used by your laboratory.
Confirm cyclization, terminal chemistry and the full material identity. PT-141 and Melanotan II should be quoted separately.
Scientific context
Research context
It is related to, but not identical with, other melanocortin analogues. Research or clinical formulation data do not turn an independently supplied material into a finished medicine.
Bremelanotide for the Treatment of Hypoactive Sexual Desire Disorder: Two Randomized Phase 3 Trials.
Obstetrics and gynecology · 2019 · PMID 31599840
Read the named material, experimental model, controls and limitations in the original paper. This source is scientific background, not a certificate for the offered lot.
Read the primary publication ↗Double-blind, placebo-controlled evaluation of the safety, pharmacokinetic properties and pharmacodynamic effects of intranasal PT-141, a melanocortin receptor agonist, in healthy males and patients with mild-to-moderate erectile dysfunction.
International journal of impotence research · 2004 · PMID 14963471
Read the named material, experimental model, controls and limitations in the original paper. This source is scientific background, not a certificate for the offered lot.
Read the primary publication ↗For laboratory research use only. Not for human or veterinary use, diagnosis or therapeutic application. No administration or dosing protocol is provided.
Catalog & quotation
Specifications
| Catalog material | PT141 |
|---|---|
| Material class | Cyclic peptide |
| Listed options | 10 mg × 10 vials |
| Identity / supplied form | Confirm cyclization, terminal chemistry and the full material identity. PT-141 and Melanotan II should be quoted separately. |
| Identity, purity and content | Request the method, acceptance specification and lot-specific results. Chromatographic purity and net material content are separate measurements. |
| Storage / stability | Follow the written instructions for the actual material and batch. No universal 24-month shelf life or solution stability is assumed. |
Evidence for the offered material
Documents
Confirm document availability for the actual material and lot. A catalog purity target or packaging label is not a released batch result.
Confirm cyclization, terminal chemistry and the full material identity. PT-141 and Melanotan II should be quoted separately.
Ask which tests and underlying files are available, what each result measures and which batch it covers. Do not infer a test result from an image or badge.
Match product name, selected specification, lot reference and packaging to the quotation. Ask about any difference before confirming supply.
Before you inquire
Questions
Is PT-141 interchangeable with Melanotan II?
Confirm cyclization, terminal chemistry and the full material identity. PT-141 and Melanotan II should be quoted separately.
What should my PT141 inquiry include?
Include the exact material name, the catalog option or required specification, quantity, destination and any documents needed before quotation. Keep nominal amount per container separate from the number of containers.
Does the catalog image confirm the selected specification?
No. It is a catalog illustration. The image may show one variant while the selector lists other options. Use the written quotation and matching batch documents to confirm supply.
Does a paper or an existing report validate every future batch?
No. A paper describes its studied material and model. An analytical report describes a named sample. Confirm the connection between any report and the lot offered for your order.
Catalog content reviewed 26 September 2026. Listed options are from this site's product records. Scientific sources, where shown, describe research context, not batch certification.
Build your PT141 inquiry.
Include the material, amount and evidence your laboratory needs to review.