PT-141 — Research Compound
This research compound is a synthetic peptide analogue of alpha-melanocyte-stimulating hormone (α-MSH). Unlike traditional compounds that act on the vascular system, this peptide is studied for its interaction with the central nervous system, specifically as a non-selective agonist of the melanocortin receptors (MC3R and MC4R). Research primarily focuses on its ability to modulate neural pathways involved in behavioural responses and arousal, as well as its secondary effects on systemic inflammatory signalling.
Findings from experimental research and published data have reported:
- Marked increases in markers of sexual arousal and behavioural response observed in research subjects.
- Rapid activation of the MC4 receptor within the hypothalamus reported in experimental models.
- Significant improvements in erectile function and physiological interest markers noted across study cohorts.
- Observed transient shifts in blood pressure and heart rate reported during the active research phase.
Researchers utilize this compound to study the neurobiological triggers of sexual dysfunction and the role of melanocortin signalling in behavioural responses. Its unique mechanism of action—working via the central nervous system—makes it a significant tool for investigating the integration of psychological and physiological arousal.
Available Formats:
This compound is available in a 9ml premixed spray bottle, providing a stable solution for precise administration in research settings.
Used solely for in vitro experiments and cannot be:
- Used in clinical trials involving humans
- Administered to humans as part of an experiment or investigation
- Supplied to another party for human investigational use
| IDENTIFICATION | |
| Product Name | PT-141 10 mg |
| Catalogue Number | RP-PT141-01 |
| CAS Number | 189691-06-3 |
| Molecular Weight (g/mol) | 1025.2 g/mol |
| Molecular Formula | C50H68N14O10 |
| Peptide Sequence | Cyclic heptapeptide analogue |
| PHYSICAL AND CHEMICAL PROPERTIES | |
| Active Ingredient | PT-141 |
| Appearance | White to off-white lyophilised powder |
| Melting Point | Not applicable (decomposes before melting) |
| ANALYTICAL AND QUALITY CONTROL | |
| Mass Spectrum | Conforms to specification |
| Structural Confirmation | Consistent with theoretical structure / sequence |
| RESEARCH USE AND SAFETY | |
| Caution | Handle using appropriate PPE and in compliance with relevant laboratory safety standards. |
| Intended Use | For laboratory research use only. Not for human or veterinary use. |
| Hazard Classification | Not classified as hazardous under GHS for research quantities |
| STORAGE, HANDLING AND STABILITY | |
| Storage Temperature, Opened | -20 °C, minimise freeze–thaw cycles |
| Storage Temperature, Unopened | -20 °C recommended for long-term storage |
| Shelf Life | 2 years unopened under recommended conditions |
| Reconstitution Stability | Stable for up to 28 days at 2–8 °C in aqueous solution under sterile conditions |
Certificate of Analysis – PT-141 (99% Purity Verified)
| COMPOUND IDENTIFICATION | |
| Product Name | PT-141 (10mg) |
| Batch / Reference ID | PT100313 |
| Sample Form | White powder in glass vial |
| ANALYTICAL RESULTS | |
| Chemical Purity | 99% (Verified) |
| Measured Content | 10.62mg (± 0.05mg) |
| Test Method | HPLC (High-Performance Liquid Chromatography) |
| LABORATORY TESTING INFORMATION | |
| Analysis Period | 28 Apr 2026 – 30 Apr 2026 |
| Laboratory Order # | 100014213 |
| QUALITY ASSURANCE | |
| Quality Testing Standards | All River Peptides products undergo batch-level laboratory analysis to verify compound identity and confirm purity levels. Learn more on our Quality Testing & Purity Verification page. |
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