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PT-141 (Bremelanotide) is a synthetic peptide with a molecular weight of 1025.18 g/mol and molecular formula C50H68N14O10. Supplied as a lyophilised solid, each batch is verified to ≥98% purity via HPLC analysis and accompanied by a Certificate of Analysis (COA).
The peptide sequence is: Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-OH
PT-141 (Bremelanotide) is soluble in water. For optimal stability, store the unopened vial at -20 °C, desiccated. Stable for up to 21 days at 2–8 °C in aqueous solution under sterile conditions.
All LarnaLabs products are manufactured in ISO-certified GMP facilities and undergo rigorous third-party testing including mass spectrometry identity confirmation and endotoxin screening (<1 EU/μg by LAL method). This product is intended for laboratory research use only and is not approved for human or veterinary use.
| Identification | |
|---|---|
| Molecular Weight (g/mol) | 1025.18 |
| Molecular Formula | C50H68N14O10 |
| Peptide Sequence | Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-OH |
| Product Name | PT-141 (Bremelanotide) |
| Catalogue Number | LL-PT141-10 |
| CAS Number | 189691-06-3 |
| Physical and Chemical Properties | |
|---|---|
| Active Ingredient | PT-141 (Bremelanotide) |
| Appearance | White lyophilised powder |
| Form | Lyophilised Solid |
| Purity (HPLC) | ≥98% |
| Solubility | Soluble in water |
| Analytical and Quality Control | |
|---|---|
| Mass Spectrum | Conforms to specification (1025.18 g/mol) |
| Amino Acid Composition | Consistent with the theoretical peptide sequence |
| Endotoxin | < 1 EU/μg by LAL method |
| 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, desiccated |
| Shelf Life | 2 years unopened under recommended conditions |
| Reconstitution Stability | Stable for up to 21 days at 2–8 °C in aqueous solution under sterile conditions |
