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MK-677 (Ibutamoren) is a research compound with a molecular weight of 528.66 g/mol and molecular formula C27H36N4O5S. Supplied as a crystalline powder, each batch is verified to ≥99% purity via HPLC analysis and accompanied by a Certificate of Analysis (COA).
MK-677 (Ibutamoren) is soluble in dmso, ethanol; slightly soluble in water. For optimal stability, store the unopened vial at Room temperature, desiccated, protected from light. Dissolve in DMSO or ethanol for stock solutions.
Every compound we supply is synthesized in ISO-certified GMP facilities using automated solid-phase peptide synthesis, ensuring batch-to-batch consistency and accurate sequencing.
Each batch undergoes independent third-party testing — HPLC for purity verification (≥97%), mass spectrometry for identity confirmation, and endotoxin screening (<1 EU/μg). A full Certificate of Analysis ships with every order.
We offer free worldwide shipping with temperature-controlled packaging, anonymous checkout for your privacy, and responsive support from a team that understands research-grade compounds.
| Identification | |
|---|---|
| Molecular Weight (g/mol) | 528.66 |
| Molecular Formula | C27H36N4O5S |
| Product Name | MK-677 (Ibutamoren) |
| Catalogue Number | LL-MK677-25 |
| CAS Number | 159752-10-0 |
| Physical and Chemical Properties | |
|---|---|
| Active Ingredient | MK-677 (Ibutamoren) |
| Appearance | White to off-white crystalline powder |
| Form | Crystalline Powder |
| Purity (HPLC) | ≥99% |
| Solubility | Soluble in DMSO, ethanol; slightly soluble in water |
| Analytical and Quality Control | |
|---|---|
| Mass Spectrum | Conforms to specification (528.66 g/mol) |
| Amino Acid Composition | Confirmed by analytical methods |
| 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, desiccated |
| Storage Temperature, Unopened | Room temperature, desiccated, protected from light |
| Shelf Life | 3 years unopened under recommended conditions |
| Reconstitution Stability | Dissolve in DMSO or ethanol for stock solutions |
All orders include free worldwide shipping with tracking. Orders are dispatched within 1-2 business days and typically arrive within 5-10 business days depending on destination.
Shipments are temperature-controlled and packaged to maintain compound integrity during transit. Shipping protection is included at no extra cost.
If your order arrives damaged or does not meet stated purity specifications, contact us within 14 days for a full replacement or refund. A COA discrepancy or verified shipping damage is required for processing.
All products are shipped in compliance with applicable regulations for research-use materials. Customs duties or import fees, if applicable, are the responsibility of the buyer.
