MK-2866 (Ostarine)
Inventory Status:
Out of stock
$54.00
Strict Regulatory Notice: This agent is synthesized strictly for laboratory-based research and analytical purposes. It is not intended for human or veterinary use, nor for medical, household, or cosmetic applications. Please review our Terms of Service thoroughly before finalizing your acquisition.
25mg/mL solution (750mg/30mL)
Guaranteed Safe Checkout:
Key Specifications
| Parameter | Specification / Details |
|---|---|
| Primary Compound Name | Ostarine (MK-2866) |
| CAS Registry Number | 1202044-20-9 |
| IUPAC Designation | (2S)-3-(4-cyanophenoxy)-N-[4-cyano-3-(trifluoromethyl)phenyl]-2-hydroxy-2-methylpropanamide |
| Synonyms / Trade Names | Enobosarm, GTx-024, MK-2866 |
| PubChem CID | 11326715 |
| Molecular Formula | C₁₉H₁₄F₃N₃O₃ |
| Molar Mass / Weight | 389.33 g/mol |
| Physical Appearance | White to off-white crystalline powder (raw) / Clear or slightly tinted liquid (suspended) |
| Solubility Profile | Soluble in DMSO, Ethanol, and Propylene Glycol/PEG 400. Insoluble in water. |
| Tested Purity | ≥99% via HPLC |
| Active Ingredient (Total) | 750mg per 30mL vial |
| Dry / Powder Formulations | N/A (Liquid suspension) |
| Liquid / Solution Concentrations | 25mg/mL in a PEG 400 / Ethanol carrier |
| Alternative Formulations | LGD-4033, RAD-140 (other common non-steroidal SARMs) |
| Storage Guidelines | Store at room temperature (20°C to 25°C). Protect strictly from moisture, heat, and direct sunlight. |
| Estimated Shelf Life | 24 months from manufacture date. |
| Safety Documentation | Standard SDS available for Enobosarm |
| Terms of Application | For laboratory research purposes only. Not for human or veterinary use. Investigated for its role as a non-steroidal selective androgen receptor modulator (SARM) to evaluate tissue-selective anabolic activity in muscle and bone models without concurrent androgenic amplification. |
Foundational Scientific Overview
MK2866 (Ostarine / Enobosarm) is a prominent subject within the field of cachexia and cellular myopathy models. Synthesized as a highly bioavailable, non-steroidal SARM, it serves researchers examining the tissue-selective anabolic activity designed to reverse muscle wasting and fortify connective tissue structures.
At 4 Amino Labs, we provide this compound in a highly pure format to ensure experimental reproducibility. By maintaining rigorous measurement standards, we provide the consistency required for longitudinal data integrity.
Scientific Literature Reference: The biochemical capacity of Enobosarm to improve lean muscle mass and physical function profiles in catabolic states is deeply documented. See: Dalton, J. T., et al. (2011). “The selective androgen receptor modulator GTx-024 (enobosarm) improves lean body mass and physical function in healthy elderly men and postmenopausal women: results of a double-blind, placebo-controlled phase II trial.” Journal of Cachexia, Sarcopenia and Muscle, 2(3), 153-161.
Analytical Composition & Purity Standards
- Chemical Formula: C19H14F3N3O3
- Physical State: Fine White Crystalline Solid
Our MK2866 undergoes a multifaceted verification process. Each batch is subjected to independent High-Performance Liquid Chromatography (HPLC) and Mass Spectrometry (MS) to ensure a purity threshold of ≥ 99%.
Investigational Pathways
Researchers utilizing MK2866 typically focus on the following biochemical mechanisms:
- Selective AR Transcription: Evaluating the compound’s capacity to initiate anabolism in myoblast cultures while exhibiting negligible binding affinity in prostatic assays.
- Tendon and Ligament Fortification: Observing the upregulation of collagen synthesis in isolated fibroblast and tenocyte models.
- Cachexia Reversal: Mapping the inhibition of protein degradation pathways in simulated starvation states.
- Myogenic Differentiation: Investigating the expression of specific myogenic regulatory factors (MRFs) in-vitro.
Laboratory Handling & Stability Protocol
To maintain the molecular integrity of MK2866, the following storage parameters are recommended:
- Thermal Regulation: Store in a controlled, desiccated environment at room temperature.
- Photostability: Protect from direct UV exposure; storage in an opaque container or dark cabinet is advised.
- Contamination Control: Utilize sterilized instruments and work within a laminar flow hood where possible.
Compliance & Safety Disclaimer
This substance is provided exclusively for in-vitro laboratory research and pre-clinical developmental testing. 4 Amino Lab does not condone or authorize the use of this product in any clinical setting or for personal consumption. Misuse of laboratory chemicals carries significant health risks. By purchasing, the researcher acknowledges the inherent risks and confirms they possess the necessary equipment and expertise to handle these materials safely.


