Description
YK-11 Injectable Research Overview
Disclaimer: The compounds described on this page are intended for laboratory research use only and are not approved for human consumption.
Overview of YK-11
YK-11 is a synthetic steroidal compound. It is classified as a selective androgen receptor modulator (SARM) with myostatin-inhibiting properties. YK-11 functions as a partial agonist that affects muscle differentiation and protein synthesis in research models.
Its mechanism involves increasing follistatin levels, which block myostatin (a protein that restricts muscle growth). This interaction may support increased muscle development in research models. Preclinical data suggest that YK-11 can be beneficial in studies focused on muscle hypertrophy, bone mineralization, and recovery mechanisms in research.
| Section | Details |
|---|---|
| CAS Number | 1370003-76-1 |
| Molar Mass | 430.5 g/mol |
| Chemical Formula | C25H34O6 [R] |
| IUPAC Name | methyl (2E)-2-[(8R,9S,10R,13S,14S,17S)-2′-methoxy-2′,13-dimethyl-3-oxospiro[1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-17,5′-1,3-dioxolane]-4′-ylidene]acetate |
| Synonyms | YK11, Z9748J6B0R, UNII-Z9748J6B0R, EX-A727, DTXSID301107018, GLXC-15167 |
| Ingredients / Composition | The key active ingredient of YK-11 injectable is YK-11, which has a purity of 99.7%. It is dissolved in an oil-based solvent for research use. |
| Shelf Life | 2 years |
| Storage Instructions | Store YK-11 Injectable should be refrigerated between 2°C and 8°C for optimal stability. |
| Disclaimer | YK-11 is not approved for human use. It is legal for research purposes only. |
Why Consider YK-11 Injectable for Research?
Researchers may consider YK-11 Injectable based on its intended research application, available specifications, and supporting documentation.
- Vendor-reported purity of YK-11 Injectable: 99.7%. Review the vendor’s certificate of analysis for the batch.
- The assay result of YK-11 Injectable is measured at 98.6%, which is within research-grade standards.
- This product passed all microbial and endotoxin tests and shows no microbial growth.
- The heavy metal content is detected at <5 ppm, which remains well below the acceptable safety limit.
- YK-11 Injectable comes with a comprehensive Certificate of Analysis (COA).
Frequently Asked Questions
Is YK-11 Injectable legal?
However, it is not approved by the FDA for human consumption. Researchers need to follow all local and federal regulations when they are using this compound.
How is YK-11 believed to function in preclinical studies?
YK-11 acts as a partial agonist of the androgen receptor. It also inhibits myostatin, a protein that restricts muscle growth in research models. This compound increases follistatin expression, which counteracts myostatin activity in research. This interaction increases muscle differentiation and protein synthesis in test models.
What is YK11 used for in research models?
YK-11 is studied in research to promote muscle growth by increasing follistatin levels and inhibiting myostatin activity in research models. It also acts as a partial androgen receptor agonist, which may increase muscle differentiation and protein synthesis in test models. Preliminary studies show effects on muscle hypertrophy and bone formation in research.
How does YK11 compare to steroids?
YK-11 is structurally a synthetic steroidal compound. This compound differs from traditional anabolic steroids in its mechanism of action. Steroids activate androgen receptors broadly. YK-11, on the other hand, acts as a selective androgen receptor modulator (SARM) and partial agonist.
What has research shown about YK-11’s safety profile?
There is limited research on YK-11’s safety profile. The available data suggest that YK-11 may have hepatotoxicity and hormone-related effects due to its steroidal structure.
How should YK-11 Injectable be stored for research use?
YK-11 Injectable should be stored in a cool and dry place at a temperature between 2°C and 8°C.
Where can readers find vendor information for YK-11 Injectable?
Iron Mountain Labz provides research information and affiliate purchasing pathways but does not directly sell, manufacture, warehouse, or ship YK-11 Injectable. Readers should assess third-party suppliers independently and review available identity, purity, and batch-testing documentation.
IML Affiliate Disclosure
Some links on IML may connect readers with third-party suppliers through affiliate arrangements. IML may receive compensation from qualifying transactions at no additional cost to the reader, but the third-party supplier remains responsible for the actual sale, fulfillment, and product documentation.




