Buy YK-11 (Myostine) for Laboratory Research
YK-11, also known as Myostine, is a synthetic steroidal selective androgen receptor modulator (SARM) investigated in laboratory research involving androgen receptor biology, transcriptional regulation, and myostatin-associated molecular pathways. Researchers utilize YK-11 as an investigational reference compound to study receptor-mediated signaling, gene expression, and cellular differentiation under controlled experimental conditions.
Current scientific investigations continue evaluating YK-11 in preclinical and in vitro models to better understand androgen receptor interactions, follistatin-associated signaling, and intracellular molecular mechanisms. These studies are performed exclusively within laboratory and analytical research settings.
Research Use Only. This product is intended exclusively for laboratory and scientific research and is not intended for human or veterinary use.
Overview of YK-11 (Myostine)
YK-11 is a synthetic steroidal compound classified as a selective androgen receptor modulator (SARM). It has attracted scientific interest because of its unique receptor-binding characteristics and its investigation in studies involving androgen receptor signaling and follistatin-related molecular pathways.
Published laboratory research continues examining YK-11 in biochemical and cellular models involving receptor pharmacology, transcriptional regulation, and structure-activity relationships. These investigations remain limited to laboratory research and analytical applications.
Proposed Mechanism of Action
Preclinical research suggests that YK-11 functions as a partial agonist of the androgen receptor (AR), activating receptor-mediated transcription while exhibiting a distinct signaling profile compared with endogenous androgen receptor agonists. Researchers continue investigating these molecular interactions under controlled laboratory conditions.
Experimental investigations continue evaluating pathways involving:
- Selective androgen receptor binding
- Receptor-mediated transcriptional regulation
- Follistatin-associated molecular signaling
- Myostatin-related pathway research
- Myogenic regulatory factor (MRF) expression studies
- Akt signaling pathway investigations
- Structure-activity relationship (SAR) analysis
These mechanistic descriptions are based on controlled laboratory investigations and should not be interpreted as evidence of therapeutic efficacy or clinical benefit.
Chemical Properties of YK-11
| Compound Name | YK-11 (Myostine) |
| PubChem CID | 119058028 |
| CAS Number | 431579-34-9 |
| Molecular Formula | C25H34O6 |
| Molecular Weight | 430.54 g/mol |
| Synonyms |
YK-11 Myostine UNII: Z9748J6B0R |
| Classification | Steroidal Selective Androgen Receptor Modulator (SARM) |
| Purity | ≥98% (Batch Dependent) |
| Storage | Store lyophilized material at −20°C or below in a dry environment protected from moisture and light. |
| Solubility | DMSO, ethanol, and compatible laboratory-grade solvents. |
Possible Research Applications of YK-11
1. Androgen Receptor Research
YK-11 is widely investigated in laboratory studies involving androgen receptor binding, receptor selectivity, and ligand-receptor interactions.
2. Follistatin & Myostatin Pathway Research
Researchers study YK-11 to investigate molecular pathways associated with follistatin expression and signaling related to myostatin-regulated cellular processes.
3. Gene Expression Studies
Experimental investigations evaluate YK-11 in research involving transcriptional regulation, myogenic regulatory factors, and intracellular signaling pathways.
4. Osteoblastic Cell Biology Research
Published laboratory studies have examined YK-11 in osteoblastic cell models to investigate non-genomic signaling pathways and cellular differentiation mechanisms.
5. Structure-Activity Relationship (SAR) Research
YK-11 serves as an investigational reference compound for understanding how molecular structure influences receptor affinity, signaling characteristics, and biological activity.
Why Buy YK-11 (Myostine) from PureRawz?
Every batch of YK-11 undergoes comprehensive analytical testing to verify identity, purity, and consistency before distribution for laboratory research.
Quality documentation may include:
- Certificate of Analysis (COA)
- High-Performance Liquid Chromatography (HPLC)
- Mass Spectrometry (MS)
- Identity Verification
- Purity Analysis
- Batch Consistency Testing
PureRawz supplies high-quality research compounds manufactured according to strict laboratory quality standards.
Frequently Asked Questions
What is YK-11?
YK-11, also known as Myostine, is a synthetic steroidal selective androgen receptor modulator (SARM) investigated in laboratory research involving androgen receptor biology and molecular signaling.
What is YK-11 researched for?
Researchers investigate YK-11 to study androgen receptor interactions, follistatin-associated signaling, myostatin-related molecular pathways, transcriptional regulation, and structure-activity relationships under laboratory conditions.
How is YK-11 quality verified?
Quality is commonly confirmed through HPLC analysis, mass spectrometry, purity testing, identity verification, and batch-specific Certificates of Analysis.
Why is batch consistency important?
Consistent manufacturing and analytical testing help provide reproducible research materials suitable for controlled laboratory investigations.
Is YK-11 intended for human consumption?
No. YK-11 supplied by PureRawz is intended exclusively for laboratory research purposes and is not approved for human or veterinary use.
Research Use Disclaimer
The information provided is intended solely for educational and scientific purposes and should not be interpreted as medical advice, diagnosis, or treatment recommendations.
Products sold by PureRawz are intended exclusively for laboratory research use. They are not FDA-approved drugs, dietary supplements, foods, cosmetics, or medical devices and are not intended for human or veterinary consumption.
Researchers are responsible for complying with all institutional, local, state, and federal regulations, including applicable IRB and IACUC guidelines where appropriate.
ATTENTION: ALL PRODUCTS ARE FOR LABORATORY RESEARCH PURPOSES ONLY. NOT FOR HUMAN OR VETERINARY USE.
References
- PubChem Compound Database. YK-11. CID: 119058028.
- Kanno Y, Hikosaka R, Zhang SY, et al. (17α,20E)-YK11 is a Partial Agonist of the Androgen Receptor. Biological & Pharmaceutical Bulletin. 2011.
- Kanno Y, Ota R, Someya K, et al. Selective Androgen Receptor Modulator YK11 Regulates Myogenic Differentiation of C2C12 Myoblasts by Follistatin Expression. Biological & Pharmaceutical Bulletin. 2013.
- Yatsu T, Kusakabe T, Kato K, et al. Selective Androgen Receptor Modulator YK11 Up-Regulates Osteoblastic Proliferation and Differentiation in MC3T3-E1 Cells. Biological & Pharmaceutical Bulletin. 2018.
Related Research Compounds
Researchers studying YK-11 (Myostine) may also explore related SARM research compounds, including
RAD-140 (Testolone),
Ligandrol LGD-4033, and
Ostarine MK-2866, which are investigated in laboratory studies involving androgen receptor signaling pathways.
Additional research compounds include
Andarine S-4,
RAD-150, and
LGD-3303, studied in experimental SARM and molecular research models.





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