🔬 RAD140 (Testolone) Injectable – For Research Use Only

🧪 Chemical Identity

• Name: RAD140 (also known as Testolone, Vosilasarm)

• IUPAC Name: 2‑chloro‑4‑[[ (1R,2S)‑1‑[5‑(4‑cyanophenyl)‑1,3,4‑oxadiazol‑2‑yl]‑2‑hydroxypropyl ]amino]‑3‑methylbenzonitrile

• CAS #: 1182367‑47‑0

• Molecular Formula / MW: C₂₀H₁₆ClN₅O₂, ~393.8 g/mol eontrading.uk+15pharmacompass.com+15reddit.com+15

⚙️ Mechanism & Research Applications

• A selective androgen receptor modulator (SARM) with high AR affinity (Ki ≈ 7 nM) and muscle- and bone-selective agonism, sparing prostate tissue en.wikipedia.org+9aladdinsci.com+9chemicalbook.com+9.

• Investigated in animal models for muscle wasting, neuroprotection, and breast cancer; demonstrated oral bioavailability in rats (~27–63%) and monkeys (~65–75%) benchchem.com+3aladdinsci.com+3targetmol.com+3.

• Human Phase 1 trials in breast cancer dosed up to 100 mg/day, with elevated liver enzymes as dose-limiting effects and a half-life of ≈ 45 hours reddit.com+2benchchem.com+2en.wikipedia.org+2.

⚠️ Legal & Regulatory Status

• Not FDA-approved for human use; sold as a “research chemical” with disclaimers “not for human or veterinary use” .

• Listed as a prohibited anabolic agent (Category S1) by WADA de.wikipedia.org.

🔬 Preparations & Storage

• Concentration: e.g., 10 mg/mL in sterile vehicle (confirm via COA/HPLC).

• Storage: Store at –20 °C or lower for extended stability targetmol.com.

• Reconstitute under aseptic conditions; use single-use vials; maintain sterility.