Orally active, potent aromatase (CYP19) inhibitor (IC50 values are 0.4 and 0.12 nM at rat ovary and human placenta cells respectively) that only weakly inhibits the synthesis of other steroid hormones. Reduces plasma estrogen levels into ranges induced by ovariectomy and inhibits testosterone-induced breast cancer cell growth in vitro (IC50 = 0.13 nM).
(Sold with the permission of Astellas Pharma Inc.)
|Storage||Store at RT|
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
|Solvent||Max Conc. mg/mL||Max Conc. mM|
Preparing Stock Solutions
The following data is based on the product molecular weight 354.2. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
|Concentration / Solvent Volume / Mass||1 mg||5 mg||10 mg|
|1 mM||2.82 mL||14.12 mL||28.23 mL|
|5 mM||0.56 mL||2.82 mL||5.65 mL|
|10 mM||0.28 mL||1.41 mL||2.82 mL|
|50 mM||0.06 mL||0.28 mL||0.56 mL|
References are publications that support the products' biological activity.
Okada et al (1996) Studies on aromatase inhibitors I. Synthesis and biological evaulation of 4-amino-4H-1,2,4-triaole derivatives. Chem.Pharm.Bull. 44 1871 PMID: 8904814
If you know of a relevant reference for YM 511, please let us know.
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