YM 511

Cat. No. 3278

YM 511 C16H12BrN5 [148869-05-0]

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Chemical Name: 4-[[(4-Bromophenyl)methyl]-4H-1,2,4-triazol-4-ylamino]benzonitrile

Biological Activity

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).

Licensing Information

(Sold with the permission of Astellas Pharma Inc.)

Technical Data

Soluble to 100 mM in DMSO and to 25 mM in ethanol
>99 %
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.

Certificate of Analysis / Product Datasheet / Safety Datasheet

References are publications that support the products' biological activity.

Kudoh et al (1996) Inhibitory effect of a novel non-steroidal aromatase inhibitor, YM511 on the proliferation of MCF-7 human breast cancer cell. J.Steroid Biochem.Molec.Biol. 58 189.

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.

Kudoh et al (1995) The potent and selective inhibiton of estrogen production by non-steroidal aromatase inhibitor, YM511. J.Steroid Biochem.Molec.Biol. 54 265.

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Citations are publications that use Tocris products.

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Keywords: YM 511, supplier, Potent, aromatase, CYP19, inhibitors, inhibits, Cytochrome, P450, ERR, Estrogen, Receptors, YM511, Tocris Bioscience, Cytochrome P450 Inhibitor products

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