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OTX-015

Chemical Structure : OTX-015

CAS No.: 202590-98-5

OTX-015 (Birabresib, OTX015)

Catalog No.: PC-20573Not For Human Use, Lab Use Only.

Birabresib (OTX-015) is a potent, competitive inhibitor of BET bromodomain BRD2, BRD3, and BRD4 with EC50 of 10-19 nM, inhibits binding of BRD2, BRD3, and BRD4 to acetylated histone H4 (AcH4) with IC50 of 92-112 nM.

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Biological Activity

Birabresib (OTX-015) is a potent, competitive inhibitor of BET bromodomain BRD2, BRD3, and BRD4 with EC50 of 10-19 nM, inhibits binding of BRD2, BRD3, and BRD4 to acetylated histone H4 (AcH4) with IC50 of 92-112 nM.
OTX015 inhibits cell growth of a variety of human cancer cell lines with IC50 of 60-200 nM for hematologic malignancies cells.
Oral administration of OTX015 significantly inhibited the growth of Ty82 BRD-NUT midline carcinoma tumors in nude mice, showing 79% TGI at 100 mg/kg qd and 61% TGI at 10 mg/kg bid.

Physicochemical Properties

M.Wt 491.99
Formula C25H22ClN5O2S
Appearance Solid
CAS No.
Storage
Solide Powder
-20°C 12 Months; 4°C 6 Months
In Solvent
-80°C 6 Months; -20°C 6 Months
Shipping
Solubility

10 mM in DMSO

Chemical Name/SMILES

O=C(NC1=CC=C(O)C=C1)C[C@H]2C3=NN=C(C)N3C4=C(C(C)=C(C)S4)C(C5=CC=C(Cl)C=C5)=N2

References

1. J. Kay Noel, et al. Mol Cancer Ther (2013) 12 (11_Supplement): C244.

2. Klingbeil O, et al. Cell Death Dis. 2016 Sep 8;7(9):e2365.

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