PU H71

Cat. No. 3104

PU H71 C18H21IN6O2S [873436-91-0]

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Chemical Name: 6-Amino-8-[(6-iodo-1,3-benzodioxol-5-yl)thio]-N-(1-methylethyl)-9H-purine-9-propanamine

Biological Activity

Potent inhibitor of heat shock protein 90 (Hsp90) (IC50 = 51 nM in MDA-MB-468 cells). Also inhibits cell growth in a range of breast cancer cell lines (IC50 values are 17, 31, 65, 87 and 140 nM for SKBr3, MCF-7, MDA-MB-468, HCC-1806 and MDA-MB-231 cells respectively). Shown to inhibit cell proliferation and induce apoptosis in triple-negative breast cancer (TNBC) cells.

Technical Data

Soluble to 100 mM in DMSO and to 100 mM in 1eq. HCl
>98 %
Store at -20°C

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 / Safety Data Sheet

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He et al (2006) Identification of potent water soluble purine-scaffold inhibitors of the heat shock protein 90. J.Med.Chem. 49 381. PMID: 16392823.

Chan et al (2008) Molecular imaging of the efficacy of heat shock protein 90 inhibitors in living subjects. Cancer Res. 68 216. PMID: 18172314.

Caldas-Lopes et al (2009) Hsp90 inhibitor, PU-H71, a multimodal inhibitor of malignancy, induces complete responses in triple-negative breast cancer models. Proc.Natl.Acad.Sci.USA 106 8368. PMID: 19416831.

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Keywords: PU H71, supplier, PUH71, heat, shock, proteins, hsp90, inhibitors, inhibits, potent, Hsp90 Inhibitors

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