Name:Pimitespib (TAS-116)
Synonyms:N/A
CAS Number:1260533-36-5
Formula:C25H26N8O
M.w.:454.53
DMSO (mg/mL)Max Solubility:91
DMSO (mM)Max Solubility:200.21
Form:Free Base
SMILES:CCC1=C(C=CC(=C1)C(N)=O)[N]2N=C(C(C)C)C3=C(C=CN=C23)[N]4C=NC(=C4)C5=C[N](C)N=C5
ALogP:3.927
Target:HSP (HSP90)
Pathway:Cytoskeletal Signaling
Information:Pimitespib (TAS-116) is a novel, small-molecule HSP90 inhibitor which inhibits geldanamycin-FITC binding to HSP90 proteins with Ki values of 34.7 nmol/L, 21.3 nmol/L, >50,000 nmol/L, and >50,000 nmol/L for HSP90α, HSP90β, GRP94, and TRAP1, respectively. Furthermore, TAS-116 does not inhibit other ATPases such as HSP70 (IC50 >200 μmol/L).
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