Also available in 1 g, 2 mg, 5 mg, 10 mg, 50 mg, 100 mg, 500 mg and bulk. Please contact Fisher for quotes. (R)-(-)-Gossypol acetic acid (AT101 acetate), the R-(-) enantiomer of Gossypol acetic acid, binds with Bcl-2, Bcl-xL, and Mcl-1 with Ki values of 0.32 uM, 0.48 uM, and 0.18 uM, respectively; it does not inhibit the BIR3 domain or BID. [Phase 2] Purity 96.73%