Disclosed is a total synthesis of a biologically active β-Lactam—Compound 3, which is related to Salinosporamide A and Omuralide, both structurally and by its activity as a proteasome inhibitor.
Also disclosed are proteasome inhibiting compounds having the formula:
wherein:
R1 is a cyclolower alkyl group; or R1 is a lower alkyl group; and R2 is either hydrogen or a lower alkyl group; R3 is either hydrogen or a lower alkyl group; R4 a halo-lower alkyl group; and R5 is either hydrogen or a lower alkyl group.
本文披露了一种
生物活性β-内酰胺化合物3的全合成方法,该化合物与Salinosporamide A和Omuralide在结构上和作为蛋白酶抑制剂的活性上有关。还披露了具有以下公式的
蛋白酶抑制化合物:其中:R1是环低烷基;或者R1是低烷基;R2是氢或低烷基;R3是氢或低烷基;R4是卤代低烷基;R5是氢或低烷基。