A highly efficient, practical and flexible two-step asymmetric synthesis of the β2-selective β-blocker ICI 118,551 is reported, allowing an unambiguous determination of the dependency of biological activity with optical activity, revealing the S,S-enantiomer to be the most potent.
报道了一种高效、实用且灵活的两步不对称合成方法,用于合成β2选择性β受体阻滞剂ICI 118,551,从而能够明确确定
生物活性与光学活性的关系,揭示S,S对映体是最有效的。