For the reason why optical activity of mesomer is counteracted classical answer was not convincing. By use of the helix theory and stable staggered conformation answer can be obtained.
指出了内



原因传统解释
不合
性。利用螺

和稳定
交叉式构象,合
地解释了内




原因。
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美 4 Public Reporting of Exploration Results that are not part of a formal declaration of Mineral Resources or Ore Reserves must not be presented in a way that unreasonably implies the discovery of potential economic mineralisation.
7.4 如果勘探结果的公开报告不是矿产资源或矿石储量正式声明的一部分,则不得以不合理地暗示发现潜在经济矿化的
式呈现。
美