Olympic rings are seen in the snow at the Stelvio Ski Center, venue for the alpine ski and ski mountaineering disciplines at ...
At the top of the list is junior F/C Danny Wolf. Transferring in from Yale, Wolf quickly established himself as one of the top players in the conference. The 7-footer is a mismatch nightmare with ...
Whether businesses are opening, closing, or moving to a new location, here's the latest on ...
反式二取代的烯烃或三取代的烯烃在果糖衍生的手性酮催化下利用Oxone作为氧化剂进行不对称环氧化的反应。此反应的一大特点就是利用了有机催化剂。此反应最早由著名化学家史一安教授报道,反应被称为史氏不对称环氧化反应(Shi asymmetric epoxidation)。
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