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11 天
密度最大的金属—锇,曾被带到太空中,这是怎么回事
密度最大的金属—锇,曾被带到太空中,这是怎么回事 ...
EurekAlert!
2 年
首例含M=ClC双重键的氯代锇杂环戊三烯芳香化合物的合成
然而,过渡金属和氯烃基之间的双重键实例从未有过报道。 理论计算结果表明氯代锇杂环戊三烯化合物具有芳香性。如图3A所示,化合物3中氯代锇杂 ...
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