- 更多网络例句与单基置换的相关的网络例句 [注:此内容来源于网络,仅供参考]
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The other two were nonsense mutations that would also truncate the protein.
另2个为单碱基置换的无义突变。
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The coordinated COD of 3 and 4 can be replaced by carbon monoxide to yield the corresponding dicarbonyl species [(C,N-pyN^C-R) M2]BF4 (14, M= Rh; 15, M= Ir). Ligand substitution of 11a by phosphines and azide causes the de-complexation of pyridinyl-nitrogen donor to generate the corresponding carbene rhodium complexes [(C-pyN^C-Mes)RhPR3] (17a, R = Ph, 17b, R = Et) and [RhN3] (19), respectively, indicating the labile nature of steric-hindered pyridinyl-nitrogen donor.
螯合错合物的吡啶配位,可以容易被σ-予体,如卤离子、叠氮阴离子、膦试剂,置换;但是铑与铱金属螫合物与π-酸试剂,如一氧化碳、异腈,则发生COD被置的产物14a与16;与三甲基亚磷酸酯反应时,COD及吡啶均会被取代而得到单芽的三铑-碳烯错合物18;双膦化合物则会取代铑金属上全部的配位基。