利用DPPA通过Mitsunobu反应取代羟基合成叠氮化物的文章(点击:),但 Mitsunobu反应会生成大量的副产物,不易纯化。下面介绍一种可以得到相同产物的方法,利用DPPA和DBU,可以取代羟基得到构型翻转的叠氮化物,此反应生成副产物 ...
Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Efficient and scalable water electrolyzers for green hydrogen production can be ...
为积极响应“青鸟计划”的号召,机械电子工程学院广泛动员学生参与寒假返家乡社会实践。我院学子以专业知识为笔,以青春热情为墨,深入家乡各个岗位,用青春与汗水书写奉献篇章,在实践中展现新时代青年的担当。 情暖童心,传递新春关爱 “青鸟计划 ...
机关二党委召开2024年度党支部书记全面从严治党述责述廉和党支部书记抓基层党建工... 2月19日,机关二党委召开2024年度党支部书记全面从严治党述责述廉和党支部书记抓党建工作述职评议会议。机关二党委委员和各党支部书记参加,会议由机关二党委书记曲有 ...
Sarah Vine and Andrew Pierce bring their own no-holds-barred opinions, insights and reaction (clue is in the title) to the biggest stories of the week. New episodes every Wednesday, wherever you ...
Department of Chemistry, Marquette University, Milwaukee, Wisconsin 53201, United States ...
President Donald Trump's nomination of Robert F. Kennedy Jr. for US Health Secretary has officially been confirmed — a move that every Senate Democrat and lone Republican Mitch McConnell opposed ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果