Nitrene - Wikipedia
In chemistry, a nitrene or imene (R−:Ṅ·) is the nitrogen analogue of a carbene. The nitrogen atom is uncharged and monovalent , [ 1 ] so it has only 6 electrons in its valence level—two covalent bonded and four non-bonded electrons.
氮宾 - 百度百科
氮宾，也叫氮卡宾，氮烯或者乃春（Nitrene），是缺电子的一价氮活性中间体，与碳烯类似。可以发生多种反应，在有机合成里广泛存在。
氮烯 - 维基百科，自由的百科全书
氮烯（Nitrene）也译乃春、氮宾 [1] ，是卡宾（碳烯）的氮类似物，通式R-N:。为活性中间体，参与多种化学反应。 [2] [3] 其中氮周围有6个电子，具亲电性。
常见活性中间体----氮烯_反应 - 搜狐
Sep 16, 2020 · 氮宾，也叫氮卡宾，氮烯或者乃春（Nitrene），是缺电子的一价氮活性中间体，与碳烯类似。可以发生多种反应，在有机合成里广泛存在。 氮烯的N原子具有6个价电子，只有一个 . 键与其他原子或集团相连，也有单线态和三线态两种结构。
Synthesis of a stable crystalline nitrene | Science - AAAS
Jun 13, 2024 · A very recent example involves the skeletal editing of benzene derivatives through nitrene internalization, which produces related pyridines .
Science：抓住它！超活泼的铜氮宾- X-MOL资讯 - X-MOL科学 ...
Oct 30, 2019 · 氮宾（nitrene，R-N）具有一颗不符合八电子规则的氮原子，一般情况下基态为三线态双自由基，动力学和热力学稳定性极低（点击阅读相关）。氮宾异常活泼的化学性质也为其奠定了在合成化学中的重要地位，常作为反应中间体来构建碳-氮以及杂原子-氮化学键。
Nitrene transfer catalysts for enantioselective C–N bond …
Jun 28, 2021 · Transition-metal-catalysed, non-enzymatic transformations of C–H and C=C bonds to C–N bonds through nitrene transfer (NT) are powerful synthetic tools to prepare valuable amine building blocks.
Nitrene: Formation, Reactions & Structure - Vaia
Nitrene definition: Nitrene is a divalent nitrogen species with two bonds and two non-bonded electrons around the nitrogen atom. Nitrene formation: Nitrenes are formed from azides through the breaking of the nitrogen-nitrogen bond under specific conditions, like photolysis or thermolysis.
Carbenes and nitrenes. An overview - ScienceDirect
Feb 15, 2013 · The singlet state of nitronitrene has the optimized structure intermediate between those of nitrene and oxadiazirine with one N O bond strongly elongated and shifted to the nitrene nitrogen (Fig. 3). The triplet nitronitrene has the usual structure with ordinary N N bond of 1.396 Å and lies 2.2 kcal/mol lower in energy.
Nitrenes | Journal of Chemical Education - ACS Publications
The purpose of this article is to present some important general concepts in nitrene chemistry and to concentrate on the chemistry of more thoroughly studied nitrenes, ethoxycarbonylnitrene and cyanontirene.