Synthesis of Cobalt-Tin and -Lead Tetrylidynes-Reactivity Study of the Triple Bond [0.03%]
四氢化亚锡和四氢化亚铅的合成及三键反应活性研究
Maximilian Auer,Kathrin Zwettler,Klaus Eichele et al.
Maximilian Auer et al.
Tetrylidynes [TbbSn≡Co(PMe3 )3 ] (1 a) and [TbbPb≡Co(PMe3 )3 ] (2) (Tbb=2,6-[CH(SiMe3 )2 ]2 -4-(t-Bu)C6 H2 ) are accessed for the first time via a substitution reaction between [Na(OEt2 )][Co(PMe3 )4 ] and [Li(thf)2 ][TbbEBr2 ] (E=Sn, Pb)...
Polyfunctionalization of vicinal carbon centers and synthesis of unsymmetric 1,2,3,4-tetracarbonyl compounds [0.03%]
相邻碳中心的多官能团化及不对称1,2,3,4-四羰基化合物的合成
Luca De Angelis,Chao Pei,Ana L Narro et al.
Luca De Angelis et al.
The synthesis and characterization of organic compounds with unusual atom or functional group connectivity is one of the main driving forces in the discovery of new synthetic methods that has raised the interest of chemists for many years. ...
Copper-catalyzed radical coupling of 1,3-dicarbonyl compounds with terminal alkenes for the synthesis of tetracarbonyl compounds [0.03%]
铜催化1,3-二羰基化合物与末端烯烃的自由基偶联反应合成四羰基化合物
Mei-Na Zhang,Mi-Na Zhao,Ming Chen et al.
Mei-Na Zhang et al.
A novel and efficient copper-catalyzed radical cross-coupling of 1,3-dicarbonyl compounds with terminal alkenes for the synthesis of tetracarbonyl compounds with a quaternary carbon atom has been developed. Mechanistically, this transformat...
Overcoming NHCs neutrality: installing tetracarbenes on group 13 and 14 metals [0.03%]
打破NHCs的中性概念：在第13和14族金属上安装四卡宾
S Alan Cramer,Forrest L Sturgill,Preeti P Chandrachud et al.
S Alan Cramer et al.
The first tetracarbene complexes of group 13 and 14 metals have been synthesized by employing dianionic macrocyclic tetracarbene ligands. The tin, indium, and aluminium tetracarbene complexes are structurally analogous to their porphyrin or...
Bond angles in transition metal tetracarbonyl compounds: A further test of the theory of hybrid bond orbitals [0.03%]
过渡金属四羰基化合物的键角——杂化轨道理论的一种进一步检验
L Pauling
L Pauling
An equation for the bond angles OC-M-CO for tetracarbonyl groups in which the transition metal atom M is enneacovalent, derived from the simple theory of hybrid sp(3)d(5) bond orbitals, is tested by comparison of the calculated values of th...