Four‐Center Two‐Electron Bond in 3,6‐Di(tert‐butyl)naphthalene‐1,8‐diyl Bis(tert‐butyl Nitroxide)
Sign Up to like & getrecommendations! Published in 2025 at "Asian Journal of Organic Chemistry"
DOI: 10.1002/ajoc.202500049
Abstract: Three polymorphs of the title compound were found, showing a head‐to‐tail (N–O)2 four‐membered ring. The aand b phases underwent a reversible structural phase transition across ca. 140 K, while the g phase was independent. The interatomic O…N distances are 79‐81% of the… read more here.
Keywords: four center; tert; center two; tert butyl ... See more keywords
Tridentate Ligand with Three Carbanions as Donor Atoms: Formation of Dinuclear, Heptacyclic Complexes of Boron, Aluminum, or Gallium with B-C-B, Al-C-Al, or Ga-C-Ga Three-Center-Two-Electron Bonds.
Sign Up to like & getrecommendations! Published in 2020 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.0c00254
Abstract: The trilithium compound 1,3-[PhMe2Si-C(Li)═C(H)]2C6H3Li (2b) reacted with BCl3, AlCl3, or GaCl3 by salt elimination to yield dinuclear heptacyclic compounds (4). Two tridentate tricarbanionic ligands coordinate two B, Al, or Ga atoms and adopt a helical… read more here.
Keywords: three center; electron bonds; center two; chemistry ... See more keywords
High-Pressure Bonding Mechanism of Selenium Nitrides.
Sign Up to like & getrecommendations! Published in 2019 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.8b02889
Abstract: The high-pressure phase diagrams of binary Se-N system have been constructed using the CALYPSO method and first-principles calculations. Four stable compounds ( Cmc21-SeN2, P21 /m-SeN3, P1̅-SeN4, and P1̅-SeN5) were identified at high pressures. Various peculiar… read more here.
Keywords: nitrogen; mechanism; center two; high pressure ... See more keywords
The case of a μ2-P aromatic phosphinine as a 4-electron donor forming σ- and π-three-center-two-electron bonds.
Sign Up to like & getrecommendations! Published in 2024 at "Dalton transactions"
DOI: 10.1039/d4dt00228h
Abstract: Profound insight into the electronic structures of occasionally observed μ2-P bridging phosphinines remains limited. In this work, we present the isolation and X-ray crystallographic characterization of a dimeric Rh(I) phosphinine complex exhibiting both η1-P and… read more here.
Keywords: phosphinine; three center; center two; two electron ... See more keywords