Phospholide
WebDec 1, 2001 · Synthesis of Phosphole-2,5-dicarboxylic Acids via a [1,5]-Shift of Carbon Dioxide Around the Phosphole Nucleus Article Full-text available May 2002 Mohand Melaimi Louis Ricard François Mathey... WebAug 29, 2005 · The reaction of the bulky phospholide salt Li(2,5- tBu 2 PC 4 H 2)⋅2 THF (1; THF=tetrahydrofuran) with [NiCp*(acac)] (HCp*=pentamethylcyclopentadiene, Hacac=acetylacetone) gives the green air-sensitive phosphanickelocene [NiCp*(2,5-tBu 2 PC 4 H 2)] (2) in yields of about 85 %.An X-ray structural determination of 2 shows long Ni …
Phospholide
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WebDec 20, 2024 · Their structures showed varied coordination motifs: (i) a dimeric 1,2-diaza-4-phospholide lithium complex with exo-bidentate bridging coordination (4) consists of two … WebDec 1, 1994 · The synthesis, structural and spectroscopic features, organic and coordination chemistry of phospholide and polyphospholide anions are comprehensively reviewed. Previous article in issue Next article in issue
WebAug 30, 2024 · Here we show that a per-alkylated phospholide, TMP (TMP = {PC4Me4}) allows the one-pot synthesis and isolation of trivalent dibenzyl-ate complexes of the form [M(TMP)2{(μ:η1:η6-C7H7)2K(η6-arene)}] (arene = toluene or benzene) of U, Np, and Pu, along with isoradial lanthanide congeners La, Ce, and Pr. WebJun 1, 2014 · Phospholide anions are isolobal analogues of the cyclopentadienide anion — one of the most popular ligands in organometallic chemistry — and can act as -electron …
WebA novel reaction mode of phosphametallocenes was discovered. The phospharuthenocenes with cyclohexyl substituents at the α-positions of the η5-phospholide(s) reacted with acyl electrophiles by an initial electrophilic attack to the ruthenium to produce the μ-alkenylidene species with activation of the acyl C═O double bond and elimination of an α-hydrogen. WebMar 13, 2003 · SummaryNovel π-conjugated polymers 10a-c having the phosphole ring were prepared by PdCl2 (PPh3)2/CuI catalyzed coupling of 1-phenyl-2,5-bis (p-bromophenyl)phosphole 8 with fluorine-substituted… Expand 12 Synthesis and characterization of novel π‐conjugated polymers with phosphole ring derivatives Haining …
WebApr 17, 2024 · The 1,2-diaza-4-phospholide (dp −) dipotassium ate complexes of chromium(II) {[(η 1-N-3,5-tBu 2 dp) 4 Cr][(η 5-(N,N,C,C,P)) 2-K(η 1-O-THF) 2] 2} (5) and {[(η 1-N-3,5-Ph 2 dp) 4 Cr][(η 5-(N,N,C,C,P)) 2-K(η 1-O-THF) 2] 2} ∞ (6) were synthesized and characterized by X-ray single crystal structure analysis.Complex 5 with a near-square …
WebMaterials for binding per- and polyfluoroalkyl substances (PFAS) are disclosed. A fluidic device comprising the materials for detection and quantification of PFAS in a sample is disclosed. The fluidic device may be configured for multiplexed analyses. Also disclosed are methods for sorbing and remediating PFAS in a sample. The sample may be groundwater … top technology etf canadaWebDefinition. Phospholipide (eng: phospholipids) sind Lipide, die über eine Esterbindung mit Phosphorsäure verknüpft sind. Sie sind Hauptbestandteil aller tierischer und pflanzlicher … top technology eventstop technology dividend stocksWebMar 1, 2006 · This review covers recent achievements in the area of low coordinate phosphorus ligands featuring P C double bonds such as phosphaalkenes, phospholide-based complexes and phosphinines. The most significant developments are presented and discussed for each class of ligands. top technology etfs to buy nowWebNov 29, 2024 · A bis-phospholide framework allows isolation, structural, and spectroscopic characterisation of isostructural lanthanide, uranium, neptunium, and plutonium σ … top technology firmsWebSelect search scope, currently: articles+ all catalog, articles, website, & more in one search; catalog books, media & more in the Stanford Libraries' collections; articles+ journal articles & other e-resources top technology funds 2021The behavior of the secondary phospholes, those with P−H bond, is dominated by the reactivity of this group. The parent phosphole readily rearranges by migration of H from P to carbon-2, followed by dimerization. Most phospholes are tertiary, typically P-methyl or P-phenyl. The nonaromaticity of these phospholes is manifested in their reactivity but the P−C bonds remain intact. For example, they u… top technology companies in usa