Synthesis and Properties of Bridgehead-Functionalized Permethylbicyclo[2.2.2]octasilanes [0.03%]
桥头官能化的八甲基二环辛硅烷的合成与性质研究
Harald Stueger,Bernd Hasken,Uwe Gross et al.
Harald Stueger et al.
A series of previously unknown bridgehead-functionalized bicyclo[2.2.2]octasilanes, Me3Si-Si8Me12-X, X-Si8Me12-X, and X-Si8Me12-Y [X, Y = -SiMe n Ph3-n (n = 1, 2) (2, 3, 10), -SiMe2Fc (Fc = ferrocenyl) (4, 11, 13, 14), -COR (R = Me, tBu) (6...
Heterolytic Cleavage of Dihydrogen by an Iron(II) PNP Pincer Complex via Metal-Ligand Cooperation [0.03%]
金属-配体合作催化铁(PNP)钳夹配合物的二氢齐裂解生成铁(I) hydride物种
Bernhard Bichler,Christian Holzhacker,Berthold Stöger et al.
Bernhard Bichler et al.
The bis-carbonyl Fe(II) complex trans-[Fe(PNP-iPr)(CO)2Cl]+ reacts with Zn as reducing agent under a dihydrogen atmosphere to give the Fe(II) hydride complex cis-[Fe(PNP-iPr)(CO)2H]+ in 97% isolated yield. A crucial step in this reaction se...
Johann Hlina,Judith Baumgartner,Christoph Marschner et al.
Johann Hlina et al.
The preparation of triethylphosphine adducts of cyclic disilylated or digermylated germylenes was achieved by reaction of 1,4-dipotassio-1,1,4,4-tetrakis(trimethylsilyl)tetramethyltetrasilane with GeBr2·(dioxane) and PEt3. Phosphine abstra...
Coordination Chemistry of Disilylated Germylenes with Group 4 Metallocenes [0.03%]
四族金属环戊二烯配合物与双硅化锗炔的配位化学研究
Johann Hlina,Judith Baumgartner,Christoph Marschner et al.
Johann Hlina et al.
Reaction of the PEt3 adduct of a disilylated five-membered cyclic germylene with group 4 metallocene dichlorides in the presence of magnesium led to the formation of the respective germylene metallocene phosphine complexes of titanium, zirc...
Monoaryloxide Pyrrolide (MAP) Imido Alkylidene Complexes of Molybdenum and Tungsten That Contain 2,6-Bis(2,5-R2-pyrrolyl)phenoxide (R = i-Pr, Ph) Ligands and an Unsubstituted Metallacyclobutane on Its Way to Losing Ethylene [0.03%]
含2,6-双(2,5-R_2-吡咯基)苯氧基(R = i-Pr，Ph)配体以及失去乙烯的金属环丁烷钼和钨单基氧氮烯亚甲基配合物(MAP)
Michael R Reithofer,Graham E Dobereiner,Richard R Schrock et al.
Michael R Reithofer et al.
We report the synthesis of Mo and W MAP complexes that contain O-2,6-(2,5-R2-pyrrolyl)2C6H3 (2,6-dipyrrolylphenoxide or ODPPR) ligands in which R = i-Pr, Ph. W(NAr)(CH-t-Bu)(Pyr)(ODPPPh) (4a; Ar = 2,6-disopropylphenyl, Pyr = pyrrolide) reac...
Synthesis and Characterization of Hydrido Carbonyl Molybdenum and Tungsten PNP Pincer Complexes [0.03%]
含桥式配体PNP钳形配体的羰基氢化物钼和钨配合物的合成及表征
Ozgür Oztopcu,Christian Holzhacker,Michael Puchberger et al.
Ozgür Oztopcu et al.
In the present study the Mo(0) and W(0) complexes [M(PNP)(CO)3] as well as seven-coordinate cationic hydridocarbonyl Mo(II) and W(II) complexes of the type [M(PNP)(CO)3H]+, featuring PNP pincer ligands based on 2,6-diaminopyridine, have bee...
Extremely Electron-Rich, Boron-Functionalized, Icosahedral Carborane-Based Phosphinoboranes [0.03%]
高电子密度的硼官能团化二十面体碳硼烷基磷硼烷化合物
Alexander M Spokoyny,Calvin D Lewis,Georgiy Teverovskiy et al.
Alexander M Spokoyny et al.
We have prepared the first examples of B9-connected trivalent aryl and alkyl phosphinoborane species via Pd-catalyzed phosphination of 9-iodo-meta-carborane. Our studies highlight the unique electronic features of the B9-connected meta-carb...
Growth Inhibitory Activity of a Bis-benzimidazole-Bridged Arene Ruthenium Metalla-Rectangle and Prism [0.03%]
一种联苯并咪唑桥联的金属矩形体和棱柱体钌配合物的抑制生长活性
Vaishali Vajpayee,Sun Mi Lee,Joeng Woo Park et al.
Vaishali Vajpayee et al.
Two new supramolecular coordination complexes (SCCs), were obtained from the self-assembly of a new bis-benzimidazole bridged Ru acceptor, 4, with dipyridyl and tripyridyl donors, respectively. As part of a growing library of anticancer-act...
Mechanistic Insights into the Aerobic Cu(I)-Catalyzed Cross-Coupling of S-Acyl Thiosalicylamide Thiol Esters and Boronic Acids [0.03%]
S-酰基噻osalicylanedidthiol酸酯和硼酸的铜催化交叉偶联反应的机理研究
Adrián Varela-Álvarez,Lanny S Liebeskind,Djamaladdin G Musaev
Adrián Varela-Álvarez
The Density Functional Theory (DFT) method is used to elucidate the nature of the active species and the mechanism of the aerobic CuI-catalyzed cross-coupling of S-acyl thiosalicylamide thiol esters and boronic acids reported previously (J....
Synthesis and Catalytic Activity of Amino Acids and Metallopeptides with Catalytically Active Metallocyclic Side Chains [0.03%]
含催化活性金属环状侧链的氨基酸和金属肽的合成及其催化性能研究
Zhihui Zhong,Hao Yang,Chen Zhang et al.
Zhihui Zhong et al.
Two approaches to prepare amino acids with catalytically active organometallic side chains are presented. These methods are notable in that they provide access either free or N-protected compounds that are structurally analogous to naturall...