Synthesis and structural studies of two pyridine-armed reinforced cyclen chelators and their transition metal complexes [0.03%]
两个含吡啶臂的刚性环螯合剂及其过渡金属配合物的合成与结构研究
Kevin R Wilson,Desiray J Cannon-Smith,Benjamin P Burke et al.
Kevin R Wilson et al.
Two novel pyridine pendant-armed macrocycles structurally reinforced by an ethyl bridge, either between adjacent nitrogens (for side-bridged) or non-adjacent nitrogens (for cross-bridged), have been synthesized and complexed with a range of...
Intramolecular Hydrogen Transfer Reactions Catalyzed by Pentamethylcyclopentadienyl Rhodium and Cobalt Olefin Complexes: Mechanistic Studies [0.03%]
戊基环戊二烯基 rhodium 和 cobalt 烯烃配合物催化分子内氢转移反应的机理研究
Andrew D Bolig,Thomas W Lyons,Darren T DiSalvo et al.
Andrew D Bolig et al.
The mechanism of intramolecular transfer dehydrogenation catalyzed by [Cp*M(VTMS)2] (1, M=Rh, 2, M=Co, Cp* = C5Me5, VTMS = vinyltrimethylsilane) complexes has been studied using vinyl silane protected alcohols as substrates. Deuterium-label...
Phenylselenolate Mercury Alkyl Compounds, PhSeHgMe and PhSeHgEt: Molecular Structures, Protolytic Hg-C Bond Cleavage and Phenylselenolate Exchange [0.03%]
苯基硒醇盐汞烷基化合物PhSeHgMe和PhSeHgEt：分子结构、质子介导的Hg-C键断裂及苯基硒醇盐交换反应
Kevin Yurkerwich,Patrick J Quinlivan,Yi Rong et al.
Kevin Yurkerwich et al.
The phenylselenolate mercury alkyl compounds, PhSeHgMe and PhSeHgEt, have been structurally characterized by X-ray diffraction, thereby demonstrating that both compounds are monomeric with approximately linear coordination geometries; the m...
Z-Selective Ruthenium Metathesis Catalysts: Comparison of Nitrate and Nitrite X-type Ligands [0.03%]
具有X型配体的钌亚胺类异构化催化剂：硝酸根与 nitrito类型的对比研究
Melanie A Pribisko,Tonia S Ahmed,Robert H Grubbs
Melanie A Pribisko
Two new Ru-based metathesis catalysts, 3 and 4, have been synthesized for the purpose of comparing their catalytic properties to those of their cis-selective nitrate analogues, 1 and 2. Although catalysts 3 and 4 exhibited slower initiation...
Ariel Furst,Michael G Hill,Jacqueline K Barton
Ariel Furst
Electrocatalysis is often thought of solely in the inorganic realm, most often applied to energy conversion in fuel cells. However, the ever-growing field of bioelectrocatalysis has made great strides in advancing technology for both biofue...
O2-Promoted Allylic Acetoxylation of Alkenes: Assessment of "Push" vs. "Pull" Mechanisms and Comparison between O2 and Benzoquinone [0.03%]
氧气促进的烯烃反式-α-羟基酯化反应：“推电子”与“吸电子”机制的评估以及氧气和苯醌的比较
Tianning Diao,Shannon S Stahl
Tianning Diao
Palladium-catalyzed acetoxylation of allylic C-H bonds has been the subject of extensive study. These reactions proceed via allyl-palladium(II) intermediates that react with acetate to afford the allyl acetate product. Benzoquinone and mole...
Synthesis, Structure, and Conformational Dynamics of Rhodium and Iridium Complexes of Dimethylbis(2-pyridyl)borate [0.03%]
二甲基双（吡啶-2-基）硼酸酯金属配合物的合成、结构及构象动力学研究
Megan K Pennington-Boggio,Brian L Conley,Michael G Richmond et al.
Megan K Pennington-Boggio et al.
Rhodium(I) and Iridium(I) borate complexes of the structure [Me2B(2-py)2]ML2 (L2 = (tBuNC)2, (CO)2, (C2H4)2, cod, dppe) were prepared and structurally characterized (cod = 1,5-cyclooctadiene; dppe = 1,2-diphenylphosphinoethane). Each contai...
Sulfonamido tripods: tuning redox potentials via ligand modifications [0.03%]
通过配体修饰调节氧化还原电位的磺酰胺三脚架化合物
Nathanael Lau,Joseph W Ziller,A S Borovik
Nathanael Lau
A series of FeII-OH2 complexes were synthesized with ligands based on the tetradentate sulfonamido tripod N,N',N"-[2,2',2"-nitrilotris(ethane-2,1-diyl)]-tris-({R-Ph}-sulfonamido). These complexes differ by the substituent on the aryl rings ...
Nathaniel S Sickerman,Renée M Henry,Joseph W Ziller et al.
Nathaniel S Sickerman et al.
The use of the tripodal ligands tris[(N'-tert-butylureaylato)-N-ethyl]aminato ([H3buea]3-) and the sulfonamide-based N,N',N"-[2,2',2"-nitrilotris(ethane-2,1-diyl)]tris(2,4,6-trimethylbenzene-sulfonamidato) ([MST]3-) has led to the synthesis...
David C Lacy,Jhumpa Mukherjee,Robie L Lucas et al.
David C Lacy et al.
Alfred Werner described the attributes of the primary and secondary coordination spheres in his development of coordination chemistry. To examine the effects of the secondary coordination sphere on coordination chemistry, a series of tripod...