Organometallic C-H Bond Activation: An Introduction
... outer-sphere oxidant, is also consistent with the experimental data and should be considered for this reaction (1a). Others have also followed up on Shilov’s original observations, and numerous systems involving oxidation of alkanes by metal cations in acidic solution have been reported (18). While ...
... outer-sphere oxidant, is also consistent with the experimental data and should be considered for this reaction (1a). Others have also followed up on Shilov’s original observations, and numerous systems involving oxidation of alkanes by metal cations in acidic solution have been reported (18). While ...
Organic Chemistry with a Biological Emphasis Volume I
... Biology, and are concurrently enrolled in the typical Biology curriculum for sophomore Biology/Health Sciences majors. The book is meant to be a constantly evolving work in progress, and as such, feedback from students, instructors, and all other readers is greatly appreciated. Please send any comme ...
... Biology, and are concurrently enrolled in the typical Biology curriculum for sophomore Biology/Health Sciences majors. The book is meant to be a constantly evolving work in progress, and as such, feedback from students, instructors, and all other readers is greatly appreciated. Please send any comme ...
Cadmiumcomplexes bearing N^E^O (E = S, Se
... On the other hand, the amino side-arm does not bind to the metal atom, with the dCd1–N2 distance (6.105(3) Å) far exceeding the sum of the van der Waals radii for these elements. The dCd1–N1 bond distance (2.108(3) Å) is typical of terminal [Cd]–N(SiMe3)2 amides.3-6 The geometry about the cadmium a ...
... On the other hand, the amino side-arm does not bind to the metal atom, with the dCd1–N2 distance (6.105(3) Å) far exceeding the sum of the van der Waals radii for these elements. The dCd1–N1 bond distance (2.108(3) Å) is typical of terminal [Cd]–N(SiMe3)2 amides.3-6 The geometry about the cadmium a ...
Study of η6 - cyclic π-perimeter hydrocarbon ruthenium complexes
... complexes. However, at room temperature, we observed immediate decomposition of the reaction mixture within few minutes and hence no product was isolated. Crucial for successful synthesis is the use of a solution of the ligand in methanol as solvent, containing NH4 PF6 /NH4 BF4 . The possible mechan ...
... complexes. However, at room temperature, we observed immediate decomposition of the reaction mixture within few minutes and hence no product was isolated. Crucial for successful synthesis is the use of a solution of the ligand in methanol as solvent, containing NH4 PF6 /NH4 BF4 . The possible mechan ...
Higher-Coordinated Molecular Silicon Compounds
... The chemistry of higher-coordinated – sometimes also called hypercoordinated and/or hypervalent silicon compounds – has been reviewed in several publications in the past. These references provided general overviews in the 1960s [13, 14], 1970s [15], 1980s [16], and the 1990s [17, 18]. More recently, ...
... The chemistry of higher-coordinated – sometimes also called hypercoordinated and/or hypervalent silicon compounds – has been reviewed in several publications in the past. These references provided general overviews in the 1960s [13, 14], 1970s [15], 1980s [16], and the 1990s [17, 18]. More recently, ...
Mono- and Trinuclear Nickel(II) Complexes with Sulfur-Containing Oxime Ligands:
... purple-black complex results from further ligand deprotonation, to yield trinuclear, antiferromagnetic [Ni3(Dtox)(DtoxH)2](ClO4)2‚CH3CN, which maintains its structure in solution. The first one-electron electrochemical oxidation step is relatively facile for the trimer, yielding a Ni2IINiIII complex ...
... purple-black complex results from further ligand deprotonation, to yield trinuclear, antiferromagnetic [Ni3(Dtox)(DtoxH)2](ClO4)2‚CH3CN, which maintains its structure in solution. The first one-electron electrochemical oxidation step is relatively facile for the trimer, yielding a Ni2IINiIII complex ...
Nitrene Transfer Reactions Mediated by Transition
... Nitrene Transfer Reactions Mediated by Transition Metal Scorpionate Complexes Director of Dissertation: Michael P. Jensen Transition metal catalyzed C=C bond aziridination and C-H bond amination reactions are powerful synthetic methods for forming C-N bonds directly from unfunctionalized hydrocarbon ...
... Nitrene Transfer Reactions Mediated by Transition Metal Scorpionate Complexes Director of Dissertation: Michael P. Jensen Transition metal catalyzed C=C bond aziridination and C-H bond amination reactions are powerful synthetic methods for forming C-N bonds directly from unfunctionalized hydrocarbon ...
Inorganic Chemistry
... few references to the original literature, but many of the advanced books and monographs are cited. Although the material contained in this book is arranged in a progressive way, there is flexibility in the order of presentation. For students who have a good grasp of the basic principles of quantum m ...
... few references to the original literature, but many of the advanced books and monographs are cited. Although the material contained in this book is arranged in a progressive way, there is flexibility in the order of presentation. For students who have a good grasp of the basic principles of quantum m ...
BRIEF ANSWERS TO SELECTED PROBLEMS APPENDIX G
... (c) compounds 2.14(a) Law of definite composition: the composition is the same regardless of its source. (b) Law of mass conservation: the total quantity of matter does not change. (c) Law of multiple proportions: two elements can combine to form two different compounds that have different proportio ...
... (c) compounds 2.14(a) Law of definite composition: the composition is the same regardless of its source. (b) Law of mass conservation: the total quantity of matter does not change. (c) Law of multiple proportions: two elements can combine to form two different compounds that have different proportio ...
Chem. Mater., 18 (7), 1745-1752
... These have analogues in the mineral world as hydroxyl-containing compounds where F- partially or completely replaces an OH- group, such as calcium hydroxyfluoroapatite. However, to be suitable as an electrode material, three characteristics are important: (1) presence of a redox center; (2) lack of ...
... These have analogues in the mineral world as hydroxyl-containing compounds where F- partially or completely replaces an OH- group, such as calcium hydroxyfluoroapatite. However, to be suitable as an electrode material, three characteristics are important: (1) presence of a redox center; (2) lack of ...
18 Chapter 3 Structures of Coordination Compounds Problem
... 3.2. The three different forms of a chaise lounge are more like stereoisomers because they have the same number and types of "chemical bonds" but differ in the spatial arrangements of those "bonds." 3.3. The two chain theory formulations would be considered to be stereoisomers because they have the ...
... 3.2. The three different forms of a chaise lounge are more like stereoisomers because they have the same number and types of "chemical bonds" but differ in the spatial arrangements of those "bonds." 3.3. The two chain theory formulations would be considered to be stereoisomers because they have the ...
Small Reactive Sulfur-Nitrogen Compounds and Their Transition
... and vs absorptions to be around 142"; calculations by HartreeFock-Slater methods indicate a flat energy minimum around 135".56 The corresponding angle in SO2 is 119". Both the reduced force constant and the large angle at sulfur indicate that the negative charge in the anion SN;- is essentially loca ...
... and vs absorptions to be around 142"; calculations by HartreeFock-Slater methods indicate a flat energy minimum around 135".56 The corresponding angle in SO2 is 119". Both the reduced force constant and the large angle at sulfur indicate that the negative charge in the anion SN;- is essentially loca ...
Chemistry of Ti(OiPr)Cl3 with Chloride
... Synthesis of Complexes. The reactions of 6 with chloride, THF, benzaldehyde, or methyl benzoate are outlined in Scheme 1. Two mol equiv of chloride, THF, or benzaldehyde added easily to 6 afforded monomeric six-coordinate complexes [Ti(OiPr)Cl5]2-(HAm+)2 (Am ) NEt3 (7a) or NC5H5 (7b)), Ti(OiPr)Cl3(T ...
... Synthesis of Complexes. The reactions of 6 with chloride, THF, benzaldehyde, or methyl benzoate are outlined in Scheme 1. Two mol equiv of chloride, THF, or benzaldehyde added easily to 6 afforded monomeric six-coordinate complexes [Ti(OiPr)Cl5]2-(HAm+)2 (Am ) NEt3 (7a) or NC5H5 (7b)), Ti(OiPr)Cl3(T ...
Document
... two single bonds. two double bonds. one single bond and one double bond. one single bond and one triple bond. ...
... two single bonds. two double bonds. one single bond and one double bond. one single bond and one triple bond. ...
Advanced Structural Inorganic Chemistry (International Union of
... designed as a text for senior undergraduates and beginning postgraduate students who need a deeper yet friendly exposure to the bonding and structure of chemical compounds. Structural chemistry is a branch of science that attempts to achieve a comprehensive understanding of the physical and chemical ...
... designed as a text for senior undergraduates and beginning postgraduate students who need a deeper yet friendly exposure to the bonding and structure of chemical compounds. Structural chemistry is a branch of science that attempts to achieve a comprehensive understanding of the physical and chemical ...
Structurally simple
... removed for clarity by showing only the main contributor. In the study by Udachin et al.55 additional CO2 was also adsorbed between the molecules in the 1:2 complex. (Diagram prepared using Mercury CSD 3.3.146). Decamethylcucurbit[5]uril likely interacts with the carbon atom of CO2 via partially del ...
... removed for clarity by showing only the main contributor. In the study by Udachin et al.55 additional CO2 was also adsorbed between the molecules in the 1:2 complex. (Diagram prepared using Mercury CSD 3.3.146). Decamethylcucurbit[5]uril likely interacts with the carbon atom of CO2 via partially del ...
Coordination Chemistry and Ligand Exchange reactions in the
... 3. Primary valency is satisfied by negative ions. - The secondary valency is satisfied either by negative ions or by neutral molecules. 4. The secondary valencies are always directed towards the fixed positions in space and this leads to definite geometry of the coordination compound. Novosibirsk, 2 ...
... 3. Primary valency is satisfied by negative ions. - The secondary valency is satisfied either by negative ions or by neutral molecules. 4. The secondary valencies are always directed towards the fixed positions in space and this leads to definite geometry of the coordination compound. Novosibirsk, 2 ...
Atypical compounds of gases, which have been called `noble`{
... linked to N (and to O), but only below 260 uC (for O: 290 uC) in the BrF5 (for O: SO2ClF) solvent.20,21 It was also quite difficult to get compounds which have real Xe–C bonds. The precedents, [(F5C6)Xe+][B(C6H5)3F2] and [(F5C6)Xe+][B(C6H5)F32] were synthesized as late as 1988 as colorless solids, a ...
... linked to N (and to O), but only below 260 uC (for O: 290 uC) in the BrF5 (for O: SO2ClF) solvent.20,21 It was also quite difficult to get compounds which have real Xe–C bonds. The precedents, [(F5C6)Xe+][B(C6H5)3F2] and [(F5C6)Xe+][B(C6H5)F32] were synthesized as late as 1988 as colorless solids, a ...
File
... Amorphous SiO2: no long range order; irregular arrangement that contains many different ring sizes. See Chapter 10.5 of the text. ...
... Amorphous SiO2: no long range order; irregular arrangement that contains many different ring sizes. See Chapter 10.5 of the text. ...
Activation of Carbon-Fluorine Bonds by Metal
... dissociation energies for C-F bonds compared to their C-H analogues.3w0 The ability of the fluorine atom to function as both a a-acceptor and a a-donor is what imparts the C-F bond with its great strength. The a-donor ability of fluorine arises via donation of the lone pair orbitals on the fluorine ...
... dissociation energies for C-F bonds compared to their C-H analogues.3w0 The ability of the fluorine atom to function as both a a-acceptor and a a-donor is what imparts the C-F bond with its great strength. The a-donor ability of fluorine arises via donation of the lone pair orbitals on the fluorine ...