Ghadwal, Rajendra Singh

[["dc.bibliographiccitation.firstpage","17552"],["dc.bibliographiccitation.issue","44"],["dc.bibliographiccitation.journal","Journal of the American Chemical Society"],["dc.bibliographiccitation.lastpage","17555"],["dc.bibliographiccitation.volume","133"],["dc.contributor.author","Ghadwal, Rajendra S."],["dc.contributor.author","Azhakar, Ramachandran"],["dc.contributor.author","Roesky, Herbert W."],["dc.contributor.author","Proepper, Kevin"],["dc.contributor.author","Dittrich, Birger"],["dc.contributor.author","Klein, Susanne"],["dc.contributor.author","Frenking, Gernot"],["dc.date.accessioned","2018-11-07T08:49:55Z"],["dc.date.available","2018-11-07T08:49:55Z"],["dc.date.issued","2011"],["dc.description.abstract","A stable silicon analogue of an acid anhydride {PhC((BuN)-N-t)(2)}Si{=O center dot B(C6F5)(3)}O-Si(H){=O center dot B(C6F5)(3)}{(NBut)(HNBut)CPh} (4) with a O=Si-O-Si=O core has been prepared by treating monochlorosilylene PhC((BuN)-N-t)(2)SiCl (1) with H2O center dot B(C6F5)(3) in the presence of NHC (NHC = 1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene). Compound 4 has been characterized by elemental analysis and multinuclear NMR spectroscopic investigations. The molecular structure of 4 has been established by single-crystal X-ray diffraction studies, and DFT calculations support the experimental results."],["dc.description.sponsorship","Deutsche Forschungsgemeinschaft; AvHS"],["dc.identifier.doi","10.1021/ja206702e"],["dc.identifier.isi","000296312200009"],["dc.identifier.pmid","21999232"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/21570"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Amer Chemical Soc"],["dc.relation.issn","0002-7863"],["dc.title","Donor-Acceptor-Stabilized Silicon Analogue of an Acid Anhydride"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","8502"],["dc.bibliographiccitation.issue","17"],["dc.bibliographiccitation.journal","Inorganic Chemistry"],["dc.bibliographiccitation.lastpage","8508"],["dc.bibliographiccitation.volume","50"],["dc.contributor.author","Ghadwal, Rajendra S."],["dc.contributor.author","Azhakar, Ramachandran"],["dc.contributor.author","Proepper, Kevin"],["dc.contributor.author","Holstein, Julian Jacob"],["dc.contributor.author","Dittrich, Birger"],["dc.contributor.author","Roesky, Herbert W."],["dc.date.accessioned","2018-11-07T08:51:49Z"],["dc.date.available","2018-11-07T08:51:49Z"],["dc.date.issued","2011"],["dc.description.abstract","Reactions of N-heterocyclic carbene stabilized dichlorosilylene IPr center dot SiCl2 (1) (IPr = 1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene) with (eta(5)-C5H5)V(CO)(4), (eta(5)-C5H5)Co(CO)(2), and Fe-2(CO)(9) afford dichlorosilylene complexes IPr center dot SiCl2 center dot V(CO)(3)(eta(5)-C5H5) (2), IPr center dot SiCl2 center dot Co(CO)-(eta(5)-C5H5) (3), and IPr center dot SiCl2 center dot Fe(CO)(4) (4), respectively. Complexes 2-4 are stable under an inert atmosphere, are soluble in common organic solvents, and have been characterized by elemental analysis and multinudear (H-1, C-13, and Si-29) NMR spectroscopy. Molecular structures of 2-4 have been determined by single crystal X-ray crystallographic studies and refined with nonspherical scattering factors."],["dc.identifier.doi","10.1021/ic201096c"],["dc.identifier.isi","000294242700074"],["dc.identifier.pmid","21780764"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/9434"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/22025"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Amer Chemical Soc"],["dc.relation.issn","0020-1669"],["dc.rights","Goescholar"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.title","N-Heterocyclic Carbene Stabilized Dichlorosilylene Transition-Metal Complexes of V(I), Co(I), and Fe(0)"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","5374"],["dc.bibliographiccitation.issue","23"],["dc.bibliographiccitation.journal","Angewandte Chemie International Edition"],["dc.bibliographiccitation.lastpage","5378"],["dc.bibliographiccitation.volume","50"],["dc.contributor.author","Ghadwal, Rajendra S."],["dc.contributor.author","Roesky, Herbert W."],["dc.contributor.author","Proepper, Kevin"],["dc.contributor.author","Dittrich, Birger"],["dc.contributor.author","Klein, Susanne"],["dc.contributor.author","Frenking, Gernot"],["dc.date.accessioned","2018-11-07T09:00:38Z"],["dc.date.available","2018-11-07T09:00:38Z"],["dc.date.issued","2011"],["dc.description.sponsorship","Deutsche Forschungsgemeinschaft"],["dc.identifier.doi","10.1002/anie.201101320"],["dc.identifier.isi","000291953200027"],["dc.identifier.pmid","21574229"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/24220"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Wiley-v C H Verlag Gmbh"],["dc.relation.issn","1521-3773"],["dc.relation.issn","1433-7851"],["dc.title","A Dimer of Silaisonitrile with Two-Coordinate Silicon Atoms"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","9601"],["dc.bibliographiccitation.issue","32"],["dc.bibliographiccitation.journal","Dalton Transactions"],["dc.bibliographiccitation.lastpage","9603"],["dc.bibliographiccitation.volume","41"],["dc.contributor.author","Azhakar, Ramachandran"],["dc.contributor.author","Roesky, Herbert W."],["dc.contributor.author","Ghadwal, Rajendra S."],["dc.contributor.author","Holstein, Julian Jacob"],["dc.contributor.author","Dittrich, Birger"],["dc.date.accessioned","2018-11-07T09:15:07Z"],["dc.date.available","2018-11-07T09:15:07Z"],["dc.date.issued","2012"],["dc.description.abstract","The three-membered silacyclic ring compounds LSi[N-2(Ph)(2)]-tBu (1), LSi[HCN(Ph)(2)]tBu (2) and LSi[C-2(Ph)(2)]tBu (3) were obtained by the treatment of base stabilized monoalkylsilylenes LSitBu (L = PhC(NtBu)(2)) with PhN=NPh, PhN=CHPh and PhC CPh. The reaction of PhN=NPh and PhC CPh with LSitBu shows a different reactivity pattern with base stabilized monochlorosilylene LSiCl. The arrangement of the three-membered ring (SiNN) in 1 is the first structurally isolated example of a siladiaziridine compound."],["dc.description.sponsorship","Deutsche Forschungsgemeinschaft; Alexander von Humboldt Stiftung"],["dc.identifier.doi","10.1039/c2dt31326j"],["dc.identifier.isi","000306749100006"],["dc.identifier.pmid","22785327"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/10214"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/27598"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Royal Soc Chemistry"],["dc.relation.issn","1477-9226"],["dc.rights","Goescholar"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.title","An access to base-stabilized three-membered silicon heterocycles"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","8186"],["dc.bibliographiccitation.issue","66"],["dc.bibliographiccitation.journal","Chemical Communications"],["dc.bibliographiccitation.lastpage","8188"],["dc.bibliographiccitation.volume","48"],["dc.contributor.author","Ghadwal, Rajendra S."],["dc.contributor.author","Azhakar, Ramachandran"],["dc.contributor.author","Roesky, Herbert W."],["dc.contributor.author","Proepper, Kevin"],["dc.contributor.author","Dittrich, Birger"],["dc.contributor.author","Goedecke, Catharina"],["dc.contributor.author","Frenking, Gernot"],["dc.date.accessioned","2018-11-07T09:15:10Z"],["dc.date.available","2018-11-07T09:15:10Z"],["dc.date.issued","2012"],["dc.description.abstract","Formyl chloride (H(Cl)C=O) is unstable at room temperature and decomposes to HCl and CO. Silicon analogue of formyl chloride, silaformyl chloride IPr center dot SiH(Cl)=O center dot B(C6F5)(3) (3) (IPr = 1,3-bis(2,6-diisopropyl-phenyl)imidazol-2-ylidene), was stabilized by Lewis donor-acceptor ligands. Compound 3 is not only the first stable acyclic silacarbonyl compound but also the first silacarbonyl halide reported so far."],["dc.description.sponsorship","Deutsche Forschungsgemeinschaft; AvH foundation"],["dc.identifier.doi","10.1039/c2cc32887a"],["dc.identifier.isi","000306656800005"],["dc.identifier.pmid","22786582"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/27611"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Royal Soc Chemistry"],["dc.relation.issn","1359-7345"],["dc.title","Donor-acceptor stabilized silaformyl chloride"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","5987"],["dc.bibliographiccitation.issue","53"],["dc.bibliographiccitation.journal","Chemical Communications"],["dc.bibliographiccitation.lastpage","5989"],["dc.bibliographiccitation.volume","49"],["dc.contributor.author","Ghadwal, Rajendra S."],["dc.contributor.author","Azhakar, Ramachandran"],["dc.contributor.author","Proepper, Kevin"],["dc.contributor.author","Dittrich, Birger"],["dc.contributor.author","John, Michael"],["dc.date.accessioned","2018-11-07T09:29:55Z"],["dc.date.available","2018-11-07T09:29:55Z"],["dc.date.issued","2013"],["dc.description.abstract","Functionalization of N-heterocyclic carbenes (NHCs) has an important influence on their stability, Lewis donor, and acceptor properties. In this study, we report on the selective functionalization of a four-membered N-heterocyclic bis-silylene (2,6-Ar2C6H3NSi:)(2) (1) (Ar = 2,4,6-iPr(3)C(6)H(2)) with mono-oxygen sources N2O and Me3NO. Treatment of 1 with N2O results in the selective formation of mono-silylene (2,6-Ar2C6H3NSi(OH)(2))(2,6-Ar2C6H3NSi:) (2) as a major product, along with a small amount of further oxidized product (2,6-Ar2C6H3NSi(OH)(2))(2) (3). Compound 2 is the first four-membered mono-silylene with a di-coordinate silicon atom."],["dc.description.sponsorship","Deutsche Forschungsgemeinschaft"],["dc.identifier.doi","10.1039/c3cc43199a"],["dc.identifier.isi","000319987600025"],["dc.identifier.pmid","23715462"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/10198"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/31171"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Royal Soc Chemistry"],["dc.relation.issn","1359-7345"],["dc.rights","Goescholar"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.title","Selective functionalization of a bis-silylene"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","7574"],["dc.bibliographiccitation.issue","61"],["dc.bibliographiccitation.journal","Chemical Communications"],["dc.bibliographiccitation.lastpage","7576"],["dc.bibliographiccitation.volume","48"],["dc.contributor.author","Singh, Amit Pratap"],["dc.contributor.author","Ghadwal, Rajendra S."],["dc.contributor.author","Roesky, Herbert W."],["dc.contributor.author","Holstein, Julian Jacob"],["dc.contributor.author","Dittrich, Birger"],["dc.contributor.author","Demers, Jean-Philippe"],["dc.contributor.author","Chevelkov, Veniamin"],["dc.contributor.author","Lange, Adam"],["dc.date.accessioned","2018-11-07T09:15:14Z"],["dc.date.available","2018-11-07T09:15:14Z"],["dc.date.issued","2012"],["dc.description.abstract","An abnormal N-heterocyclic carbene (aNHC) has been used as a Lewis base to initiate dismutation of trichlorosilane. This report presents the reactivity differences of a normal N-heterocyclic carbene (NHC) versus aNHC with heavier group 14 elements. Three novel compounds (NHC)(2)center dot SiCl2H2 (2), aNHC center dot SiCl2H2 (3), and aNHC center dot GeCl2 (4) have been synthesized and characterized by single crystal X-ray analysis, solid-state NMR and DFT calculations."],["dc.identifier.doi","10.1039/c2cc33835a"],["dc.identifier.isi","000305998500009"],["dc.identifier.pmid","22735667"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/27628"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Royal Soc Chemistry"],["dc.relation.issn","1359-7345"],["dc.title","Lewis base mediated dismutation of trichlorosilane"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","358"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Inorganic Chemistry"],["dc.bibliographiccitation.lastpage","364"],["dc.bibliographiccitation.volume","50"],["dc.contributor.author","Ghadwal, Rajendra S."],["dc.contributor.author","Proepper, Kevin"],["dc.contributor.author","Dittrich, Birger"],["dc.contributor.author","Jones, Peter G."],["dc.contributor.author","Roesky, Herbert W."],["dc.date.accessioned","2018-11-07T09:00:09Z"],["dc.date.available","2018-11-07T09:00:09Z"],["dc.date.issued","2011"],["dc.description.abstract","Pentacoordinate silicon fluorides (LSiF3)-Si-1 (2a), (LSiF3)-Si-2 (2b), and ((LSiF2)-Si-3)(2) (2c)(2) based on amidinate (L-1 = PhC((NBu)-Bu-t)(2)), guanidinate (L-2 = 1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2-a]pyrimidinate), and triazapentadienate = (L-3 = NC(NMe2)NC-(NMe2)NAr, Ar = 2,6-(Pr2C6H3)-Pr-i) ligands were prepared by fluorination of the corresponding chlorosilanes (LSiCl3)-Si-1 (1a), (LSiCl3)-Si-2 (1b), and (LSiCl2)-Si-3 (1c) with Me3SnF at ambient temperature. Compounds 1b. 1c, 2a, 2b, and (2c)(2) were characterized by H-1, C-13, F-19, and Si-29 NMR spectroscopic studies. Molecular structures of 1b, 1c, 2a, and (2c)(2) were determined by single crystal X-ray structural analysis. Invariom refinement involving non-spherical scattering factors of the Hansen-Coppens multipole model was performed for 1b. Compound (LSiF2)-Si-3 (2c) is dimeric both in the solid state and in solution, whereas its chloro-analogue lc is monomeric. The attempted synthesis of diamidinatotetrachlorodisilane by reaction of lithium amidinate with Si2Cl6 led to the formation of the silane (1a) and the silylene (LSiCl)-Si-1 (3). Reaction of Si2Cl6 with N-heterocyclic carbenes (NHC) afforded NHC adducts of dichlorosilylene and SiCl4. A one pot method for the preparation of base-stabilized silylenes from Si2Cl6 is discussed."],["dc.description.sponsorship","Deutsche Forschungsgemeinschaft"],["dc.identifier.doi","10.1021/ic1020548"],["dc.identifier.isi","000285559800040"],["dc.identifier.pmid","21126009"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/9427"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/24081"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Amer Chemical Soc"],["dc.relation.issn","0020-1669"],["dc.rights","Goescholar"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.title","Neutral Pentacoordinate Silicon Fluorides Derived from Amidinate, Guanidinate, and Triazapentadienate Ligands and Base-Induced Disproportionation of Si2Cl6 to Stable Silylenes"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]