1
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Sahin O, Wallis JD. Crystal structure of bis-(mesit-yl)(pyrrol-1-yl)borane. Acta Crystallogr E Crystallogr Commun 2023; 79:50-53. [PMID: 36628361 PMCID: PMC9815137 DOI: 10.1107/s2056989022011768] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2022] [Accepted: 12/08/2022] [Indexed: 12/24/2022]
Abstract
In the crystal structure of the title compound, C22H26BN, the B atom acts to reduce the delocalization of the nitro-gen lone-pair electron density into the pyrrole ring, so that the two N-C bonds increase in length to 1.4005 (14) and 1.3981 (14) Å. The N-B bond length is 1.4425 (15) Å, which is longer than a typical N-B bond because the nitro-gen lone pair is not fully available to participate in the bond.
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Affiliation(s)
- Onur Sahin
- School of Science and Technology, Nottingham Trent University, Clifton Lane, Nottingham, NG1 8NS, United Kingdom
| | - John D. Wallis
- School of Science and Technology, Nottingham Trent University, Clifton Lane, Nottingham, NG1 8NS, United Kingdom
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2
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Shteingolts SA, Stash AI, Tsirelson VG, Fayzullin RR. Real-Space Interpretation of Interatomic Charge Transfer and Electron Exchange Effects by Combining Static and Kinetic Potentials and Associated Vector Fields. Chemistry 2022; 28:e202200985. [PMID: 35638164 DOI: 10.1002/chem.202200985] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/31/2022] [Indexed: 11/09/2022]
Abstract
Intricate behaviour of one-electron potentials from the Euler equation for electron density and corresponding gradient force fields in crystals was studied. Channels of locally enhanced kinetic potential and corresponding saddle Lagrange points were found between chemically bonded atoms. Superposition of electrostatic ϕ e s r and kinetic ϕ k r potentials and electron density ρ r allowed partitioning any molecules and crystals into atomic ρ - and potential-based ϕ -basins; ϕ k -basins explicitly account for the electron exchange effect, which is missed for ϕ e s -ones. Phenomena of interatomic charge transfer and related electron exchange were explained in terms of space gaps between zero-flux surfaces of ρ - and ϕ -basins. The gap between ϕ e s - and ρ -basins represents the charge transfer, while the gap between ϕ k - and ρ -basins is a real-space manifestation of sharing the transferred electrons caused by the static exchange and kinetic effects as a response against the electron transfer. The regularity describing relative positions of ρ -, ϕ e s -, and ϕ k - basin boundaries between interacting atoms was proposed. The position of ϕ k -boundary between ϕ e s - and ρ -ones within an electron occupier atom determines the extent of transferred electron sharing. The stronger an H⋅⋅⋅O hydrogen bond is, the deeper hydrogen atom's ϕ k -basin penetrates oxygen atom's ρ -basin, while for covalent bonds a ϕ k -boundary closely approaches a ϕ e s -one indicating almost complete sharing of the transferred electrons. In the case of ionic bonds, the same region corresponds to electron pairing within the ρ -basin of an electron occupier atom.
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Affiliation(s)
- Sergey A Shteingolts
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center, Russian Academy of Sciences, 8 Arbuzov Street, Kazan, 420088, Russian Federation
| | - Adam I Stash
- A.N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, 28 Vavilov Street, Moscow, 119991, Russian Federation
| | - Vladimir G Tsirelson
- D.I. Mendeleev University of Chemical Technology, 9 Miusskaya Square, Moscow, 125047, Russian Federation.,South Ural State University, 76 Lenin Avenue, Chelyabinsk, 454080, Russian Federation
| | - Robert R Fayzullin
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center, Russian Academy of Sciences, 8 Arbuzov Street, Kazan, 420088, Russian Federation
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3
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Merino-García MDR, Soriano-Agueda LA, Guzmán-Hernández JDD, Martínez-Otero D, Landeros Rivera B, Cortés-Guzmán F, Barquera-Lozada JE, Jancik V. Benzene and Borazine, so Different, yet so Similar: Insight from Experimental Charge Density Analysis. Inorg Chem 2022; 61:6785-6798. [PMID: 35472275 DOI: 10.1021/acs.inorgchem.1c03923] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Although benzene and borazine are isoelectronic and isostructural, they have very different electronic structures, mainly due to the polar nature of the B-N bond. Herein, we present an experimental study of the charge density distribution obtained from the multipole model formalism and Hirshfeld atom refinement (HAR) based on high-resolution X-ray diffraction data of borazine B3N3H6 (1) and B,B',B″-trichloroborazine (2) crystals. These data are compared to those obtained from HAR for benzene (4) and 1,3,5-trichlorobenzene (5) and further compared with values obtained from density functional theory calculations in the gas phase, where N,N',N″-trichloroborazine (3) was also included. The results confirm that, unlike benzene, borazines are only weakly aromatic with an island-like electronic delocalization within the B3N3 ring involving only the nitrogen atoms. Furthermore, delocalization indices and interacting quantum atom energy for bonded and non-bonded atoms were found to be highly suitable indicators capable of describing the origin of the discrepancies observed when the degree of aromaticity in 2 and 3 is evaluated using common aromaticity indices. Additionally, analysis of intermolecular interactions in the crystals brings further evidence of a weakly aromatic character of the borazines as it reveals surprising similarities between the crystal packing of borazine and benzene and also between B,B',B″-trichloroborazine and 1,3,5-trichlorobenzene.
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Affiliation(s)
- María Del Rosario Merino-García
- Centro Conjunto de Investigación en Química Sustentable UAEM-UNAM, Carretera Toluca-Atlacomulco, km. 14.5, Toluca, Estado de México C.P. 50200, México
| | - Luis Antonio Soriano-Agueda
- Universidad Nacional Autónoma de México, Instituto de Química, Ciudad Universitaria, Circuito Exterior s/n, Ciudad de México 04510, México
| | - Juan de Dios Guzmán-Hernández
- Centro Conjunto de Investigación en Química Sustentable UAEM-UNAM, Carretera Toluca-Atlacomulco, km. 14.5, Toluca, Estado de México C.P. 50200, México
| | - Diego Martínez-Otero
- Centro Conjunto de Investigación en Química Sustentable UAEM-UNAM, Carretera Toluca-Atlacomulco, km. 14.5, Toluca, Estado de México C.P. 50200, México.,Universidad Nacional Autónoma de México, Instituto de Química, Ciudad Universitaria, Circuito Exterior s/n, Ciudad de México 04510, México
| | - Bruno Landeros Rivera
- CNRS, Laboratoire de Chimie Théorique, LCT, Sorbonne Université, Paris 75005, France
| | - Fernando Cortés-Guzmán
- Centro Conjunto de Investigación en Química Sustentable UAEM-UNAM, Carretera Toluca-Atlacomulco, km. 14.5, Toluca, Estado de México C.P. 50200, México.,Universidad Nacional Autónoma de México, Instituto de Química, Ciudad Universitaria, Circuito Exterior s/n, Ciudad de México 04510, México
| | - José Enrique Barquera-Lozada
- Universidad Nacional Autónoma de México, Instituto de Química, Ciudad Universitaria, Circuito Exterior s/n, Ciudad de México 04510, México
| | - Vojtech Jancik
- Centro Conjunto de Investigación en Química Sustentable UAEM-UNAM, Carretera Toluca-Atlacomulco, km. 14.5, Toluca, Estado de México C.P. 50200, México.,Universidad Nacional Autónoma de México, Instituto de Química, Ciudad Universitaria, Circuito Exterior s/n, Ciudad de México 04510, México
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4
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Schürmann CJ, Herbst-Irmer R, Teuteberg TL, Kratzert D, Erker G, Mata RA, Stalke D. Experimental charge density study on FLPs and a FLP reaction product. Z KRIST-CRYST MATER 2018. [DOI: 10.1515/zkri-2018-2061] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Abstract
The charge density distribution of the intramolecular frustrated Lewis pair (FLP) Mes2PCH2CH2B(C6F5)2 (1), the phosphinimine HNPMes2CH2CH2B(C6F5)2 (2), as well as a FLP homologue with nitrogen NEt2CHPhCH2B(C6F5)2 (3) were investigated with Bader’s quantum theory of atoms in molecules (QTAIM). The charge densities were derived from both experimental high-resolution X-ray diffraction data (2, 3) and theoretical calculations (1, 3). The QTAIM analysis for the FLPs 1 and 3 showed the prominent B-pnictogen interaction to be weak dative bonds without significant charge-transfer. This holds also true for the B–N–bond of 2. The nitrogen atom is negatively charged, due to a charge transfer from phosphorous and shows features of a sp2-hybridization. The bond is therefore best described as a non-hypervalent Pδ+–Nδ− moiety.
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Affiliation(s)
| | - Regine Herbst-Irmer
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstraße 4 , Göttingen 37077 , Germany
| | | | - Daniel Kratzert
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstraße 4 , Göttingen 37077 , Germany
| | - Gerhard Erker
- Organisch-Chemisches Institut, Universität Münster , Corrensstraße 40 , Münster 48149 , Germany
| | - Ricardo A. Mata
- Institut für Physikalische Chemie, Universität Göttingen , Tammannstraße 6 , Göttingen 37077 , Germany
| | - Dietmar Stalke
- Institut für Anorganische Chemie, Universität Göttingen , Tammannstraße 4 , Göttingen 37077 , Germany
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5
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Wang T, Liu L, Grimme S, Daniliuc CG, Kehr G, Erker G. Cyclic Amine/Borane Lewis Pairs by the Reaction of N
,N
-Diallylaniline with Lancaster′s H2
B-C6
F5
Reagent. Chem Asian J 2016; 11:1394-9. [PMID: 27010508 DOI: 10.1002/asia.201600060] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/15/2016] [Indexed: 11/11/2022]
Affiliation(s)
- Tongdao Wang
- Organisch-Chemisches Institut; Westfälische Wilhelms-Universität Münster; Corrensstraße 40 48149 Münster Germany
| | - Lei Liu
- Mulliken Center for Theoretical Chemistry; Institut für Physikalische und Theoretische Chemie; Universität Bonn; Beringstraße 4 53115 Bonn Germany
| | - Stefan Grimme
- Mulliken Center for Theoretical Chemistry; Institut für Physikalische und Theoretische Chemie; Universität Bonn; Beringstraße 4 53115 Bonn Germany
| | - Constantin G. Daniliuc
- Organisch-Chemisches Institut; Westfälische Wilhelms-Universität Münster; Corrensstraße 40 48149 Münster Germany
| | - Gerald Kehr
- Organisch-Chemisches Institut; Westfälische Wilhelms-Universität Münster; Corrensstraße 40 48149 Münster Germany
| | - Gerhard Erker
- Organisch-Chemisches Institut; Westfälische Wilhelms-Universität Münster; Corrensstraße 40 48149 Münster Germany
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6
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Charge Density and Chemical Bonding. STRUCTURE AND BONDING 2016. [DOI: 10.1007/430_2015_199] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/16/2023]
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7
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Chen GQ, Türkyilmaz F, Daniliuc CG, Bannwarth C, Grimme S, Kehr G, Erker G. Enamine/butadienylborane cycloaddition in the frustrated Lewis pair regime. Org Biomol Chem 2015; 13:10477-86. [PMID: 26330093 DOI: 10.1039/c5ob01602a] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
The dienylborane 2a was prepared by regioselective alkyne hydroboration of the conjugated enyne 1a with Piers' borane [HB(C6F5)2]. Its reaction with a series of acetophenone derived enamines 3 resulted in the formation of the strong enamine β-carbon adduct with the borane Lewis acid (4). In contrast B-C adduct formation between the dienylborane 2a and a series of much more bulky cyclohexanone derived enamines (6) is rapidly reversible above ca.-30 °C and then leads to the formation of the [4 + 2]cycloaddition products 8. A DFT study revealed that this reaction is probably taking a stepwise route, proceeding by means of enamine addition to the dienylborane terminus to generate a zwitterionic borata-alkene/iminium ion intermediate that undergoes rapid subsequent ring closure. Heating of the products 8 led to amidoborane elimination from the vicinal amino/borane pair at the product framework to give the respective hexahydronaphthalene product 10. Subsequent treatment with TEMPO (2 equiv.) resulted in selective oxidation of the unsaturated ring to give the respective tetrahydronaphthalene derivative 12.
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Affiliation(s)
- Guo-Qiang Chen
- Organisch-Chemisches Institut, Universität Münster, Corrensstraβe 40, 48149 Münster, Germany.
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8
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Steciuk I, Durka K, Gontarczyk K, Dąbrowski M, Luliński S, Woźniak K. Nitrogen–boron coordination versus OH⋯N hydrogen bonding in pyridoxaboroles – aza analogues of benzoxaboroles. Dalton Trans 2015; 44:16534-46. [DOI: 10.1039/c5dt02402a] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Pyridoxaboroles are novel amphoteric heterocycles forming either hydrogen-bonded networks or polymeric aggregates depending on the donor properties of a nitrogen atom.
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Affiliation(s)
- I. Steciuk
- Warsaw University of Technology
- Faculty of Chemistry
- Physical Chemistry Department
- 00-664 Warsaw
- Poland
| | - K. Durka
- Warsaw University of Technology
- Faculty of Chemistry
- Physical Chemistry Department
- 00-664 Warsaw
- Poland
| | - K. Gontarczyk
- Warsaw University of Technology
- Faculty of Chemistry
- Physical Chemistry Department
- 00-664 Warsaw
- Poland
| | - M. Dąbrowski
- Warsaw University of Technology
- Faculty of Chemistry
- Physical Chemistry Department
- 00-664 Warsaw
- Poland
| | - S. Luliński
- Warsaw University of Technology
- Faculty of Chemistry
- Physical Chemistry Department
- 00-664 Warsaw
- Poland
| | - K. Woźniak
- University of Warsaw
- Department of Chemistry
- 02-093 Warsaw
- Poland
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9
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Voss T, Mahdi T, Otten E, Fröhlich R, Kehr G, Stephan DW, Erker G. Frustrated Lewis Pair Behavior of Intermolecular Amine/B(C6F5)3 Pairs. Organometallics 2012. [DOI: 10.1021/om300017u] [Citation(s) in RCA: 120] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Tanja Voss
- Organisch-Chemisches Institut der Universität Münster, Corrensstrasse 40, 48149 Münster,
Germany
- Department of Chemistry, University of Toronto, 80 St. George St. Toronto, Ontario M5S 3H6,
Canada
| | - Tayseer Mahdi
- Department of Chemistry, University of Toronto, 80 St. George St. Toronto, Ontario M5S 3H6,
Canada
| | - Edwin Otten
- Department of Chemistry, University of Toronto, 80 St. George St. Toronto, Ontario M5S 3H6,
Canada
| | - Roland Fröhlich
- Organisch-Chemisches Institut der Universität Münster, Corrensstrasse 40, 48149 Münster,
Germany
| | - Gerald Kehr
- Organisch-Chemisches Institut der Universität Münster, Corrensstrasse 40, 48149 Münster,
Germany
| | - Douglas W. Stephan
- Department of Chemistry, University of Toronto, 80 St. George St. Toronto, Ontario M5S 3H6,
Canada
| | - Gerhard Erker
- Organisch-Chemisches Institut der Universität Münster, Corrensstrasse 40, 48149 Münster,
Germany
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10
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Some Main Group Chemical Perceptions in the Light of Experimental Charge Density Investigations. STRUCTURE AND BONDING 2012. [DOI: 10.1007/430_2011_71] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/20/2023]
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11
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Song B, Kirschbaum K, Mason MR. Planar, Three-Coordinate Boron Monohydrides Ligated by Bis(3-methylindolyl)methanes. Organometallics 2011. [DOI: 10.1021/om2006694] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Bingxu Song
- Department of Chemistry, School
for Green Chemistry and Engineering, University of Toledo, Toledo, Ohio 43606-3390s
| | - Kristin Kirschbaum
- Department of Chemistry, School
for Green Chemistry and Engineering, University of Toledo, Toledo, Ohio 43606-3390s
| | - Mark R. Mason
- Department of Chemistry, School
for Green Chemistry and Engineering, University of Toledo, Toledo, Ohio 43606-3390s
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12
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Affiliation(s)
- Penelope J. Brothers
- School of Chemical Sciences, University of Auckland, Private Bag 92019, Auckland 1042, New Zealand
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13
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Hathwar VR, Paul AK, Natarajan S, Guru Row TN. Charge Density Analysis of a Pentaborate Ion in an Ammonium Borate: Toward the Understanding of Topological Features in Borate Minerals. J Phys Chem A 2011; 115:12818-25. [DOI: 10.1021/jp203983v] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Venkatesha R. Hathwar
- Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore 560 012, India
| | - Avijit Kumar Paul
- Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore 560 012, India
| | - Srinivasan Natarajan
- Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore 560 012, India
| | - Tayur N. Guru Row
- Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore 560 012, India
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14
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Abstract
This paper provides a short introduction to the basics of electron density investigations. The two predominant approaches for the modelling and various interpretations of electron density distributions are presented. Their potential translations into chemical concepts are explained. The focus of the article lies on the deduction of chemical properties from charge density studies in some selected main group compounds. The relationship between the obtained numerical data and commonly accepted simple chemical concepts unfortunately is not always straightforward, and often the chemist relies on heuristic connections rather than rigorously defined ones. This article tries to demonstrate how charge density analyses can shed light on aspects of chemical bonding and reactivity resulting from the determined bonding situation. Sometimes this helps to identify misconceptions and sets the scene for new unconventional synthetic approaches.
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Affiliation(s)
- Dietmar Stalke
- Institut für Anorganische Chemie, Georg-August-Universität Göttingen, Tammannstrasse 4, 37077 Göttingen, Germany.
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15
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Mebs S, Grabowsky S, Förster D, Kickbusch R, Hartl M, Daemen LL, Morgenroth W, Luger P, Paulus B, Lentz D. Charge Transfer via the Dative N−B Bond and Dihydrogen Contacts. Experimental and Theoretical Electron Density Studies of Small Lewis Acid−Base Adducts. J Phys Chem A 2010; 114:10185-96. [DOI: 10.1021/jp100995n] [Citation(s) in RCA: 60] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Stefan Mebs
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Simon Grabowsky
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Diana Förster
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Rainer Kickbusch
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Monika Hartl
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Luke L. Daemen
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Wolfgang Morgenroth
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Peter Luger
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Beate Paulus
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
| | - Dieter Lentz
- Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 36a, 14195 Berlin, Germany, Institut für Chemie und Biochemie/Anorganische Chemie, Freie Universität Berlin, Fabeckstrasse 34-36, 14195 Berlin, Germany, LANSCE, Los Alamos National Laboratory, Los Alamos, New Mexico, Institut für Geowissenschaften, Facheinheit Mineralogie/Abt. Kristallographie, J. W. Goethe Universität, Altenhöferallee 1, 60438 Frankfurt, Germany, Institut für Chemie und Biochemie/Physikalische
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16
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Fischer A, Stern D, Thorn A, Abraham S, Stalke D, Klingebiel U. From the Lithium-2-anilide-2-fluoro-1,3-diaza-2-sila-cyclopentene-GaCl3 Adduct to 1,4,6-Triaza-5-gallium-7-sila-cyclo-3-heptene - Experimental and Quantum-chemical Results. Z Anorg Allg Chem 2010. [DOI: 10.1002/zaac.201000041] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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17
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Wang Z, Lu G, Li H, Zhao L. Encumbering the intramolecular π donation by using a bridge: A strategy for designing metal-free compounds to hydrogen activation. ACTA ACUST UNITED AC 2010. [DOI: 10.1007/s11434-010-0005-x] [Citation(s) in RCA: 37] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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Ott H, Matthes C, Ringe A, Magull J, Stalke D, Klingebiel U. On the Track of Novel Triel-Stabilised Silylaminoiminoborenes. Chemistry 2009; 15:4602-9. [DOI: 10.1002/chem.200802669] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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