/ArtBox [0.0 0.0 595.276 793.701] /Contents [245 0 R 246 0 R 247 0 R] >> /BleedBox [0.0 0.0 595.276 793.701] /GS0 61 0 R >> /Resources << /T1_4 63 0 R https://fr.wikipedia.org/w/index.php?title=Borane&oldid=176158827, licence Creative Commons attribution, partage dans les mêmes conditions, comment citer les auteurs et mentionner la licence. >> >> The boron hydrides were first systematically synthesized and characterized during the period 1912 to roughly 1937 by the German chemist Alfred Stock. /T1_4 63 0 R /ColorSpace << /TrimBox [0.0 0.0 595.276 793.701] Nomenclature for boranes and related species (IUPAC Recommendations 2019) Written on 04 September 2020 . >> /CropBox [0.0 0.0 595.276 793.701] >> /Xi15 66 0 R /CropBox [0.0 0.0 595.276 793.701] /Kids [18 0 R 19 0 R 20 0 R 21 0 R 22 0 R] /T1_0 62 0 R /Font << /GS1 60 0 R >> endobj /GS0 61 0 R /T1_6 65 0 R << These recommendations reinforced earlier IUPAC recommendations in the subject area that had been published in 1990, but was essentially a ‘holding’ chapter, leaving new recommendations for a subsequent edition. /BleedBox [0.0 0.0 595.276 793.701] /GS0 61 0 R /CropBox [0.0 0.0 595.276 793.701] /ColorSpace << /Xi13 66 0 R /Font << /Xi6 66 0 R /MC0 150 0 R >> /Trapped /False /Resources << /Xi10 66 0 R /ProcSet [/PDF /Text] IUPAC | International Union of Pure and Applied Chemistry, Nomenclature for boranes and related species. /T1_8 86 0 R /BleedBox [0.0 0.0 595.276 793.701] /Fm0 88 0 R Publication. /Parent 11 0 R /T1_0 64 0 R /Font << >> /T1_4 87 0 R /MC1 244 0 R /Rotate 0 /ArtBox [0.0 0.0 595.276 793.701] Boranes are nonclassically–bonded compounds, that is, there are not enough electrons to form 2-centre, 2-electron bonds between all pairs of adjacent atoms in the molecule. /CropBox [0.0 0.0 595.276 793.701] >> /Type /Page /Rotate 0 /ArtBox [0.0 0.0 595.276 793.701] Inorganic boron heterocyclic compounds 7. >> >> /T1_4 87 0 R /Font << /MediaBox [0.0 0.0 595.276 793.701] /MediaBox [0.0 0.0 595.276 793.701] /GS0 61 0 R /ArtBox [0.0 0.0 595.276 793.701] >> Des solutions contenant du diméthylsulfure de borane et du tétrahydrofurane de borane sont disponibles dans le commerce ; dans le tétrahydrofurane, un agent stabilisant est ajouté pour empêcher le THF d’oxyder le borane. /ExtGState << /Fm0 82 0 R endobj /Fm0 82 0 R /Type /Page /T1_3 63 0 R /ProcSet [/PDF /Text] /T1_5 86 0 R /GS0 61 0 R 22 0 obj /GS0 61 0 R The principal areas considered are stoichiometric and structural nomenclature (including heteroatom and metal-atom /Resources << >> /MC1 170 0 R /T1_0 64 0 R /T1_6 93 0 R endobj >> /T1_6 86 0 R endobj /Parent 11 0 R /CS0 [/Separation /Black /DeviceCMYK 59 0 R] /ColorSpace << /GS1 60 0 R 31 0 obj 12 0 obj /Fm0 82 0 R /T1_3 63 0 R /BleedBox [0.0 0.0 595.276 793.701] /Xi9 66 0 R /Pages 4 0 R IUPAC uses information collected through cookies or in other forms to improve experience on our site and pages, and analyze how it is used. /GS0 61 0 R /T1_8 87 0 R /XObject << /T1_0 64 0 R /Fm0 88 0 R /T1_1 64 0 R /XObject << /GS0 61 0 R /MC0 223 0 R Boron radicals 5. /MC1 160 0 R 16 0 obj >> /T1_5 87 0 R /T1_0 62 0 R /Rotate 0 /T1_6 86 0 R %öäüß /ExtGState << endobj /T1_4 87 0 R >> /XObject << >> /TrimBox [0.0 0.0 595.276 793.701] /Type /Page /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] >> /MediaBox [0.0 0.0 595.276 793.701] var addy_texte71d16585ca2b847da241d7da5410dcb = 'webmaster' + '@' + 'icmab' + '.' + 'es';document.getElementById('cloake71d16585ca2b847da241d7da5410dcb').innerHTML += ''+addy_texte71d16585ca2b847da241d7da5410dcb+'<\/a>'; This email address is being protected from spambots. /T1_8 129 0 R /BleedBox [0.0 0.0 595.276 793.701] These numerical prefixes are the same as those used in hydrocarbon nomenclature (Rule A-1.1,). /Rotate 0 /T1_12 133 0 R /T1_3 63 0 R /ColorSpace << /Resources << >> 9 0 obj /T1_1 64 0 R /Parent 7 0 R There are three important structures of boranes (closo-, nido- and arachno-).In this structures the boron atoms are occuping the corners of a polyhedron in which the boron atoms can be bound together or not. >> An appraisal of the current IUPAC recommendations for nomenclature of boranes and related systems has been undertaken. endobj 3 0 obj /MC0 229 0 R /Font << /XObject << endobj Many of these recommendations were based on a Technical Report prepared in 1972 by R. Adams. /T1_6 86 0 R >> Copyright © 2020 IUPAC. /Rotate 0 /T1_8 221 0 R /GS0 61 0 R >> /T1_4 87 0 R >> /T1_7 214 0 R /T1_3 65 0 R /T1_11 128 0 R /T1_6 86 0 R /T1_5 87 0 R /T1_9 185 0 R /Kids [33 0 R 34 0 R 35 0 R 36 0 R 37 0 R 38 0 R 39 0 R] /CropBox [0.0 0.0 595.276 793.701] /F2 42 0 R << endobj /Properties << /Rotate 0 Boranes with skeletal replacement 8. /GS0 61 0 R endobj /ProcSet [/PDF /Text] /ExtGState << /CropBox [0.0 0.0 595.276 793.701] /MediaBox [0.0 0.0 595.276 793.701] /T1_7 234 0 R /Xi16 66 0 R >> You need JavaScript enabled to view it. /Resources << >> /ExtGState << << /CS0 [/Separation /Black /DeviceCMYK 59 0 R] /T1_9 147 0 R << /Rotate 0 /Properties << >> >> /GS0 61 0 R /ProcSet [/PDF /Text] /Parent 4 0 R >> /T1_4 118 0 R >> /Font << /T1_10 203 0 R /Xf1 44 0 R /TrimBox [0.0 0.0 595.276 793.701] /T1_2 62 0 R >> /ProcSet [/PDF /Text] /Parent 4 0 R >> /Properties << >> /Contents [188 0 R 189 0 R 190 0 R] /ArtBox [0.0 0.0 595.276 793.701] /Nums [0 6 0 R] Which cookies and scripts are used and how they impact your visit is specified on the left. You have certain rights with regard to the sale of personal information to third parties. /T1_0 64 0 R << Boranes ( closo, nido,archano ) & Styx number - YouTube. /T1_7 157 0 R << En l'absence d'autres espèces chimiques, il réagit avec lui-même pour former du diborane. /T1_2 81 0 R /Properties << /GS1 60 0 R /MC1 121 0 R >> /Type /Page /CS0 [/Separation /Black /DeviceCMYK 59 0 R] This site uses functional cookies and external scripts to improve your experience. /T1_4 63 0 R As a logical extension of the dicommo approach, it is recommended that tricommo nomenclature is used, e.g. 28 0 obj /T1_4 87 0 R /Font << Consequently it is highly reactive and can only be observed directly as a continuously produced, transitory, product in a flow system or from the reaction o… /ProcSet [/PDF /Text] /Parent 8 0 R /T1_5 63 0 R This book discusses as well the nomenclature for binary and pseudobinary acids, oxaacids, peroxoacids, and chloroacids. /GS0 61 0 R >> Le borane (trihydridobore en nomenclature systématique), est une molécule instable et hautement réactive répondant à la formule chimique BH 3.. L'espèce moléculaire BH 3 est un acide de Lewis très fort. /Resources << /Contents [161 0 R 162 0 R 163 0 R] /T1_2 62 0 R /ColorSpace << /T1_0 64 0 R >> /ExtGState << /Contents [152 0 R 153 0 R 154 0 R] %PDF-1.4 /ArtBox [0.0 0.0 595.276 793.701] >> /TrimBox [0.0 0.0 595.276 793.701] /XObject << /ArtBox [0.0 0.0 595.276 793.701] /ProcSet [/PDF /Text] /Xi18 66 0 R /Resources << >> /Parent 7 0 R /CS0 [/Separation /Black /DeviceCMYK 59 0 R] /XObject << An appraisal of the current IUPAC recommendations for nomenclature of boranes and related systems has been undertaken. /XObject << Le borane est l'élément le plus simple de la famille des boranes ainsi que le prototype des monoboranes. /ColorSpace << /Resources << 10 0 obj /Type /Page /Parent 9 0 R endobj endobj >> /Parent 10 0 R /Type /Page /ArtBox [0.0 0.0 595.276 793.701] /Parent 8 0 R >> /T1_4 87 0 R /Font << /T1_5 87 0 R >> >> /MediaBox [0.0 0.0 595.276 793.701] /T1_1 81 0 R /CropBox [0.0 0.0 595.276 793.701] /BleedBox [0.0 0.0 595.276 793.701] /BleedBox [0.0 0.0 595.276 793.701] /ExtGState << /Properties << /MediaBox [0.0 0.0 595.276 793.701] The Introduction to the 1990 recommendations held that the area of boron nomenclature is ‘contentious’ and ‘specialized’ and that the relevant Chapter (I-11) “is presented as a survey of nomenclature of simpler boron systems because boranes are much discussed even at relatively elementary levels of chemistry, and because we wish to codify those basic principles which seem firmly established”. /T1_4 63 0 R [borano]-a′,b′,c′-tricommo-x,y,z-[borane] is appropriate for cage compounds that can be interpreted in terms of recognizable single cages fused with three atoms in common (face fusion) (Recommendation 18). /BleedBox [0.0 0.0 595.276 793.701] endobj /CropBox [0.0 0.0 595.276 793.701] /ColorSpace << >> >> 24 0 obj 34 0 obj Submit your manuscripts before 31 July for the Entropy special issue "Thermodynamics and Entropy for Self-Assembly and Self-Organization", The ICMAB at the Biennal Ciència i Ciutat in Barcelona, 2016-03-08 - Carboranylphosphinic Acids: A New Class of Purely Inorganic Ligands, 2016-01-11 - Boron Clusters as a Platform for New Materials: Synthesis of Functionalized o-Carborane (C_sub2sub_B_sub10sub_H_sub12sub_) Derivatives Incorporating DNA Fragments, 2015-09-30 - Synthesis of Globular Precursors, 2015-09-30 - Synthesis of Periphery-Decorated and Core-Initiated Borane Polyanionic Macromolecules, 2015-06-03 - High-Boron-Content Porphyrin-Cored Aryl Ether Dendrimers: Controlled Synthesis, Characterization, and Photophysical Properties. /CS0 [/Separation /Black /DeviceCMYK 59 0 R] /ExtGState << >> /Parent 8 0 R /CS0 [/Separation /Black /DeviceCMYK 59 0 R] 40 0 obj /Resources << /Contents [248 0 R 249 0 R 250 0 R] /T1_2 62 0 R /GS1 60 0 R /ArtBox [0.0 0.0 595.276 793.701] /MediaBox [0.0 0.0 595.276 793.701] /TrimBox [0.0 0.0 595.276 793.701] /ArtBox [0.0 0.0 595.276 793.701] /ExtGState << /Contents [224 0 R 225 0 R 226 0 R] 18 0 obj /GS1 60 0 R 13 0 obj /Resources << /T1_0 62 0 R All Rights Reserved. /Font << /TrimBox [0.0 0.0 595.276 793.701] /T1_10 156 0 R La longueur de la liaison B – H déterminée expérimentalement est de 119 pm[réf.

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