Results 11 to 20 of about 31,276 (258)

Novel Silsesquioxane-Derived Boronate Esters—Synthesis and Thermal Properties

open access: yesMolecules, 2021
The functionalization of mono- and octahydrospherosilicate with vinylboranes and allylboranes via hydrosilylation reaction in the presence of a Karstedt’s platinum (0) catalyst is presented.
Miłosz Frydrych   +5 more
doaj   +1 more source

Catalytic Dehydrogenation of Amine‐Boranes using Geminal Phosphino‐Boranes [PDF]

open access: yesZeitschrift für anorganische und allgemeine Chemie, 2020
The reaction of the intramolecular frustrated Lewis pair (FLP) tBu2PCH2BPh2 with the amine‐boranes NH3·BH3 and Me2NH·BH3 leads to the formation of the corresponding FLP‐H2 adducts as well as novel five‐membered heterocycles that result from capturing the in situ formed amino‐borane by a second equivalent of FLP.
Boom, D.H.A.   +6 more
openaire   +3 more sources

Hydrolytic Dehydrogenation of Ammonia Borane Attained by Ru-Based Catalysts: An Auspicious Option to Produce Hydrogen from a Solid Hydrogen Carrier Molecule

open access: yesEnergies, 2021
Chemical hydrogen storage stands as a promising option to conventional storage methods. There are numerous hydrogen carrier molecules that afford satisfactory hydrogen capacity.
Miriam Navlani-García   +2 more
doaj   +1 more source

Transformation of struvite from wastewater to a hydrogen fuel storage compound ammonia borane

open access: yesFrontiers in Chemistry, 2023
Ammonia borane (NH3BH3) is a carrier of hydrogen gas that is known as a carbon-free renewable energy source. A high hydrogen content of ammonia borane and its stability in air at ambient temperatures make it a valuable molecule for its potential use as a
Nin Dingra   +4 more
doaj   +1 more source

Spontaneous dehydrocoupling in peri-substituted phosphine-borane adducts [PDF]

open access: yes, 2016
This work was financially supported by the EPSRC and COST action CM1302 SIPs.Bis(borane) adducts Acenap(PiPr2·BH3)(PRH·BH3) (Acenap = acenaphthene-5,6-diyl; 4a, R = Ph; 4b, R = ferrocenyl, Fc; 4c, R = H) were synthesised by the reaction of excess H3B ...
Cordes, David Bradford   +6 more
core   +2 more sources

Synthesis of six-membered silacycles by borane-catalyzed double sila-Friedel–Crafts reaction

open access: yesBeilstein Journal of Organic Chemistry, 2020
We have developed a catalytic synthetic method to prepare phenoxasilins. A borane-catalyzed double sila-Friedel–Crafts reaction between amino group-containing diaryl ethers and dihydrosilanes can be used to prepare a variety of phenoxasilin derivatives ...
Yafang Dong   +4 more
doaj   +1 more source

[1,3-Bis(2,6-diisopropylphenyl)-1,3-dihydro-2H-imidazol-2-ylidene]triiodoborane benzene hemisolvate

open access: yesIUCrData, 2020
In the title hemisolvate, C27H36BI3N2.0.5C6H6, the dihedral angles between the central heterocyclic ring and pendant benzene rings are 82.9 (8) and 88.7 (9)° and the complete benzene solvent molecule of crystallization is generated by a crystallographic ...
Frauke Schödel   +2 more
doaj   +1 more source

Focus on Chemistry of the 10-Dioxane-nido-7,8-dicarba-undecahydrido Undecaborate Zwitterion; Exceptionally Easy Abstraction of Hydrogen Bridge and Double-Action Pathways Observed in Ring Cleavage Reactions with OH as Nucleophile

open access: yesMolecules, 2020
Ring cleavage of cyclic ether substituents attached to a boron cage via an oxonium oxygen atom are amongst the most versatile methods for conjoining boron closo-cages with organic functional groups.
Mário Bakardjiev   +4 more
doaj   +1 more source

Palladium Catalysts for Dehydrogenation of Ammonia Borane with Preferential B−H Activation [PDF]

open access: yes, 2010
Cationic Pd(II) complexes catalyzed the dehydrogenation of ammonia borane in the most efficient manner with the release of 2.0 equiv of H_2 in less than 60 s at 25 °C.
Han, Won-Sik   +9 more
core   +2 more sources

Crystal structure of borated N,N,N′,N′-tetramethyldiaminomethane

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
In the title compound, {[(dimethylamino)methyl]dimethylamine}trihydridoboron, C5H17BN2, the tetrahedral geometry of the N—C—N unit is slightly disorted. As a result of the bulky amine substituents, a wider N—C—N angle of 113.6 (1)° is observed.
Kathrin Louven   +2 more
doaj   +1 more source

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