نتایج جستجو برای: butyl ammonium bromide

تعداد نتایج: 55103  

Journal: :Acta Crystallographica Section E Structure Reports Online 2010

2009
Mark W. Wallasch Felix Rudolphi Helmut Sitzmann

Dimeric tri(tert-butyl)cyclopentadienyliron(II) bromide [Cp′′′Fe(μ-Br)]2 (1) reacts with phenylmagnesium bromide to give the dinuclear di(cyclohexadienylidene) complex [(Cp′′′Fe)2(μ ,η5:η5H5C6=C6H5)] (2), and with mesitylmagnesium bromide either to the dinuclear complex [Cp′′′Fe(μ ,η5:η1-C6H2Me3)Fe(Br)Cp′′′] (3) or to the mononuclear mesityl complex [Cp′′′FeC6H2Me3] (4), depending on the reacti...

Journal: :Advanced Synthesis & Catalysis 2023

Dibenzoylperoxide emerged as a versatile oxidant for quaternary ammonium iodide or bromide-catalyzed reactions of phenol derivatives with NaN3. While the use iodides allowed efficient benzylic azidations under these oxidative conditions, bromides dearomative instead. Both approaches have been successfully applied to different and first proof-of-concept an enantioselective variant using chiral q...

Journal: :Bioresource technology 2002
Aparna Sharma S K Khare Munishwar N Gupta

Three phase partitioning, a method generally used for protein separation, has been evaluated for extraction of oil from soybean. 82% oil was extracted within 1 h using this process which required simultaneous addition of t-butanol (1:1, v/v) and 30% ammonium sulphate to the soybean slurry.

2012
Aleksey L. Mindich Anna V. Pavlishchuk Nadezhda A. Bokach Galina L. Starova Konstantin Yu. Zhizhin

The title ionic compound, C16H36N(+)·C10H20B10N3O3(-), consists of a tetra-butyl-ammonium cation and a closo-deca-borate cluster anion, which is bound to the substituted 2,3-dihydro-1,2,4-oxadiazole ring through a B-N bond [1.540 (2) Å]. The distances between connected B atoms in the deca-borate cluster range from 1.689 (2) to 1.844 (2) Å. The 2,3-dihydro-1,2,4-oxadiazole ring adopts an envelop...

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