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Pentanidium-and bisguanidinium-catalyzed enantioselectivealkylations using silylamide as brønsted probase... We found that the probase also acts asa silylation reagent, generating silyl enol ether or silyl keteneacetal, which are key intermediates in the reaction....

général - core.ac.uk - PDF: figshare.com

Trace determination of the flame retardant tetrabromobisphenol a in the atmosphere by gas chromatography–mass spectrometry...of the flame retardant tetrabromobisphenol A (TBBPA) in environmental samples by using modified soxhlet extraction in combination with silica gel clean-up, derivatization with silylation reagent and gas chromatography–mass spectrometry (GC–MS) in selected ion monitoring mode (SIM)....

PDF: digitalcommons.uri.edu

Qualitative and quantitative analysis of chemicals emitted from the pheromone gland of individual heliothis subflexa females... Both samples were treated with a silylation reagent, and then subjected to gas chromatography-chemical ionization-mass spectrometry for quantitative and qualitative analysis of all components....

PDF: figshare.com

Catalytic hydrothermal liquefaction of microalgae for bio-oil productionover silylated sba-15 with high hydrothermal stability... The results indicatedthat selection of silylation reagent species contributes to improvehydrothermal stability of SBA-15 at 613 K through substituting hydroxylgroup on SBA-15 surface....

PDF: figshare.com

Palladium-catalyzed ortho-silylationof aryl iodides with concomitant arylsilylation of oxanorbornadiene:accessing functionalized (z)‑β-substitutedvinylsilanes and their analogues... Such a transformation provides accessto various functionalized (Z)-β-substitutedvinylsilanes with exclusive selectivity using hexamethyldisilane asa bis-silylation reagent and 2,3-dicarbomethoxy-7-oxanorbornadiene(ONBD) as an ortho-C–H activator and ethylenesurrogate....

PDF: figshare.com

réactif de silylation

silylating reagent

chimie - iate.europa.eu

Réactif de silylation, par exemple, TRI-SIL (pouvant être obtenu auprès de Pierce Chemical Co, Cat n° 49001), ou équivalent (Attention: le TRI-SIL est inflammable et toxique, corrosif et peut-être carcinogène.

Silylating reagent, for example TRI-SIL (available from Pierce Chemical Co, Cat No 49001) or equivalent (Important: TRI-SIL is inflammable, toxic, corrosive and possibly carcinogenic.

général - CCMatrix (Wikipedia + CommonCrawl)

Réactif de silylation, par exemple TRI-SIL (pouvant être obtenu auprès de Pierce Chemical Co, Cat no 49001), ou équivalent (Attention: le TRI-SIL est inflammable et toxique, corrosif et peut-être carcinogène.

Silylating reagent, for example TRI-SIL (available from Pierce Chemical Co, Cat No 49001) or equivalent (Important: TRI-SIL is inflammable, toxic, corrosive and possibly carcinogenic.

général - CCMatrix (Wikipedia + CommonCrawl)

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Towards the routine computational investigation of complex organocatalysis and reaction processes... Site-selectivity is mainly controlled by two factors: 1) match/mis-match between the substrate diol conformational chirality and the chiral organic catalyst, and 2) steric interactions between the silylating reagent and the catalyst-substrate complex.dMIDA...

général - core.ac.uk - PDF: hdl.handle.net

Pilot for validation of online pretreatments for analysesof organics by gas chromatography–mass spectrometry: applicationto space research... Three derivatization reactions have been carried out with N-methyl-N-(tert-butyldimethylsilyl)-trifluoroacetamide(MTBSTFA) as silylating reagent, N,N-dimethylformamide dimethylacetal (DMF-DMA) and tetramethylammoniumhydroxide (TMAH) as methylating agents....

PDF: figshare.com

Preparation, purification and characterization of aminopropyl-functionalized silica sol... Our investigations revealed that the silica nanoparticle surfaces were partially covered with aminopropyl groups, and multilayer adsorption followed by polycondensation of the silylating reagent was successfully avoided....

PDF: core.ac.uk

Manipulation of the uranyl (uo22+) moiety: new routes to reduction and o-u-o angle perturbation... This dissertation will focus on the development of new synthetic methods for the reduction of uranyl(VI) to U(IV), utilizing a synergistic relationship between a silylating reagent and a reductant....

PDF: escholarship.org

Optimization of silylation for parabens determination by gas chromatography-mass spectrometry... This method involved on-line derivatization by silylating reagent: N-Methyl-N-tert-butyldimethylsilyltrifluoroacetamide (MTBSTFA), N,O-bis (trimethylsilyl) trifluoroacetamide (BSTFA), N-methyl-N-trimethylsilyltrifluoroacetamide...

PDF: doaj.org

réactif de silylation