Imine hydrosilylation
Witryna29 lis 2013 · Metal-based homogeneous catalysts are used in the pharmaceutical, fragrance, flavoring, and fine chemicals industries for the synthesis of … WitrynaC=Nbond in pyridine by 1,2-selective hydrosilylation using a calcium catalyst.[13] In contrast, magnesium catalysts showed no activity in pyridine hydrosilylation but …
Imine hydrosilylation
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WitrynaThis patent search tool allows you not only to search the PCT database of about 2 million International Applications but also the worldwide patent collections. This search facility features: flexible search syntax; automatic word stemming and relevance ranking; as well as graphical results. Witryna27 mar 2024 · Another promising alternative is the catalytic hydrosilylation of amides using commercially available hydrosilanes as reductants. While silanes are typically unreactive and require activators to serve as a reductant in the catalytic cycle, the incorporation of precious metal catalysts, such as Rh, Pt, Zn, Mo, Fe, and Ir, with …
Witryna26 mar 2008 · Hydrosilylation of Imines. Olivier Riant, Olivier Riant. Unité de chimie organique et médicinale, Département de chimie, Bt Lavoisier, Place Louis Pasteur 1, … Witryna18 kwi 2016 · A range of silanes was synthesized by the reaction of HSiCl3 with iminopyrrole derivatives in the presence of NEt3 . In certain cases, intramolecular …
Witryna10 mar 2015 · The electrophilic phosphonium salt, [(C 6 F 5) 3 PF][B(C 6 F 5) 4], catalyses the efficient hydrosilylation of ketones, imines and nitriles at room … WitrynaThe hydrosilylation reactions of three fluorinated phenoxy-imine ligands, N-(3-allylsalicylidene)-2,6-difluoroaniline(1), N-(3-allylsalicylidene)-2,3,5,6 …
WitrynaThe proposed metal hydride mechanism is supported by stoichiometric reactions using a catalyst model system, isolation of intermediates and DFT calculations, and …
WitrynaPreliminary kinetic analysis of imine hydroboration reveals a first-order dependence on catalyst concentration. ... employing earth abundant metal catalysts in a variety of … the problem with the woman kingWitrynaA simple and convenient procedure allows the reductive amination of aldehydes and ketones using sodium borohydride as reducing agent and boric acid, p … signal hound sdrWitryna16 paź 2024 · We propose that imine hydrosilylation proceeds via am etal. hydride mechanis ms imilar to that shown in Scheme 1a.R eac-tion of the precatalyst 1, 2 or 3 … signal house atlantaWitrynaThe facile nature of the imine reduction under mild conditions has been further demonstrated by reducing imines towards expensive commercial amines and … the problem with today\u0027s youthWitrynaCobalt, imine reduction, hydrosilylation, DFT, homogeneous catalysis ABSTRACT. Herein we describe the formation and use of silyl cobalt(III) dihydride complexes as … the problem with thriftingWitryna20 kwi 2015 · The electrophilic phosphonium salt, [(C6 F5 )3 PF][B(C6 F5 )4 ], catalyses the efficient hydrosilylation of ketones, imines and nitriles at room temperature. In … the problem with tik tok algorithmWitryna1 lip 2024 · Chiral 2-methylpiperidine (2-MPI) is an important building block that has potential for applications in pharmaceuticals and pesticides. In this study, we observed that the hydrolase in Arthrobacter sp. K5 exhibits high (S)-selectivity toward rac-N-pivaloyl-2-MPI to yield (S)-2-MPI with 80.2% enantiomeric excess (ee) in a 38.2% … the problem with title ix