Imine hydrosilylation

Author: wuoi

August undefined, 2024

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. WitrynaThe facile nature of the imine reduction under mild conditions has been further demonstrated by reducing imines towards expensive commercial amines and …

US6072085A - Imine hydrosilylation, uses and reagents related …

WitrynaAllenes are versatile synthons in organic synthesis and medicinal chemistry because of their diverse reactivities. Catalytic 1,4-hydrosilylation of 1,3-enynes may present the … Witrynaproduced from imine 1a with a p-methyl group on the imine R2 aryl, was isolated in 85% yield (entry 1). The reaction could be Scheme 2 Imidazolium-based ionic liquid … datasheet wind turbine

Hydrosilylation - an overview ScienceDirect Topics

Witryna26 mar 2008 · Hydrosilylation of Imines. Olivier Riant. Unité de chimie organique et médicinale, Département de chimie, Bt Lavoisier, Place Louis Pasteur 1, 1348 … WitrynaChiral hexamine macrocycle derived from trans-1,2-diaminocyclohexane (DACH) in a complex with diethylzinc efficiently catalyzes the asymmetric hydrosilylation of N … WitrynaContinuous flow hydrosilylation in SILP/scCO2 systems - an innovative approach to reduction and functionalization of alkynes, imines and carbonyl compounds. opis … datasheet xpower 450wp

Early Main Group Metal Catalysts for Imine Hydrosilylation

[BMIm] [FeCl 4 ]-catalyzed reductive amination of aldehydes and ...

Witryna16 paź 2024 · First s-block metal catalysts for imine hydrosilylation are reported. The mechanism is confirmed by stoichiometric reactions, intermediate isolation and DFT … Witryna2 mar 2024 · The compounds have been characterized by NMR spectroscopy (1-4) and single-crystal X-ray diffraction analysis (1, 3, and 4). The mechanism of the … bitterfeld grube theodorWitryna20 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 … bitterfeld explosion

"Witryna5 sty 2024 · The reaction mechanism for imine hydrosilylation in the presence of an iron methyl complex and hydrosilane was studied using density functional theory at … " - Imine hydrosilylation

Imine hydrosilylation

Witryna30 paź 2024 · Imine Hydrolysis. The reverse of imine formation is called imine hydrolysis, yielding the corresponding amine and carbonyl containing compound … WitrynaUS6072085A US08/941,627 US94162797A US6072085A US 6072085 A US6072085 A US 6072085A US 94162797 A US94162797 A US 94162797A US 6072085 A …

Did you know?

Witryna8 sty 2024 · Imine hydrogenation with simple alkaline earth metal catalysts. Heiko Bauer, Mercedes Alonso, Christian Färber, Holger Elsen, Jürgen Pahl, Andrea Causero, … 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 …

WitrynaIn organic chemistry, an imine ( / ɪˈmiːn / or / ˈɪmɪn /) is a functional group or organic compound containing a carbon – nitrogen double bond ( C=N ). The nitrogen atom … WitrynaWe exemplify the potency of these new Lewis acidic catalysts in a gram-scale hydrosilylation of various ketimines and aldimines in yields up to 99% and a catalyst …

Witryna11 sty 2024 · Detailed DFT calculations and experiments were performed to study the hydroboration mechanisms of two different kinds of imines. Our results revealed that … Witryna2 lip 2024 · The method involves direct C–H arylation under neutral conditions with organoboranes enabled by ruthenium(0) catalysis. The catalytic hydrosilylation was …

Witryna首页 / 专利分类库 / 有机化学 / 含除碳、氢、卤素、氧、氮、硫、硒或碲以外的其他元素的无环，碳环或杂环化合物 / 含周期表第5或15族元素的化合物 / ·磷化合物 / ··杂环化合物，例如含有磷作为杂环原子 / ···有两个氮原子作为仅有的杂环原子 / ····六元环 / Substituted aminomethylphosphines ...

Witryna16 paź 2024 · The closest to imine hydrosilylation is the recently described catalytic dearomatization of the C=N bond in pyridine by 1,2-selective hydrosilylation using a calcium catalyst. 13 In contrast, magnesium catalysts showed no activity in pyridine … datasheet xpower 550wpWitryna29 lis 2013 · Metal-based homogeneous catalysts are used in the pharmaceutical, fragrance, flavoring, and fine chemicals industries for the synthesis of … datashield by eckohWitryna19 gru 2005 · The hydrosilylation of imines, ... This result is consistent with the hydrosilylation of the imine to give an intermediate N-silylamine, followed by a rapid … data sheet wjec chemistryWitrynaThe first imidazolium-based ionic liquid-catalyzed hydrosilylation of imine and reductive amination of aldehydes with primary amines using a catalytic amount of 1-butyl-3 … data shett tuberias sch40 pdfhttp://med.wanfangdata.com.cn/Paper/Detail/PeriodicalPaper_PM28052458 bitterfeld lithiumWitryna4 sty 2024 · Imine hydrosilylation is a valuable tool for the catalytic conversion of imines to amines. It is usually catalyzed by transition-metal complexes. However, replacing … bitterfeld marathonWitrynaHydrosilylation of aldehyde and imine to convert alcohol and secondary amine by a homogeneous Au(I) complex was first reported by Ito et al. (579). Later, Caporusso et … datasheet ws-c3560x-48t-s