Heterogeneous Cobalt‐Catalyzed Direct N‐Formylation of Isoquinolines with CO2 and H2
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DOI: 10.1002/cctc.201601682
Abstract: Isoquinolines (IQs) are an abundant feedstock, and N‐formyl‐1,2,3,4‐tetrahydroisoquinolines (FTHIQs) are valuable fine chemicals and key intermediates. Herein, we report for the first time the Co0/ZnCl2‐catalyzed direct N‐formylation of IQs by using CO2 with H2 to… read more here.
Keywords: formylation; formylation isoquinolines; heterogeneous cobalt; cobalt catalyzed ... See more keywords
Methanol Promoted Palladium‐Catalyzed Amine Formylation with CO2 and H2 by the Formation of HCOOCH3
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DOI: 10.1002/cctc.201801404
Abstract: The N‐formylation reaction of amines is one of the most effective measures to make the best use of CO2, since the formamides have widespread applications in industry. Herein, we performed the N‐formylation reaction over Mg−Al… read more here.
Keywords: formylation; co2; palladium catalyzed; methanol promoted ... See more keywords
Copper-catalysed formylation of amines using methanol as the C1 source.
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DOI: 10.1002/cssc.201903266
Abstract: Cu/TEMPO as catalytic system is known for the selective transformation of alcohol to aldehyde as well as the simultaneous coupling of alcohol and amines to imines under oxidative conditions. Herein we demonstrate for the first… read more here.
Keywords: formylation; formylation amines; catalysed formylation; methanol ... See more keywords
Metal-free N-doped carbon catalyst derived from chitosan for aqueous formic acid-mediated selective reductive formylation of quinoline and nitroarenes.
Sign Up to like & getrecommendations! Published in 2022 at "ChemSusChem"
DOI: 10.1002/cssc.202201560
Abstract: A chitosan-derived metal-free N-doped carbon catalyst is synthesized and investigated for selective reductive formylation of quinoline to N-formyl-tetrahydroquinoline and nitroarenes to N-formyl anilides via aqueous HCOOH (FA) mediated catalytic transformation. FA dissociates on the catalyst… read more here.
Keywords: carbon catalyst; catalyst; formylation; metal free ... See more keywords
Recent Advances On Direct Formylation Reactions.
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DOI: 10.1002/tcr.202300063
Abstract: Aldehydes serve as the key functional group in organic synthesis and are valuable intermediates. The various advanced methods of direct formylation reactions have been reviewed in this article. Overcoming the drawbacks of the traditional methods… read more here.
Keywords: formylation; recent advances; formylation reactions; direct formylation ... See more keywords
Metal-free selective aryl C–H formylation co-controlled by 1,2,3-triazole and hydroxyl using DMSO as formyl source
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DOI: 10.1007/s12039-019-1631-8
Abstract: AbstractA facile and efficient method for direct C–H formylation of phenolated 1,4-disubstituted 1,2,3-triazoles using DMSO as the formyl source has been developed. The reaction proceeded smoothly under metal-free conditions with good functional group tolerance and… read more here.
Keywords: formylation; dmso formyl; formyl source; using dmso ... See more keywords
Sulfated polyborate-catalyzed N-formylation of amines: a rapid, green and efficient protocol
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DOI: 10.1007/s13738-017-1186-x
Abstract: A rapid, green and efficient method for N-formylation reaction of various amines with formic acid in the presence of sulfated polyborate catalyst under solvent-free conditions has been described. The catalyst has the advantage of mild… read more here.
Keywords: rapid green; formylation; protocol; sulfated polyborate ... See more keywords
Formylation of Eukaryotic Cytoplasmic Proteins: Linking Stress to Degradation.
Sign Up to like & getrecommendations! Published in 2019 at "Trends in biochemical sciences"
DOI: 10.1016/j.tibs.2018.12.008
Abstract: Unlike prokaryotes, N-terminal formylation has been confined to a handful of mitochondrial proteins in eukaryotes. A recent study unveils a new role for eukaryotic cytoplasmic N-terminal formylation linking diverse cellular stresses to N-terminal-dependent protein degradation.… read more here.
Keywords: formylation; degradation; eukaryotic cytoplasmic; formylation eukaryotic ... See more keywords
Hydroxyl Group-Regulated Active Nano-Pd/C Catalyst Generation via in Situ Reduction of Pd(NH3)xCly/C for N-Formylation of Amines with CO2/H2
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DOI: 10.1021/acssuschemeng.7b00363
Abstract: The reductive N-formylation of amines using CO2 and hydrogen is a promising means of incorporating CO2 into value-added chemicals. To date, there has been a lack of heterogeneous catalyst systems that are sufficiently active and… read more here.
Keywords: formylation; formylation amines; hydroxyl group; catalyst ... See more keywords
Rieche formylation of carbon nanotubes – one-step and versatile functionalization route
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DOI: 10.1039/c7ra10525h
Abstract: We present the direct and one-step Rieche formylation of carbon nanotubes (CNTs) as the most effective (4.00 mmol g−1) functionalization route via formylation. Indeed, classical methods, i.e. three-step protocols based on CNT oxidation–reduction–partial oxidation (COOH… read more here.
Keywords: formylation; step; one step; rieche formylation ... See more keywords
Copper catalysis: ligand-controlled selective N-methylation or N-formylation of amines with CO2 and phenylsilane
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DOI: 10.1039/c8gc02280a
Abstract: Cupric subcarbonate (Cu2(OH)2CO3) was found to be effective for the reductive functionalization of CO2 to produce formamides and methylamines with phenylsilane as reductant. Interestingly, N-formylation and N-methylation were switched on/off by subtly choosing the ligand:… read more here.
Keywords: formylation; methylation; catalysis ligand; ligand controlled ... See more keywords