Search Results - "Anac, Olcay"
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CuCl/AgSbF6 and Rh2(OAc)4 Comparison for the Synthesis of N-O Tethered Three and Five Membered Rings via Diazo Chemistry
Published in Chemistry letters (2021)“…Diazocarbonyl compounds are versatile precursors of carbenes leading to various structures by using several metal catalysts, especially copper and rhodium…”
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Comparison of metal-carbenoid reactions of β-2-five-membered heteroaryl substituted α,β-unsaturated ketones
Published in Turkish journal of chemistry (01-01-2023)“…In this study, -2-heteroaryl substituted ( -methyl 2-pyrrolyl, 2-thiophenyl, 2-furyl) , -unsaturated ketones were reacted with two -diazo carbonyl compounds…”
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Electrocyclization reactions of vinyl, styryl, and butadienyl conjugated carbonyl/azomethine ylides
Published in Tetrahedron (07-08-2010)“…[Display omitted]…”
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Copper-Catalyzed Bis(methoxycarbonyl)carbene Reactions of α,β-Unsaturated Carboxamides
Published in Helvetica chimica acta (01-06-2011)“…The [Cu(acac)2]‐catalyzed reactions of α,β‐unsaturated carboxamides with dimethyl diazomalonate yielded dihydrofuran derivatives by a 1,5‐electrocyclic…”
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Reactions of Enaminones with Diazocarbonyl Compounds
Published in Helvetica chimica acta (01-03-2013)“…The [Cu(acac)2]‐catalyzed reactions of several tertiary enaminones with three diazocarbonyl compounds, i.e., dimethyl diazomalonate, ethyl diazoacetoacetate,…”
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Synthesis of the Naphthalenone, Dihydroquinoline, and Dihydrofuran Derivatives
Published in Helvetica chimica acta (01-06-2011)“…The reactions of enaminones with dimethyl diazomalonate were investigated in the presence of copper(II) acetylacetonate. From the reaction of…”
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Observations on the copper(II) catalyzed reactions of enaminones and dimethyl diazomalonate
Published in Tetrahedron letters (09-07-2007)“…The Cu(acac) 2 catalyzed reactions of dimethyl diazomalonate with enaminones yielded 1,5-cyclization and α-CH insertion products. In the case of anilino…”
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Carbonyl ylide reactions of α-benzylidene-β-dicarbonyl compounds: competitive formation of dihydrofurans and dihydrobenzoxepines
Published in Tetrahedron letters (04-02-2008)“…α-Benzylidene-β,β′-biscarbonyl compounds were reacted with dimethyl diazomalonate using Cu(II) acetylacetonate as a catalyst. Dihydrofurans or mixtures of…”
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Metal-Catalyzed Cyclization Reactions of Carbonyl Ylides: Synthesis and DFT Study of Mechanisms
Published in Organometallics (04-06-2007)“…1,3-Dioxole derivatives were synthesized from copper(II)-catalyzed cyclization reactions of carbonyl ylides derived from 3-methylenebicyclo[2.2.1]heptan-2-one…”
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Synthesis and investigation of tuberculosis inhibition activities of some 1,2,3-triazole derivatives
Published in European journal of medicinal chemistry (01-02-2003)“…In this study, α-diazo-β-oxoaldehyde compounds were condensed with different amines to yield 4-acyl-1H-1,2,3-triazole derivatives. The 1,2,3-triazole compounds…”
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Non-peripherally substituted metallophthalocyanines catalyzed diastereoselective carbonyl-ylide reactions: Synthesis and DFT calculations
Published in Tetrahedron (29-01-2021)“…Many catalysts are used to control the chemo-selectivity, diastereoselectivity, and enantioselectivity in carbenoid reactions. In this work, the [4 + 1]…”
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Chemoselective Carbenoid Reactions of Furan/Thiophene/Pyrrole Ring Containing Carbonyl and Conjugated Carbonyl at Their 2‐Positions
Published in ChemistrySelect (Weinheim) (08-05-2020)“…Several furyl/thiophenyl/N‐methylpyrrolyl cores having aldehyde/ketone/ene‐biscarbonyl/diene‐biscarbonyl functions at their 2‐positions were reacted with…”
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Reactions of (1E)-Buta-1,3-dien-1-yl Acetate with Diazocarbonyl Compounds
Published in Helvetica chimica acta (01-09-2015)“…Carbene transfer to appropriate substrates is a highly versatile tool for the construction of carbon frameworks with increased functional and structural…”
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The rhodium(II) carbenoid cyclization–cycloaddition cascade of α-diazo dihydroindolinones for the synthesis of novel azapolycyclic ring systems
Published in Tetrahedron (04-02-2008)“…Tandem carbonyl ylide formation–1,3-dipolar cycloaddition of α-diazo N-acetyl-tetrahydro-β-carbolin-1-one derivatives occur efficiently in the presence of a…”
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The Reactions of α-Ylidene (Vinylidene, Benzylidene, Styrylmethylidene) Bis[carbonyls] with Copper Mono/Bis[carbonylcarbenoids]
Published in Helvetica chimica acta (01-08-2012)“…The [Cu(acac)2]‐catalyzed reactions of various α,β,γ,δ‐unsaturated bis‐ketones/bis‐esters/bis‐keto esters with dimethyl diazomalonate and ethyl diazoacetate…”
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Synthetic strategies towards the carbenoid reactions of ; -acetylenic carbonyls
Published in Turkish journal of chemistry (11-10-2018)Get full text
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Synthesis of Highly Functionalized γ-Lactones via 1,5-Electrocyclic Ring Closure
Published in Helvetica chimica acta (01-06-2006)“…We have investigated 1,5‐electrocyclic ring‐closure reactions of conjugated esters with dimethyl diazomalonate in the presence of [Cu(acac)2] as catalyst. Our…”
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Reactions of α,β-Enones with Diazo Compounds, Part 3
Published in Helvetica chimica acta (01-02-2003)“…Carbonyl ylides arising from ethyl acetodiazoacetate/dimethyl diazomalonate and α,β‐enones with mainly s‐cis conformations underwent disrotatory cyclization to…”
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