Search Results - "Aïssa, Christophe"

Mechanistic Manifold and New Developments of the Julia-Kocienski Reaction by AISSA, Christophe

“…The Julia–Kocienski reaction has become indispensable in the synthetic organic chemist's olefination toolbox. Although the stereochemical outcome of the…”
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Cross‐Coupling of α‐Carbonyl Sulfoxonium Ylides with C−H Bonds by Barday, Manuel, Janot, Christopher, Halcovitch, Nathan R., Muir, James, Aïssa, Christophe

“…The functionalization of carbon–hydrogen bonds in non‐nucleophilic substrates using α‐carbonyl sulfoxonium ylides has not been so far investigated, despite the…”
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Total Syntheses of Amphidinolide T1, T3, T4, and T5 by Aïssa, Christophe, Riveiros, Ricardo, Ragot, Jacques, Fürstner, Alois

“…A concise, flexible, and high yielding entry into the family of amphidinolide T macrolides, a series of cytotoxic natural products of marine origin, has been…”
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Storage without strain by Aïssa, Christophe

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Palladium-Catalyzed Synthesis of Bis-Substituted Sulfoxonium Ylides by Janot, Christopher, Palamini, Pierre, Dobson, Benjamin C, Muir, James, Aïssa, Christophe

“…The lack of general access to bis-substituted sulfoxonium ylides is addressed by developing a palladium-catalyzed C–H cross-coupling of α-ester sulfoxonium…”
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A Rhodium-Catalyzed C−H Activation/Cycloisomerization Tandem by Aïssa, Christophe, Fürstner, Alois

“…A reaction cascade comprising a rhodium-catalyzed C−H activation, a subsequent hydrometalation of an alkylidene cyclopropane in vicinity, regioselective C−C…”
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Chemospecific Cyclizations of α‐Carbonyl Sulfoxonium Ylides on Aryls and Heteroaryls by Clare, Daniel, Dobson, Benjamin C., Inglesby, Phillip A., Aïssa, Christophe

“…The functionalization of aryl and heteroaryls using α‐carbonyl sulfoxonium ylides without the help of a directing group has remained so far a neglected area,…”
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Reductive Transamination of Pyridinium Salts to N‑Aryl Piperidines by Chen, Zhenyu, Song, Geyang, Qi, Leiming, Gunasekar, Ramachandran, Aïssa, Christophe, Robertson, Craig, Steiner, Alexander, Xue, Dong, Xiao, Jianliang

“…Saturated N-heterocycles are found in numerous bioactive natural products and are prevalent in pharmaceuticals and agrochemicals. While there are many methods…”
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Enantioselective Intramolecular Iridium-Catalyzed Cyclopropanation of α‑Carbonyl Sulfoxonium Ylides by Vidal, Lucas, Chen, Pan-Pan, Nicolas, Eva, Hackett, Andrew, Robertson, Craig M., Houk, Kendall N., Aïssa, Christophe

“…Enantioselective cyclopropanation of α-carbonyl sulfoxonium ylides (SY) has so far been limited to addition/ring closure reactions on electron-poor olefins…”
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Synthesis of Sulfur-Substituted Bicyclo[1.1.1]pentanes by Iodo-Sulfenylation of [1.1.1]Propellane by Livesley, Sarah, Trueman, Bethany, Robertson, Craig M., Goundry, William R. F., Morris, James A., Aïssa, Christophe

“…Thiols easily react with [1.1.1]­propellane to give sulfur-substituted bicyclo[1.1.1]­pentanes in radical reactions, but this reactivity is not replicated in…”
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Palladium-Catalyzed Synthesis of α‑Carbonyl-α′-(hetero)aryl Sulfoxonium Ylides: Scope and Insight into the Mechanism by Janot, Christopher, Chagnoleau, Jean-Baptiste, Halcovitch, Nathan R, Muir, James, Aïssa, Christophe

“…Despite recent advances, a general method for the synthesis of α-carbonyl-α′-(hetero)­aryl sulfoxonium ylides is needed to benefit more greatly from the…”
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Electrophilic Activation of [1.1.1]Propellane for the Synthesis of Nitrogen‐Substituted Bicyclo[1.1.1]pentanes by Livesley, Sarah, Sterling, Alistair J., Robertson, Craig M., Goundry, William R. F., Morris, James A., Duarte, Fernanda, Aïssa, Christophe

“…Strategies commonly used for the synthesis of functionalised bicyclo[1.1.1]pentanes (BCP) rely on the reaction of [1.1.1]propellane with anionic or radical…”
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Electrophilic Activation of [1.1.1]Propellane for the Synthesis of Nitrogen‐Substituted Bicyclo[1.1.1]pentanes by Livesley, Sarah, Sterling, Alistair J., Robertson, Craig M., Goundry, William R. F., Morris, James A., Duarte, Fernanda, Aïssa, Christophe

“…Strategies commonly used for the synthesis of functionalised bicyclo[1.1.1]pentanes (BCP) rely on the reaction of [1.1.1]propellane with anionic or radical…”
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PtCl2-Catalyzed Rearrangement of Methylenecyclopropanes by Fürstner, Alois, Aïssa, Christophe

“…Alkylidenecyclopropanes readily convert into cyclobutene derivatives on treatment with catalytic amounts of PtCl2. The reaction is strongly accelerated when…”
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Regioselective Synthesis of 3‑Hydroxy-4,5-alkyl-Substituted Pyridines Using 1,3-Enynes as Alkynes Surrogates by Barday, Manuel, Ho, Kelvin Y. T, Halsall, Christopher T, Aïssa, Christophe

“…The poor regioselectivity of the [4 + 2] cycloaddition of 3-azetidinones with internal alkynes bearing two alkyl substituents via nickel-catalyzed…”
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Combined Rhodium-Catalyzed Carbon-Hydrogen Activation and β-Carbon Elimination to access Eight-Membered Rings by Crépin, Damien, Dawick, James, Aïssa, Christophe

“…Enlarge! CH bond activation and β‐carbon elimination are combined in a net intramolecular hydroacylation of alkylidenecyclobutanes and alkylideneazetidines in…”
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Cyclic Sulfoxonium Ylides: Synthesis and Chemospecific Reactivity in the Catalytic Alkylation of Indoles by Caiuby, Clarice A. D., Vidal, Lucas, Burtoloso, Antonio C. B., Aïssa, Christophe

“…The study of the reactivity of cyclic sulfoxonium ylides has been so far neglected, in particular for reactions that forms carbon‐carbon bond at the ylide…”
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Isomerization of Olefins Triggered by Rhodium-Catalyzed CH Bond Activation: Control of Endocyclic β-Hydrogen Elimination by Yip, Stephanie Y. Y., Aïssa, Christophe

“…Five‐membered metallacycles are typically reluctant to undergo endocyclic β‐hydrogen elimination. The rhodium‐catalyzed isomerization of 4‐pentenals into…”
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Regioselective Cycloaddition of 3-Azetidinones and 3-Oxetanones with Alkynes through Nickel-Catalysed Carbon-Carbon Bond Activation by Ho, Kelvin Y. T., Aïssa, Christophe

“…Get in the ring! The first examples of transition‐metal‐catalysed CC bond activation of 3‐azetidinones and 3‐oxetanones are reported. In the presence of a…”
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Cleavage of Carbon–Carbon Single Bonds by Transition Metals. Herausgegeben von Masahiro Murakami und Naoto Chatani by Aissa, Christophe

“…Wiley‐VCH, Weinheim, 2015. 296 S., geb., 135.00 €.—ISBN 978‐3527336326…”
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