Search Results - "Szpera, Robert"
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The Fluorination of C−H Bonds: Developments and Perspectives
Published in Angewandte Chemie International Edition (14-10-2019)“…This Review summarizes advances in fluorination by C(sp2)−H and C(sp3)−H activation. Transition‐metal‐catalyzed approaches championed by palladium have allowed…”
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2
The synthesis of the 2,3-difluorobutan-1,4-diol diastereomers
Published in Beilstein journal of organic chemistry (27-12-2017)“…The diastereoselective synthesis of fluorinated building blocks that contain chiral fluorine substituents is of interest. Here we describe optimisation efforts…”
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3
Fluorierung von C‐H‐Bindungen: Entwicklungen und Perspektiven
Published in Angewandte Chemie (14-10-2019)“…Abstract Dieser Aufsatz gibt einen aktuellen Überblick über Fluorierungen per C(sp 2 )‐H‐ und C(sp 3 )‐H‐Aktivierung. Übergangsmetallkatalysierte Methoden…”
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4
18F-Difluoromethyl(ene) Motifs via Oxidative Fluorodecarboxylation with 18FFluoride
Published in Organic letters (01-11-2024)“…Herein, we report that α-fluorocarboxylic acids undergo manganese-mediated oxidative 18F-fluorodecarboxylation with [18F]fluoride affording biologically…”
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5
Commercial Route Development Toward PF-07265807, an AXL-MER Inhibitor Oncology Candidate
Published in Organic process research & development (19-07-2024)“…Our route scouting efforts toward finding the most efficient construction of PF-07265807 (ARRY-067) in readiness for process development prior to commercial…”
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6
18 F-Difluoromethyl(ene) Motifs via Oxidative Fluorodecarboxylation with [ 18 F]Fluoride
Published in Organic letters (01-11-2024)“…Herein, we report that α-fluorocarboxylic acids undergo manganese-mediated oxidative F-fluorodecarboxylation with [ F]fluoride affording biologically relevant…”
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7
18F‑Difluoromethyl(ene) Motifs via Oxidative Fluorodecarboxylation with [18F]Fluoride
Published in Organic letters (23-10-2024)“…Herein, we report that α-fluorocarboxylic acids undergo manganese-mediated oxidative 18F-fluorodecarboxylation with [18F]fluoride affording biologically…”
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8
Recent Advances in Nonprecious Metal Catalysis
Published in Organic process research & development (17-11-2023)“…As the field of nonprecious metal catalysis continues to expand, we pursue a review series covering selected transformations in this area over a short time…”
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9
New Methods for F-18 Radiolabelling
Published 01-01-2021“…Chapter 1 - Introduction: briefly introduces the fundamental principles of positron emission tomography (PET). The different isotopes commonly employed in PET…”
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Dissertation -
10
Synthesis of Fluorinated Alkyl Aryl Ethers by Palladium-Catalyzed C–O Cross-Coupling
Published in Organic letters (21-08-2020)“…Herein, we report a highly effective protocol for the cross-coupling of (hetero)aryl bromides with fluorinated alcohols using the commercially available…”
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11
Enantioselective rhodium-catalysed insertion of trifluorodiazoethanes into tin hydrides
Published in Tetrahedron (03-01-2019)“…Aryl substituted 2,2,2-trifluorodiazoethanes undergo rhodium(II)-catalysed insertion reactions with tin hydrides affording the corresponding…”
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12
Conformational influence of fluorinated building blocks on the physical properties of polyesters
Published in Polymer (Guilford) (15-02-2019)“…The interplay of the relative configuration of diastereomeric vicinal difluoride groups on the conformational properties of polyesters has been investigated…”
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13
Molecular machines for catalysis
Published in Nature reviews. Chemistry (28-02-2018)“…The past few decades have seen tremendous progress in the synthesis and operation of molecular systems capable of controlled mechanical movement. Here, we…”
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14
Development of New Catalytic Asymmetric Routes toward a Cost-Driving Building Block of Nirmatrelvir
Published in Organic process research & development (19-07-2024)“…Nirmatrelvir is an inhibitor of the SARS-CoV-2 main protease and is the active ingredient in Paxlovid. Nirmatrelvir presents a significant synthetic challenge,…”
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15
Synthesis and Structural Characteristics of all Mono- and Difluorinated 4,6-Dideoxy‑d-xylo-hexopyranoses
Published in Journal of organic chemistry (04-06-2021)“…Protein–carbohydrate interactions are implicated in many biochemical/biological processes that are fundamental to life and to human health. Fluorinated…”
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Journal Article -
16
Fluorierung von C‐H‐Bindungen: Entwicklungen und Perspektiven
Published in Angewandte Chemie (14-10-2019)“…Dieser Aufsatz gibt einen aktuellen Überblick über Fluorierungen per C(sp2)‐H‐ und C(sp3)‐H‐Aktivierung. Übergangsmetallkatalysierte Methoden haben den regio‐…”
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Journal Article -
17
Fluorierung von C‐H‐Bindungen: Entwicklungen und Perspektiven
Published in Angewandte Chemie (01-10-2019)“…Dieser Aufsatz gibt einen aktuellen Überblick über Fluorierungen per C(sp2)‐H‐ und C(sp3)‐H‐Aktivierung. Übergangsmetallkatalysierte Methoden haben den regio‐…”
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Journal Article