Search Results - "Kasaplar, Pınar"
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A multi-substrate screening approach for the identification of a broadly applicable Diels–Alder catalyst
Published in Nature communications (15-02-2019)“…When developing a synthetic methodology, chemists generally optimize a single substrate and then explore the substrate scope of their method. This approach has…”
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Journal Article -
2
Approaching sub-ppm-level asymmetric organocatalysis of a highly challenging and scalable carbon–carbon bond forming reaction
Published in Nature chemistry (01-08-2018)“…The chemical synthesis of organic molecules involves, at its very essence, the creation of carbon–carbon bonds. In this context, the aldol reaction is among…”
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3
Continuous Flow, Highly Enantioselective Michael Additions Catalyzed by a PS-Supported Squaramide
Published in Organic letters (19-07-2013)“…A polystyrene (PS) supported bifunctional squaramide organocatalyst promotes fast Michael addition of 2-hydroxy-1,4-naphthoquinone to nitroalkenes with very…”
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4
Polystyrene-Supported Diarylprolinol Ethers as Highly Efficient Organocatalysts for Michael-Type Reactions
Published in Chemistry : a European journal (04-10-2011)“…α,α‐Diphenylprolinol methyl‐ and trimethylsilyl ethers anchored onto a polystyrene resin have been prepared by a copper‐catalyzed azide–alkyne cycloadditions…”
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5
Practical Silyl Protection of Ribonucleosides
Published in Organic letters (20-09-2013)“…Herein we report the site-selective silylation of the ribonucelosides. The method enables a simple and efficient procedure for accessing suitably protected…”
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6
Synthesis and Topoisomerase I inhibitory properties of klavuzon derivatives
Published in Bioorganic chemistry (01-04-2017)“…Asymmetric and racemic syntheses of heteroatom-substituted klavuzon derivatives are reported. Anti-proliferative activity of seven novel racemic klavuzon…”
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7
6-Bicycloaryl substituted ( S)- and ( R)-5,6-dihydro-2 H-pyran-2-ones: Asymmetric synthesis, and anti-proliferative properties
Published in Bioorganic & medicinal chemistry (2009)“…( R)-Goniothalamin, is a member of styryl lactones, possesses selective cytotoxicity against cancer cell lines. In this work, replacement of styryl substituent…”
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8
A Polystyrene-Supported, Highly Recyclable Squaramide Organocatalyst for the Enantioselective Michael Addition of 1,3-Dicarbonyl Compounds to β-Nitrostyrenes
Published in Advanced synthesis & catalysis (12-11-2012)“…A chiral squaramide has been supported onto a polystyrene (PS) resin through a copper‐catalyzed azide–alkyne cycloaddition (CuAAC) reaction and used as a very…”
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9
Michael acceptor properties of 6-bicycloaryl substituted (R)-5,6-dihydro-2H-pyran-2-ones
Published in Bioorganic chemistry (01-10-2010)“…Michael acceptor property of 5,6-dihydro-2H-pyran-2-ones is crucial for biological activity, and potency depends upon the Log P values and 3D structure of the…”
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10
Asymmetric Synthesis and Anti-Tumor Properties of Conformationally Constrained Analogues of (S)-And (R)-Goniothalamin
Published 01-01-2008“…Naturally isolated 5-substituted-a,B-unsaturated-.-lactones gained great attention of researchers due to their cytotoxic and anti-tumor properties. Styryl…”
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Dissertation -
11
A Polystyrene-Supported, Highly Recyclable Squaramide Organocatalyst for the Enantioselective Michael Addition of 1,3-Dicarbonyl Compounds to [beta]-Nitrostyrenes
Published in Advanced synthesis & catalysis (01-11-2012)“…A chiral squaramide has been supported onto a polystyrene (PS) resin through a copper-catalyzed azide-alkyne cycloaddition (CuAAC) reaction and used as a very…”
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Journal Article -
12
6-Bicycloaryl substituted (S)-and (R)-5,6-dihydro-2H-pyran-2-ones : Asymmetric synthesis, and anti-proliferative properties
Published in Bioorganic & medicinal chemistry (2009)“…(R)-Goniothalamin, is a member of styryl lactones, possesses selective cytotoxicity against cancer cell lines. In this work, replacement of styryl substituent…”
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Journal Article -
13
Synthesis of 5'-O-DMT-2'-O-TBS Mononucleosides Using an Organic Catalyst
Published in Current protocols in nucleic acid chemistry (24-06-2014)“…This unit describes a highly effective method to produce 5'-O-DMT-2'-O-TBS mononucleosides selectively using a small organic catalyst. This methodology avoids…”
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