5 article(s) from Wang, Yi
- Full Research Paper
- Published 24 Feb 2021
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Scheme 1: Origin of the reaction design.
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Scheme 2: Substrate scope of disulfides.
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Scheme 3: Substrate scope of unactivated alkenes.
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Scheme 4: Control experiments.
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Scheme 5: Proposed mechanism.
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- Full Research Paper
- Published 29 Apr 2014
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Figure 1: Decarboxylative aldol reactions of β-keto acids with aldehydes.
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Figure 2: Nucleophilic reaction of α-keto esters to generate tertiary alcohols.
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Figure 3: Decarboxylative aldol reactions of β-keto acids with α-keto esters.
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Scheme 1: Asymmetric decarboxylative aldol reaction of various β-keto acids with α-keto esters under optimise...
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Scheme 2: Proposed mechanism of decarboxylative aldol reaction.
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- Full Research Paper
- Published 06 Jan 2014
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Figure 1: The CF2 group in 1c accelerates RCM reactions relative to CHF (1d) and CH2 (1e) and with a similar ...
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Figure 2: X-ray structures of a) 1,1,4,4- (3) b) 1,1,7,7- (4) and c) 1,1,6,6- (5) tetrafluorocyclododecanes. ...
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Figure 3: Synthesis targets: Palmitic acid analogues 6a–c.
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Scheme 1: Synthesis route to 8,8-difluorohexadecanoic acid (6a).
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Scheme 2: The synthesis of palmitic acid analogues 6b and 6c.
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Figure 4: DSC traces for the three palmitic acid analogues 6a–c.
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Figure 5: The X-ray crystal structures of 8,8-difluorohexadecanoic acid (6a).
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Figure 6: The X-ray structure of 8,8,11,11-tetrafluorohexadecanoic acid (6c).
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Scheme 3: Synthesis route to the tetrafluorinated alkane 27.
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Figure 7: The X-ray structure of 8,8,11,11-tetrafluorononadecane (27).
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Figure 8: Conformational interconversion of 1,4-di-CF2 motif.
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- Full Research Paper
- Published 01 Aug 2013
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Figure 1: Catalysts and seleno reagents evaluated in this study.
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Figure 2: Generality for substitution at the indoline moiety. The reaction was performed in 0.1 mmol scale in...
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Figure 3: X-ray crystallography of 4a catalyzed by (S)-3b.
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Scheme 1: The plausible reaction mechanism.
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Scheme 2: Scale up of the protocol and synthetic application.
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- Full Research Paper
- Published 10 Aug 2012
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Figure 1: The Dunitz and Shearer structure of cyclododecane (1) [1,2]. There are four endo hydrogens above and fou...
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Figure 2: Crystal structures of (a) 1,1,4,4- (b) 1,1,7,7- and (c) 1,1,6,6-tetrafluorocyclododecanes (2–4) , i...
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Figure 3: Erythro- and threo-1,2-difluorocyclododecanes (5a and 5b).
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Scheme 1: Synthetic routes to erythro- (5a) and threo-1,2-difluorocyclododecane (5b).
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Figure 4: X-ray crystal structure of threo-1,2-difluorocyclododecane (5b) showing corner angles and represent...
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Figure 5: Variable-temperature 19F{1H} NMR of erythro- (5a) and threo-1,2-difluorocyclododecane (5b).
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Figure 6: Calculated relative energies of the conformations of the erythro (5a) and threo (5b) stereoisomers ...
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