2 article(s) from Ishihara, Takashi
- Full Research Paper
- Published 15 Jan 2018
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Graphical Abstract
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Figure 1: Typical examples of previously reported negative-type liquid crystals containing a CF2CF2-carbocycl...
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Scheme 1: Improved short-step synthetic protocol for multicyclic mesogens 1 and 2.
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Scheme 2: Short-step approach to CF2CF2-containing carbocycles.
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Figure 2: (a) Expected products of over-reaction in the Grignard reaction of dimethyl tetrafluorosuccinate (7...
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Scheme 3: Mechanism for the reaction of γ-keto ester 6 with vinyl Grignard reagents.
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Scheme 4: First multigram-scale preparation of CF2CF2-containing multicyclic mesogens.
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Scheme 5: Stereochemical assignment of the ring-closing metathesis products.
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- Letter
- Published 19 Dec 2012
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Graphical Abstract
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Figure 1: trans-Enediyne.
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Scheme 1: Synthetic strategy for the preparation of trifluoromethylated diynes.
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Scheme 2: Preparation of various enynes.
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Figure 2: Regio- and stereoisomers.
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Scheme 3: A proposed reaction mechanism.
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Scheme 4: Synthesis of trans-enediynes. aDetermind by 19F NMR. Values in parentheses are of isolated yield.
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