Author

5 article(s) from Murata, Yuki

One-pot synthesis of 2-arylated and 2-alkylated benzoxazoles and benzimidazoles based on triphenylbismuth dichloride-promoted desulfurization of thioamides

Arisu Koyanagi,
Yuki Murata,
Shiori Hayakawa,
Mio Matsumura and
Shuji Yasuike

Full Research Paper
Published 18 Oct 2022

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1. Graphical Abstract
2. Scheme 1: Utilization of Ph₃BiCl₂ for organic reactions involving desulfurization.
  
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3. Scheme 2: Synthesis of tafamidis (13).
  
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4. Scheme 3: Control experiments.
  
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5. Scheme 4: Proposed mechanism.
  
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Graphical Abstract

Beilstein J. Org. Chem. 2022, 18, 1479–1487, doi:10.3762/bjoc.18.155

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Synthesis of novel alkynyl imidazopyridinyl selenides: copper-catalyzed tandem selenation of selenium with 2-arylimidazo[1,2-a]pyridines and terminal alkynes

Mio Matsumura,
Kaho Tsukada,
Kiwa Sugimoto,
Yuki Murata and
Shuji Yasuike

Full Research Paper
Published 19 Jul 2022

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1. Graphical Abstract
2. Figure 1: Biologically active selenides having alkynyl or imidazopyridinyl groups.
  
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3. Figure 2: (a) ORTEP drawing of 4aa and (b) its stacking structure.
  
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4. Scheme 1: Control reactions.
  
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5. Figure 3: Proposed mechanism.
  
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6. Scheme 2: Transformation from 4aa.
  
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Graphical Abstract

Beilstein J. Org. Chem. 2022, 18, 863–871, doi:10.3762/bjoc.18.87

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Synthesis, structural characterization, and optical properties of benzo[f]naphtho[2,3-b]phosphoindoles

Mio Matsumura,
Takahiro Teramoto,
Masato Kawakubo,
Masatoshi Kawahata,
Yuki Murata,
Kentaro Yamaguchi,
Masanobu Uchiyama and
Shuji Yasuike

Letter
Published 05 Mar 2021

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1. Graphical Abstract
2. Figure 1: Benzonaphthophosphindoles.
  
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3. Scheme 1: Synthesis of benzo[f]naphtho[2,3-b]phosphoindoles.
  
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4. Figure 2: Crystal structure of 2: different views.
  
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5. Figure 3: a) Absorption spectra and b) normalized fluorescence spectra for selected compounds in CHCl₃.
  
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6. Figure 4: The spatial plots of the HOMO−3 to LUMO of compounds 3 and 4. The calculations were performed at th...
  
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Graphical Abstract

Beilstein J. Org. Chem. 2021, 17, 671–677, doi:10.3762/bjoc.17.56

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Synthesis of benzo[d]imidazo[2,1-b]benzoselenoazoles: Cs₂CO₃-mediated cyclization of 1-(2-bromoaryl)benzimidazoles with selenium

Mio Matsumura,
Yuki Kitamura,
Arisa Yamauchi,
Yoshitaka Kanazawa,
Yuki Murata,
Tadashi Hyodo,
Kentaro Yamaguchi and
Shuji Yasuike

Letter
Published 26 Aug 2019

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1. Graphical Abstract
2. Scheme 1: Previously reported synthetic methods for the preparation of imidazo[2,1-b]selenoazoles.
  
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3. Figure 1: (a) Ortep drawing of 2a (50% probability, only one of two independent molecules is shown) and (b) p...
  
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4. Figure 2: Cs₂CO₃-mediated cyclization of 1-(2-bromoaryl)imidazoles with Se. Reaction conditions: 1 (0.5 mmol)...
  
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5. Figure 3: Absorption spectra of selected compounds (2a, 10 and 11) in CHCl₃.
  
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6. Scheme 2: Control reactions.
  
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7. Scheme 3: Proposed mechanism.
  
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Beilstein J. Org. Chem. 2019, 15, 2029–2035, doi:10.3762/bjoc.15.199

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Copper-catalyzed [3 + 2] cycloaddition of (phenylethynyl)di-p-tolylstibane with organic azides

Mizuki Yamada,
Mio Matsumura,
Yuki Uchida,
Masatoshi Kawahata,
Yuki Murata,
Naoki Kakusawa,
Kentaro Yamaguchi and
Shuji Yasuike

Letter
Published 23 Jun 2016

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1. Graphical Abstract
2. Scheme 1: Copper-catalyzed [3 + 2] cycloaddition of 1 with organic azides 2. Reaction conditions: 1 (0.5 mmol...
  
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3. Figure 1: Ortep drawing of 3a with 50% probability. All hydrogen atoms are omitted for clarity. Two independe...
  
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4. Scheme 2: Possible mechanism.
  
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5. Scheme 3: Reaction of 3a with HCl, I₂ and NOBF₄.
  
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Beilstein J. Org. Chem. 2016, 12, 1309–1313, doi:10.3762/bjoc.12.123

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