Search Results - "Chae, Jungha"

Direct C2-trifluoromethylation of indole derivatives catalyzed by copper acetate by Shimizu, Ryo, Egami, Hiromichi, Nagi, Tatsuya, Chae, Jungha, Hamashima, Yoshitaka, Sodeoka, Mikiko

“…C2-selective trifluoromethylation of indole derivatives with hypervalent iodine reagent proceeded smoothly in the presence of copper acetate under mild…”
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A Highly Regio- and Stereoselective Carbocupration of Fluoroalkylated Internal Alkynes:  A Short Total Synthesis of the Antiestrogenic Drug Panomifene by Konno, Tsutomu, Daitoh, Takeshi, Noiri, Atsushi, Chae, Jungha, Ishihara, Takashi, Yamanaka, Hiroki

“…A highly regio- and stereoselective carbometalation reaction of fluoroalkylated internal alkynes with organocopper reagents is described. This reaction is…”
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A Facile Synthesis of Various Fluorine-Containing Indole Derivatives via Palladium-Catalyzed Annulation of Internal Alkynes by Chae, Jungha, Konno, Tsutomu, Ishihara, Takashi, Yamanaka, Hiroki

“…The palladium-catalyzed annulation reaction of a variety of fluorine-containing internal alkynes with 2-iodoaniline derivatives took place smoothly to give the…”
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Facile syntheses of various per- or polyfluoroalkylated internal acetylene derivatives by Konno, Tsutomu, Chae, Jungha, Kanda, Masashi, Nagai, Go, Tamura, Kazushige, Ishihara, Takashi, Yamanaka, Hiroki

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Highly regio- and stereoselective hydrometallation reactions of fluorine-containing internal alkynes: Novel approaches to fluoroalkylated alkenes by Konno, Tsutomu, Chae, Jungha, Tanaka, Tomoo, Ishihara, Takashi, Yamanaka, Hiroki

“…Hydroalumination, hydrocupration, and hydroboration reactions of various fluorine-containing alkynes were investigated. The alkyne reacted smoothly with 2.0…”
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Rhodium-Catalyzed Allylic Substitution with an Acyl Anion Equivalent: Stereospecific Construction of Acyclic Quaternary Carbon Stereogenic Centers by Evans, P. Andrew, Oliver, Samuel, Chae, Jungha

“…A highly regio- and stereospecific rhodium-catalyzed allylic alkylation of tertiary allylic alcohol derivatives with a cyanohydrin pronucleophile is described…”
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Regio- and stereospecific rhodium-catalyzed allylic alkylation with an acyl anion equivalent: an approach to acyclic α-ternary β,γ-unsaturated aryl ketones by Turnbull, Ben W H, Chae, Jungha, Oliver, Samuel, Evans, P Andrew

“…The regio- and stereospecific rhodium-catalyzed allylic alkylation of secondary allylic carbonates with cyanohydrin pronucleophiles facilitates the direct…”
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Regio- and stereospecific rhodium-catalyzed allylic alkylation with an acyl anion equivalent: an approach to acyclic α-ternary β,γ-unsaturated aryl ketonesElectronic supplementary information (ESI) available. See DOI: 10.1039/c6sc05705e by Turnbull, Ben W. H, Chae, Jungha, Oliver, Samuel, Evans, P. Andrew

“…The regio- and stereospecific rhodium-catalyzed allylic alkylation of secondary allylic carbonates with cyanohydrin pronucleophiles facilitates the direct…”
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Regio- and stereospecific rhodium-catalyzed allylic alkylation with an acyl anion equivalent: an approach to acyclic α-ternary β,γ-unsaturated aryl ketones† †Electronic supplementary information (ESI) available. See DOI: 10.1039/c6sc05705e Click here for additional data file by Turnbull, Ben W. H., Chae, Jungha, Oliver, Samuel, Evans, P. Andrew

“…The regio- and stereospecific rhodium-catalyzed allylic alkylation of secondary allylic carbonates with cyanohydrin pronucleophiles facilitates the direct…”
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A Facile Regiocontrol in the Palladium-Catalyzed Annulation of Fluorine-Containing Internal Alkynes with Variously Substituted 2-Iodoanilines:  A New Regioselective Synthesis of 2- or 3-Fluoroalkylated Indole Derivatives by Konno, Tsutomu, Chae, Jungha, Ishihara, Takashi, Yamanaka, Hiroki

“…Treatment of various types of fluoroalkylated alkynes with o-iodoaniline in the presence of Pd(PPh3)4 in DMF at 80 °C for 8 h mainly gave 2-fluoroalkylated…”
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Adhesion of a fluorinated poly(amic acid) with stainless steel surfaces by Jung, Youngsuk, Song, Sunjin, Kim, Sangmo, Yang, Yooseong, Chae, Jungha, Park, Tai-Gyoo, Dong Cho, Myung

“…The authors elucidate an origin and probable mechanism of adhesion strength change at an interface of fluorinated poly(amic acid) and stainless steel…”
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A first regioselective synthesis of 3-fluoroalkylated benzofurans via palladium-catalyzed annulation of fluorine-containing internal alkynes with variously substituted 2-iodophenol by Konno, Tsutomu, Chae, Jungha, Ishihara, Takashi, Yamanaka, Hiroki

“…The palladium-catalyzed annulation reaction of a variety of fluorine-containing internal alkynes with 2-iodophenol derivatives was investigated. The use of P(…”
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Regioselective One-Step Synthesis of 4-Fluoroalkylated Isoquinolines via Carbopalladation Reaction of Fluorine-Containing Alkynes by Konno, Tsutomu, Chae, Jungha, Miyabe, Tomotsugu, Ishihara, Takashi

“…The palladium-catalyzed annulation reaction of fluoroalkylated alkynes with various 2-iodobenzylidenamines was investigated. In the presence of a catalytic…”
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Highly regio- and stereo-selective carbometallation reaction of fluorine-containing internal acetylenes with organocopper reagents by Konno, Tsutomu, Daitoh, Takeshi, Noiri, Atsushi, Chae, Jungha, Ishihara, Takashi, Yamanaka, Hiroki

“…The carbometallation reactions of fluoroalkylated internal alkynes with various organocopper reagents derived from organolithium, Grignard, and organozinc…”
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Highly Regio- and Stereoselective Carbostannylation Reaction of Fluorine-Containing Internal Acetylenes with Allylstannanes by Konno, Tsutomu, Takehana, Tsuyoshi, Chae, Jungha, Ishihara, Takashi, Yamanaka, Hiroki

“…Carbostannylation of fluoroalkylated alkynes with various allylstannanes in the presence of AIBN was investigated. In the case of the allylstannane having an…”
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A highly regio- and stereo-selective hydrostannation reaction of various fluorine-containing internal acetylene derivatives by Chae, Jungha, Konno, Tsutomu, Kanda, Masashi, Ishihara, Takashi, Yamanaka, Hiroki

“…The fluorine-containing acetylene derivatives react with Bu 3SnH to give the corresponding fluoroalkylated vinyistannanes in high yields. The hydrostannation…”
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