Zobrazeno 1 - 10 of 27 pro vyhledávání: '"Kyungsup Lee"'
1
Regiodivergent metal-catalyzed B(4)- and C(1)-selenylation of o-carboranes
Autor: Kyungsup Lee, Jordan L. Harper, Tae Hyeon Kim, Hee Chan Noh, Dongwook Kim, Paul Ha-Yeon Cheong, Phil Ho Lee
Publikováno v: Chemical Science. 14:643-649
Regiodivergent transition metal-catalyzed B(4)- and C(1)-selenylation reactions of o-carboranes have been demonstrated.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7ac84f83fd86a3b5d6ec00af85d5d94a
https://doi.org/10.1039/d2sc05590b
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4
Direct and Regioselective Palladium(II)-Catalyzed B(4)–H Monoacyloxylation and B(4,5)–H Diacetoxylation of o-Carborane Acids with Phenyliodonium Dicarboxylates
Autor: Hyeongcheol Ham, Heejin Yang, Hanjoong Kim, Chanyoung Maeng, Kyungsup Lee, Tae Hyeon Kim, Sang Hoon Han, Gi Hoon Ko, Gi Uk Han, Phil Ho Lee, Seohyun Shin, Hee Chan Noh
Publikováno v: The Journal of Organic Chemistry. 86:15153-15163
A direct B(4)-H monoacyloxylation via a Pd-catalyzed regioselective B(4)-H activation of o-carborane acids with phenyliodonium dicarboxylates was developed, and a series of B(4)-H monoacyloxylated o-carboranes decorated with active groups were synthe
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::67b70046b5c7794546120bd3e54f6b26
https://doi.org/10.1021/acs.joc.1c01804
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5
Rhodium(III)‐Catalyzed Sequential C−H Activation and Cyclization from N ‐Methoxyarylamides and 3‐Diazooxindoles for the Synthesis of Isochromenoindolones
Autor: Hee Chan Noh, Haneal Jeong, Kyungsup Lee, Phil Ho Lee, Chanyoung Maeng, Gi Hoon Ko, Gi Uk Han, Sang Hoon Han
Publikováno v: Chemistry – An Asian Journal. 16:3179-3187
An efficient synthetic method for structurally various isochromenoindolones has been demonstrated through Rh(III)-catalyzed C-H activation followed by a cyclization reaction of N-methoxyarylamides with 3-diazooxindoles. The sequential reaction involv
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4219002a1acc5c56da2ee30b7839a279
https://doi.org/10.1002/asia.202100797
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7
Iridium-Catalyzed Cage B(4)-Amidation Reaction of o-Carboranes with Dioxazolones: Selective Synthesis of Amidated o-Carboranes and Amidated and Methoxycarbonylated nido-Carboranes
Autor: Phil Ho Lee, Kyungsup Lee, Hee Chan Noh, Seohyun Shin, Yonghyeon Baek, Gi Uk Han
Publikováno v: Organic Letters. 23:416-420
Described is the Ir-catalyzed cage B(4)-amidation of o-carboranes with dioxazolones by carboxylic acid-assisted B(4)-H bond activation under extremely mild conditions, affording amidated o-carboranes and amidated and methoxycarbonylated nido-carboran
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::94be1d88d64b1fb7c68b2c264686c926
https://doi.org/10.1021/acs.orglett.0c03927
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10
Iridium(III)-Catalyzed Sequential C(2)-Arylation and Intramolecular C–O Bond Formation from Azulenecarboxylic Acids and Diaryliodonium Salts Access to Azulenofuranones
Autor: Hee Chan Noh, Phil Ho Lee, Haneal Jeong, Hyung Jin Seo, Chanyoung Maeng, Kyungsup Lee
Publikováno v: Organic Letters. 22:7267-7272
Described herein is the iridium-catalyzed sequential C(2)-arylation reaction and intramolecular C-O bond formation from azulenecarboxylic acids and diaryliodonium salts, leading to the formation of 3-arylazulenofuranones. The sequential reaction proc
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5927a7ee546283b23280f233cb0aea05
https://doi.org/10.1021/acs.orglett.0c02607
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