Search Results - "Kawanami, Hirotaka"

Sulfur-directed 5- Exo selective aryl radical cyclization onto enamide: A simple route to chilenine by Ishibashi, Hiroyuki, Kawanami, Hirotaka, Iriyama, Hiroko, Ikeda, Masazumi

“…Bu 3SnH-mediated aryl radical cyclization of the N-( o-bromoaroyl)enamine 5 took place in a 5- exo- trig manner exclusively to give isoindolone 7, which was…”
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Synthesis of 4-oxo-2-azetidineacetic acids by means of radical cyclization of N-vinylic α-bromo amides by Ishibashi, Hiroyuki, Kodama, Kazuya, Kameoka, Chisato, Kawanami, Hirotaka, Ikeda, Masazumi

“…Bu3SnH-mediated radical cyclization of α-bromo amide 8, bearing phenyl and phenylthio substituents at the terminus of the N-vinylic bond, proceeded in a…”
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Synthesis of a chiral 1β-methylcarbapenem key intermediate using radical cyclization of N-vinylic α-bromo amides by Ishibashi, Hiroyuki, Kameoka, Chisato, Kodama, Kazuya, Kawanami, Hirotaka, Hamada, Masahiro, Ikeda, Masazumi

“…The chiral 1β-methylcarbapenem key intermediate 5 was synthesized by using radical cyclization of N-vinylic α-bromo amide 18 as a key step. The Bu…”
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