Multibridged [3n]Cyclophanes, 1. Synthes
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Shinmyozu, Teruo ;Kusumoto, Shirou ;Nomura, Sachiyo ;Kawase, Haruo ;Inazu, Takah
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Article
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1993
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Wiley (John Wiley & Sons)
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English
β 453 KB
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The acid-catalyzed cyclization of a pseudogeminally substituted acetyl group and a chloromethyl group of tri-bridged cyclophane 7 , followed by reduction of the carbonyl group afforded (3,](1,2,3,5)cyclophane 3. One-step TosMIC coupling reaction of tetrabromide 12 and subsequent reduction of the car