Attempts to form carbonyl ylides from free carbenes derived from diazirines or diazo compounds la... more Attempts to form carbonyl ylides from free carbenes derived from diazirines or diazo compounds lacking electron-withdrawing substituents resulted in azine formation or Wolff rearrangement, respectively, lodonium ylides proved to be a possible alternative to α-diazo compounds for metallocarbenoid generation, similar reactivity being observed for both systems. Studies into the rearrangement chemistry of carbonyl ylides provided a novel cyclic enol–ether synthesis via a 1,4-hydrogen shift process.
... 53 A Tandem Cyclization-Onium Ylide Rearrangement-Cycloaddition Sequence for the Synthesis of... more ... 53 A Tandem Cyclization-Onium Ylide Rearrangement-Cycloaddition Sequence for the Synthesis of Benzo-Substituted C yclopentenones Albert Padwa,* Jamal M. Kassir, Mark A. Semones,? and M. David Weingarten$ ... 1976,49, 2298. (25) Gillon. A.; Ovadia. D.; &Don. ...
Skip to Content. If you are seeing this message, you may be experiencing temporary network proble... more Skip to Content. If you are seeing this message, you may be experiencing temporary network problems. Please wait a few minutes and refresh the page. If the problem persists, you may wish to report it to your local Network Manager. ...
Attempts to form carbonyl ylides from free carbenes derived from diazirines or diazo compounds la... more Attempts to form carbonyl ylides from free carbenes derived from diazirines or diazo compounds lacking electron-withdrawing substituents resulted in azine formation or Wolff rearrangement, respectively, lodonium ylides proved to be a possible alternative to α-diazo compounds for metallocarbenoid generation, similar reactivity being observed for both systems. Studies into the rearrangement chemistry of carbonyl ylides provided a novel cyclic enol–ether synthesis via a 1,4-hydrogen shift process.
... 53 A Tandem Cyclization-Onium Ylide Rearrangement-Cycloaddition Sequence for the Synthesis of... more ... 53 A Tandem Cyclization-Onium Ylide Rearrangement-Cycloaddition Sequence for the Synthesis of Benzo-Substituted C yclopentenones Albert Padwa,* Jamal M. Kassir, Mark A. Semones,? and M. David Weingarten$ ... 1976,49, 2298. (25) Gillon. A.; Ovadia. D.; &Don. ...
Skip to Content. If you are seeing this message, you may be experiencing temporary network proble... more Skip to Content. If you are seeing this message, you may be experiencing temporary network problems. Please wait a few minutes and refresh the page. If the problem persists, you may wish to report it to your local Network Manager. ...
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