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Cationic Rearrangements of an endo}-Cyclopropyl Methanol System Incorporated in a Benzonorbornadiene System
Alcohols Benzohomonorbornadiene Halogenation Rearrangement Thionyl chloride
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2010/4/21
Chloride 18 (47%) and alcohol 21 (44%) were isolated from the reaction of alcohol 20 with SOCl2. Cyclopropylcarbinyl -- cyclopropylcarbinyl rearrangement leads to chloride 22, which hydrolyses on sepa...
Search for a Nonelectrocyclic Cyclization of Nitrosostyrene: Rearrangements of Michael Adducts from DMAD and a-Dialkylamino Oximes
Nonelectrocyclic Cyclization of Nitrosostyrene DMAD a-Dialkylamino Oximes
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2010/4/21
The aza-Claisen rearrangement product of the Michael adducts 2 from a-dialkylaminoacetophenone oximes and DMAD underwent fragmentation to give dialkylaminomaleate, and benzonitrile at reflux in aceton...