The reactions of internal propargyl esters with B(C6F5)(3) provide access to stable zwitterionic 1,3-dioxolium compounds which are characterised by X-ray diffraction. These 6 pi-electron systems show no significant aromatic stabilisation.
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Title
B(C6F5)(3) promoted cyclisation of internal propargyl esters: structural characterisation of 1,3-dioxolium compounds
Creators - without role
Max M. Hansmann - Heidelberg University
Rebecca L. Melen - University of Toronto
Frank Rominger - Heidelberg University
A. Stephen K. Hashmi - King Abdulaziz University
Douglas W. Stephan - King Abdulaziz University
Publication Details
Chemical communications (Cambridge, England), Vol.50(55), pp.7243-7245
Publisher
Royal Soc Chemistry
Number of pages
3
Grant note
Fonds der Chemischen Industrie for a Chemiefonds scholarship; Fonds der Chemischen Industrie
NSERC of Canada; Natural Sciences and Engineering Research Council of Canada (NSERC)
award of a Canada Research Chair
Studienstiftung des deutschen Volkes