Formation of the corannulene core by nickel-mediated intramolecular coupling of benzyl and benzylidene bromides: a versatile synthesis of dimethyl 1,2-corannulene dicarboxylate |
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| Authors: | Sygula Andrzej Karlen Steven D Sygula Renata Rabideau Peter W |
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| Institution: | Department of Chemistry and Ames Laboratory, Iowa State University, Ames 50011, USA. asygula@iastate.edu |
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| Abstract: | reaction: see text] A practical synthesis of dimethyl 1,2-corannulene dicarboxylate (5) is reported, with the final ring-forming step achieved by the double intramolecular nickel powder mediated coupling of benzyl and benzylidene bromide groups with 60% isolated yield. |
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