Published October 31, 2013 | Version v1
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Efficient synthesis of 9,10-dihydrophenanthrene and 6H-benzo[c]chromene derivatives via 6π electrocyclization

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Department of Chemistry, Indian Institute of Technology, Kharagpur-721 302, Paschim Medinipore, West Bengal, India

E-mail : jkray@chem.iitkgp.ernet.in

Manuscript received 07 June 2013, accepted 10 June 2013

An efficient and very simple method has been developed for the synthesis of 9,10-dihydrophenanthrene, 6H-benzo[c]chromene and various types of bicyclic benzenoid derivatives via 6π-electron electrocyclization reaction, followed by deacetylation.

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