144836-79-3Relevant articles and documents
Electrophile-induced Intramolecular Cyclization of ortho-(Aryloxy)phenylalkynes to Dibenzoxepines
Kitamura, Tsugio,Takachi, Tatsuya,Kawasato, Hironobu,Taniguchi, Hiroshi
, p. 1969 - 1974 (2007/10/02)
Reaction of o-(aryloxy)phenylalkynes with electrophiles such as perchloric acid, tetrafluoroboric acid, benzenesulfenyl chloride, and iodine monochloride yielded dibenzoxepine derivatives.Cyclization to the dibenzoxepines competed with 1,2-addit