@article{oai:toyama.repo.nii.ac.jp:00015602, author = {Abe, Hitoshi and Arai, Masatsugu and Takeuchi, Yasuo and Harayama, Takashi}, issue = {2}, journal = {Heterocycles, Heterocycles}, month = {}, note = {The systematic investigation of the efficient transformation of 6H-dibenzo[b,d]pyran-6-one into 5H,7H-dibenz[c,e]oxepin-5-one is described., Article, Heterocycles 77(2), 1409-1416.(2009)}, pages = {1409--1416}, title = {PREPARATION OF 5H,7H-DIBENZ[c,e]OXEPIN-5-ONE DERIVATIVE THROUGH RECONSTRUCTION OF THE LACTONE RING}, volume = {77}, year = {2009} }