@article{oai:u-ryukyu.repo.nii.ac.jp:02005234, author = {Hokama, Kozo and Yogi, Seiichi and Higa, Matsutake and 外間, 宏三 and 与儀, 誠一 and 比嘉, 松武}, issue = {39}, journal = {琉球大学理学部紀要, Bulletin of the College of Science. University of the Ryukyus}, month = {Mar}, note = {The treatment of 1,6-hexanediones [1,6-diphenyl-1,6-hexanedione 1a, 1,6-bis(p-methylphenyl)-1,6-hexanedione 1b, 1,6-bis(p-chlorophenyl)-1,6-hexanedione 1c, 1,6-bis(p-methoxyphenyl)-1,6-hexanedione 1d, and 1,6-bis(2-thienyl)-1,6-hexanedione 1e] with the excess of thionyl chloride in the presence of the catalytic amount of pyridine produced the corresponding 2,5-diaroylthiophenes 2a-2e in only 28-47% yield., 紀要論文}, pages = {47--50}, title = {Synthesis of 2,5-Diaroylthiophene}, year = {1985} }