1: oxalyl chloride, DMF / benzene / 0.5 h / Ambient temperature 2: pyridine / benzene / 0.5 h / Ambient temperature 3: benzene / Irradiation; various reaction conditions; also with 1,4-cyclohexadiene View Scheme
参考文献
Journal of Organic Chemistry, , vol. 59, # 9 p. 2608 - 2612