%0 Journal Article %T Synthesis of Quinoxaline Derivatives as Intermediates to Obtain Erdafitinib %A Sun, Xiaohua %A Feng, Lijun %A Sun, Chuance %A Kang, Congmin %J Pharmaceutical Chemistry Journal %V 55 %N 9 %P 951-953 %@ 0091-150X %D 2021-12-01 %I Springer US %~ DeepDyve