7-(4-Methoxy-phenyl)-2,9-dimethyl-pyrido[3',2':4,5]thieno[3,2-d][1,3]oxazin-4-one 、
C.I.酸性橙108 以
氯仿 为溶剂,
反应 0.17h,
以79%的产率得到3-{[N-(2-Hydroxy-ethyl)-acetimidoyl]-amino}-6-(4-methoxy-phenyl)-4-methyl-thieno[2,3-b]pyridine-2-carboxylic acid; compound with 2-amino-ethanol