CAS号:55503-47-4
英文名:ethyl 2-bromo-7-ethyl-4-oxothieno[2,3-b]pyridine-5-carboxylate
中文名:ethyl 2-bromo-7-ethyl-4-oxothieno[2,3-b]pyridine-5-carboxylate
ethyl 2-bromo-7-ethyl-4-oxothieno[2,3-b]pyridine-5-carboxylate
ethyl 2-bromo-7-ethyl-4-oxothieno[2,3-b]pyridine-5-carboxylate
ethyl 2-bromo-7-ethyl-4-oxothieno[2,3-b]pyridine-5-carboxylate