头孢菌素杂质9 货号:C026009 英文名:Cephalosporin Impurity 9 同义词:4-methoxybenzyl 3-(hydroxymethyl)-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate CAS号:N/A 分子式:C24H24N2O6S 分子量:468.52 询价订购