替卡西林EP杂质A 货号:T040001 英文名:Ticarcillin EP Impurity A 同义词:(2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-(thiophen-3-yl)acetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid CAS号:36041-93-7 分子式:C14H16N2O4S2 分子量:340.42 询价订购