苄基青霉素EP杂质F 货号:B066007 英文名:Benzylpenicillin EP Impurity F 同义词:(4S)-5,5-dimethyl-2-((2-phenylacetamido)methyl)thiazolidine-4-carboxylic acid CAS号:2714749-47-8 分子式:C15H20N2O3S 分子量:308.40 询价订购