D-二邻甲基苯甲酰基酒石酸杂质2 货号:B200521 英文名:D-Dimethylbenzoyl tartaric acid Impurity 2 同义词:(2R,3R)-2,3-bis((2-methylbenzoyl)oxy)succinic acid CAS号:N/A 分子式:C20H18O8 分子量:386.10 询价订购