Ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate (Palbociclib Impurity)，97%

Ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate (Palbociclib Impurity)

仅供研发或工业应用，不可直接用于食品、药品、临床诊断或治疗。