If you are going to consult the information about 1421438-81-4 from one of the leading 1421438-81-4 manufacturers and suppliers in China, Biopharmaleader Co.,Ltd is always at your service.Product InformationCAS NO.1421438-81-4 Product NameLY3039478SynonymsFormulaC22H23F3N4O4Molecular Weight464.16Spec / Purity98%minSupply CapacityDetailsLY3039478 is a orally bioavailable, novel small molecule Notch inhibitor with an IC50 of ~1nM in most of the tumor cell lines tested.