1.Name:CPT herbal extract 2.CAS #: 7689-03-4 3.purity: 95%,98%,99% 4.M.F:C20H16N2O 5.Usage:Anti cancer CPT herbal extractSource: Nyssaceae plant Camptotheca acuminata ( Camptotheca acuminata Decne) fruit and leaves Production process:by alcohol extraction, extraction, crystallization process Physicochemical properties : pale yellow crystals ( methanol and acetonitrile), decomposition points: 264 ...