7-Ethyl-10-Hydroxycamptothecin （SN-38）is an inhibitor of topoisomerarase I (enzyme inhibitors),active metabolite of Irinotecan( CPT-11)，Topotecan, Exatecan and Lurtotecan for antineoplastic.

Origin: Derived from 10-hydroxy camptothecin

CAS#: 86639-52-3

Molecular formula：C22H20N2O5

Molecular weight：392

Standard: In house

Specification: ≥99%(HPLC)

Single impurity: less < 0.5% or <0.1% as required

Capacity: 200kg per month