Cat. Name CAS. Structure Purity
R014648 N2’-Deacetyl-N2’-[3-[(1-ethyl-2,5-dioxo-3-pyrr NA N2’-Deacetyl-N2’-[3-[(1-ethyl-2,5-dioxo-3-pyrrolidinyl)thio]-1-oxopropyl]-maytansine-d5 ≥ 95%