CAS 194414-69-2 appears in our catalog under these names: Camptothecin-20(S)-O-propionate, 98%, Camptothecin-20(S)-O-propionate, Camptothecin–20(S)–O–propionate, Camptothecin-20(S)-O-propionate, 99.55%, 99.55%, Camptothecin-20(S)-O-propionate, 99.55%. Offered by: AmBeed, TargetMol, GLPBio, Biosynth, Chemat. Available pack sizes: 100mg, 5mg, 25mg, 50mg, 10mg, 10mM (in 1ml dmso), 1mg, 100 mg.