Alias: Camptothecin(+)-camptothecin;4-ethyl-4-hydroxy-1h-pyrano-[3',4':6,7]indolizino[1,2-b]quinoline-

3,14(4h,12h)-dione

Molecular formula: C₂₀H₁₆N₂O₄

Molecular weight: 348.36

CASRN:7689-03-4

Structural formula:


Quality standard:

(1) Specific optical rotation : +31～32°

(2)Melting point: 264～267℃

(3)Purity: 95～99%(HPLC)

(4)Loss on dry:<0.5%

(5)Ash: <1%

(6) Heavy metals : <10ppm

(7)Arsenic salt:<1ppm