| | Identification | Back Directory |  | [Name] 
 7-ETHYL-10-HYDROXYCAMPTOTHECIN,98%
 |  | [CAS] 
 119577-28-5
 |  | [Synonyms] 
 Camptothecin Impurity 7
 12-Ethyl-9-hydroxycamptothecin
 7-Ethyl-10-hydroxycamptothecin
 4,7-Diethyl-10-hydroxycamptothecin
 7-ETHYL-10-HYDROXYCAMPTOTHECIN,98%
 7-Ethyl-10-hydroxycamptothecin 119577-28-5 For Human Health
 (S)-4,7-Diethyl-4,10-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-3,14(4H,12H)-dione
 1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4,7-diethyl-4,10-dihydroxy-, (S)- (9CI)
 (S)?-4,?7-Diethyl-?4,?10-?dihydroxy-1H-?pyrano[3',?4':6,?7]?indolizino[1,?2-?b]?quinoline-?3,?14(4H,?12H)?-?dione
 |  | [Molecular Formula] 
 C22H20N2O5
 |  | [MDL Number] 
 MFCD06762720
 |  | [MOL File] 
 119577-28-5.mol
 |  | [Molecular Weight] 
 392.4
 | 
 | Chemical Properties | Back Directory |  | [Boiling point ] 
 813.7±65.0 °C(Predicted)
 |  | [density ] 
 1.51±0.1 g/cm3(Predicted)
 |  | [form ] 
 Solid
 |  | [pka] 
 9.08±0.40(Predicted)
 |  | [color ] 
 White to off-white
 | 
 | Hazard Information | Back Directory |  | [Chemical Properties] 
 Yellow crystalline powder, soluble in organic solvents such as methanol, ethanol, and DMSO, derived from the fruit of Camptotheca acuminata.
 |  | [Uses] 
 12-Ethyl-9-hydroxycamptothecin is a derivative of Camptothecin. Camptothecin (CPT), a kind of alkaloid, is a DNA topoisomerase I (Topo I) inhibitor with an IC50 of 679 nM[1].
 |  | [References] 
 [1] Luzzio MJ, et al. Synthesis and antitumor activity of novel water soluble derivatives of camptothecin as specific inhibitors of topoisomerase I. J Med Chem. 1995;38(3):395-401. DOI:10.1021/jm00003a001
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