| | Identification | Back Directory |  | [Name] 
 (4S)-4-Ethyl-4-hydroxy-10-methoxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
 |  | [CAS] 
 39026-92-1
 |  | [Synonyms] 
 11-Methoxycamptothecin
 Methoxycamptothecin, 9-
 (S)-9-Methoxy Camptothecin
 (4S)-4-Ethyl-4-hydroxy-10-methoxy-1H-pyrano[3',4'
 (S)-4-ethyl-4-hydroxy-10-methoxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
 (4S)-4-Ethyl-4-hydroxy-10-methoxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
 (4S)-10-Methoxy-4α-ethyl-4β-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
 1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-10-methoxy-, (4S)-
 (4S)-4α-Ethyl-4-hydroxy-10-methoxy-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14-dione
 |  | [Molecular Formula] 
 C21H18N2O5
 |  | [MDL Number] 
 MFCD03840473
 |  | [MOL File] 
 39026-92-1.mol
 |  | [Molecular Weight] 
 378.38
 | 
 | Chemical Properties | Back Directory |  | [Melting point ] 
 223-225℃
 |  | [Boiling point ] 
 773.1±60.0 °C(Predicted)
 |  | [density ] 
 1.50±0.1 g/cm3 (20 ºC 760 Torr)
 |  | [solubility ] 
 Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.
 |  | [form ] 
 powder
 |  | [pka] 
 11.20±0.20(Predicted)
 |  | [color ] 
 Yellow
 |  | [InChI] 
 InChI=1S/C21H18N2O5/c1-3-21(26)14-8-16-18-11(7-12-15(22-18)5-4-6-17(12)27-2)9-23(16)19(24)13(14)10-28-20(21)25/h4-8,26H,3,9-10H2,1-2H3/t21-/m0/s1
 |  | [InChIKey] 
 XVMZDZFTCKLZTF-NRFANRHFSA-N
 |  | [SMILES] 
 N1C2C(=C(OC)C=CC=2)C=C2CN3C(C=12)=CC1[C@](CC)(O)C(=O)OCC=1C3=O
 | 
 | Hazard Information | Back Directory |  | [Chemical Properties] 
 Pale yellow crystalline powder, soluble in organic solvents such as methanol, ethanol, and DMSO. It comes from the stem of Mappia feotida Miers and the stem of Ervatamia heyneana (Wall.) T. Cook.
 |  | [Uses] 
 9-Methoxycamptothecin is an alkaloid derivative of Camptothecin (C175150) derivative used in the treatment of cancers. Camptothecin is a potent anti-cancer agent.
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