(S)-4-Ethyl-4-Hydroxy-1H-Pyrano[3’,4’:6,7]Indolizino[1,2-B]Quinoline-3,14-(4H,12H)-Dione

ISO Certification

Product Description

Product(S)-4-Ethyl-4-Hydroxy-1H-Pyrano[3’,4’:6,7]Indolizino[1,2-B]Quinoline-3,14-(4H,12H)-Dione
CAS7689-03-4
FormulaC20H16N2O4
Synonym1,6-DIHYDROXY-7-GLUCURONOSYLFLAVONE, (20S)-CAMPTOTHECIN, 4-ETHYL-4-HYDROXY-1H-PYRANO[3',4':6,7]INDOLIZINO[1,2-B]QUINOLINE-3,14(4H,12H)DIONE, 5,6-DIHYDROXY-7-GLUCURONOSYLFLAVONE, 5,6-DIHYDROXY-4-OXO-2-PHENYL-4H-1-BENZOPYRAN-7-YL BETA-D-GLUCOPYRANOSIDURONIC ACID, CAMPTOTHECIN, CAMPTOTHECA ACUMINATA, CAMPTOTHECINE, (+)-CAMPTOTHECIN, (+)-Camptothecin, 20(S)-Camptothecine, 21,22-Secocamptothecin-21-oic acid lactone, AI3-62475, BRN 0631069, Camptothecin, Camptothecine, CCRIS 8162, NSC 100880, NSC 94600, UNII-XT3Z54Z28A, 1H-Pyrano(3',4':6,7)indolizino(1,2-b)quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-, (S)-, Camptothecine (8CI)

Typical Product Specifications

Water solubilityinsoluble
Merck1735
Melting Point260 °C (dec.)
Storage Temperature2-8°C
Solubilitychloroform/methanol (4:1): 4 mg/mL
Molecular weight348.35
EINECS444-280-6
SMILESCC[C@@]1(c2cc-3n(c(=O)c2COC1=O)Cc4c3nc5ccccc5c4)O
Vapor Pressure3.76E-15 mm Hg
Atmospheric OH Rate Constant9.72E-11 cm3/molecule-sec
Water solubility207 mg/L
log P (octanol-water)1.74
Henry's Law Constant2.79E-17 atm-m3/mole
Coloryellow
Formsolid
ClassSpecialty Chemicals
FunctionIntermediates, Enzyme
IndustryPharmaceutical
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