ChemSpider 2D Image | rubitecan | C20H15N3O6

rubitecan

  • Molecular FormulaC20H15N3O6
  • Average mass393.350 Da
  • Monoisotopic mass393.096100 Da
  • ChemSpider ID414807

  • defined stereocentres - 1 of 1 defined stereocentres

More details:

Featured data source
The Merck Index Online

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

(4S)-4-Ethyl-4-hydroxy-10-nitro-1H-pyrano[3',4':6,7]indolizino[1,2-b]chinolin-3,14(4H,12H)-dion [German] [ACD/IUPAC Name]
(4S)-4-Éthyl-4-hydroxy-10-nitro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoléine-3,14(4H,12H)-dione [French] [ACD/IUPAC Name]
(4S)-4-Ethyl-4-hydroxy-10-nitro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione [ACD/IUPAC Name]
1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-10-nitro-, (4S)- [ACD/Index Name]
91421-42-0 [RN]
9-nitro-20(s)-camptothecin
9-Nitrocamptothecin
H19C446XXB
MFCD06656294 [MDL number]
Orathecin
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

7946 [DBID]
RFS 2000 [DBID]
AIDS072618 [DBID]
AIDS-072618 [DBID]
RFS-2000 [DBID]

    Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

    Density: 1.6±0.1 g/cm3
    Boiling Point: 816.3±65.0 °C at 760 mmHg
    Vapour Pressure: 0.0±3.1 mmHg at 25°C
    Enthalpy of Vaporization: 124.4±3.0 kJ/mol
    Flash Point: 447.5±34.3 °C
    Index of Refraction: 1.762
    Molar Refractivity: 99.5±0.4 cm3
    #H bond acceptors: 9
    #H bond donors: 1
    #Freely Rotating Bonds: 2
    #Rule of 5 Violations: 0
    ACD/LogP: 1.38
    ACD/LogD (pH 5.5): 1.74
    ACD/BCF (pH 5.5): 12.25
    ACD/KOC (pH 5.5): 209.15
    ACD/LogD (pH 7.4): 1.74
    ACD/BCF (pH 7.4): 12.26
    ACD/KOC (pH 7.4): 209.32
    Polar Surface Area: 126 Å2
    Polarizability: 39.4±0.5 10-24cm3
    Surface Tension: 91.4±5.0 dyne/cm
    Molar Volume: 241.3±5.0 cm3

    Predicted data is generated using the US Environmental Protection Agency�s EPISuite™ 

                            
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  -0.33

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  629.59  (Adapted Stein & Brown method)
    Melting Pt (deg C):  273.13  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.15E-017  (Modified Grain method)
    Subcooled liquid VP: 1.7E-014 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  129
       log Kow used: -0.33 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  18160 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters
       Acrylamides
       Vinyl/Allyl Alcohols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.10E-019  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.264E-019 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.33  (KowWin est)
  Log Kaw used:  -17.347  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  17.017
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4556
   Biowin2 (Non-Linear Model)     :   0.4905
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0342  (months      )
   Biowin4 (Primary Survey Model) :   3.4528  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0548
   Biowin6 (MITI Non-Linear Model):   0.0016
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.7444
 Ready Biodegradability Prediction:   NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  2.27E-012 Pa (1.7E-014 mm Hg)
  Log Koa (Koawin est  ): 17.017
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.32E+006 
       Octanol/air (Koa) model:  2.55E+004 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  75.6346 E-12 cm3/molecule-sec
      Half-Life =     0.141 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.697 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    63.180000 E-17 cm3/molecule-sec
      Half-Life =     0.018 Days (at 7E11 mol/cm3)
      Half-Life =     26.120 Min
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2926
      Log Koc:  3.466 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -0.33 (estimated)

 Volatilization from Water:
    Henry LC:  1.1E-019 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.056E+016  hours   (4.399E+014 days)
    Half-Life from Model Lake : 1.152E+017  hours   (4.798E+015 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.000128        0.386        1000       
   Water     49.2            1.44e+003    1000       
   Soil      50.7            2.88e+003    1000       
   Sediment  0.096           1.3e+004     0          
     Persistence Time: 1.17e+003 hr

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