ChemSpider 2D Image | SN-38 | C22H20N2O5

SN-38

  • Molecular FormulaC22H20N2O5
  • Average mass392.405 Da
  • Monoisotopic mass392.137207 Da
  • ChemSpider ID94634
  • defined stereocentres - 1 of 1 defined stereocentres


More details:






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

(4S)-4,11-Diethyl-4,9-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]chinolin-3,14(4H,12H)-dion [German] [ACD/IUPAC Name]
(4S)-4,11-Diéthyl-4,9-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoléine-3,14(4H,12H)-dione [French] [ACD/IUPAC Name]
(4S)-4,11-Diethyl-4,9-dihydroxy-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, 4,11-diethyl-4,9-dihydroxy-, (4S)- [ACD/Index Name]
7-Ethyl-10-hydroxycamptothecine
86639-52-3 [RN]
SN38
SN-38 [Wiki]
(+)-7-ETHYL-10-HYDROXYCAMPTOTHECIN
(19S)-10,19-diethyl-7,19-dihydroxy-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2(11),3,5,7,9,15(20)-heptaene-14,18-dione
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

AIDS058635 [DBID]
AIDS-058635 [DBID]
C11173 [DBID]
NCI60_026056 [DBID]
NSC673596 [DBID]
SN 38 [DBID]
TL8005626 [DBID]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.5±0.1 g/cm3
Boiling Point: 810.3±65.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.0 mmHg at 25°C
Enthalpy of Vaporization: 123.5±3.0 kJ/mol
Flash Point: 443.8±34.3 °C
Index of Refraction: 1.738
Molar Refractivity: 104.2±0.4 cm3
#H bond acceptors: 7
#H bond donors: 2
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.31
ACD/LogD (pH 5.5): 1.81
ACD/BCF (pH 5.5): 11.76
ACD/KOC (pH 5.5): 166.48
ACD/LogD (pH 7.4): 2.09
ACD/BCF (pH 7.4): 22.54
ACD/KOC (pH 7.4): 319.09
Polar Surface Area: 100 Å2
Polarizability: 41.3±0.5 10-24cm3
Surface Tension: 83.4±5.0 dyne/cm
Molar Volume: 258.9±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) =  0.41

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  631.95  (Adapted Stein & Brown method)
    Melting Pt (deg C):  274.23  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.57E-017  (Modified Grain method)
    Subcooled liquid VP: 1.43E-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):  5808
       log Kow used: 0.41 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  327.52 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.25E-021  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.285E-021 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.41  (KowWin est)
  Log Kaw used:  -18.760  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  19.170
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9316
   Biowin2 (Non-Linear Model)     :   0.9815
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1874  (months      )
   Biowin4 (Primary Survey Model) :   3.5337  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1363
   Biowin6 (MITI Non-Linear Model):   0.0232
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.5556
 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):  1.91E-012 Pa (1.43E-014 mm Hg)
  Log Koa (Koawin est  ): 19.170
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.57E+006 
       Octanol/air (Koa) model:  3.63E+006 
   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 = 188.1455 E-12 cm3/molecule-sec
      Half-Life =     0.057 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.682 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
   Reaction With Nitrate Radicals May Be Important!
   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    :  1.313E+004
      Log Koc:  4.118 

 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: 0.41 (estimated)

 Volatilization from Water:
    Henry LC:  4.25E-021 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.729E+017  hours   (1.137E+016 days)
    Half-Life from Model Lake : 2.977E+018  hours   (1.24E+017 days)

 Removal In Wastewater Treatment:
    Total removal:               1.86  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       5.79e-006       0.33         1000       
   Water     47.7            1.44e+003    1000       
   Soil      52.2            2.88e+003    1000       
   Sediment  0.0951          1.3e+004     0          
     Persistence Time: 1.2e+003 hr




                    

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