ChemSpider 2D Image | Paspalic acid | C16H16N2O2

Paspalic acid

  • Molecular FormulaC16H16N2O2
  • Average mass268.310 Da
  • Monoisotopic mass268.121185 Da
  • ChemSpider ID20388

  • defined stereocentres - 2 of 2 defined stereocentres

More details:

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

5516-88-1 [RN]
6-Methyl-8,9-didehydroergolin-8-carbonsäure [German] [ACD/IUPAC Name]
6-Methyl-8,9-didehydroergoline-8-carboxylic acid [ACD/IUPAC Name]
Acide 6-méthyl-8,9-didéhydroergoline-8-carboxylique [French] [ACD/IUPAC Name]
Ergoline-8-carboxylic acid, 8,9-didehydro-6-methyl- [ACD/Index Name]
Paspalic acid
(6aR,10aR)-7-methyl-6,6a,8,10a-tetrahydro-4H-indolo[4,3-fg]quinoline-9-carboxylic acid
13980-89-7 [RN]
5539-08-2 [RN]
611-233-8 [EINECS]
More...

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

P81DUK4Q2L [DBID]

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

Density: 1.4±0.1 g/cm3
Boiling Point: 536.1±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.5 mmHg at 25°C
Enthalpy of Vaporization: 85.5±3.0 kJ/mol
Flash Point: 278.0±30.1 °C
Index of Refraction: 1.703
Molar Refractivity: 76.6±0.3 cm3
#H bond acceptors: 4
#H bond donors: 2
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 2.56
ACD/LogD (pH 5.5): 0.01
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.87
ACD/LogD (pH 7.4): -0.08
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.52
Polar Surface Area: 56 Å2
Polarizability: 30.4±0.5 10-24cm3
Surface Tension: 63.7±3.0 dyne/cm
Molar Volume: 197.5±3.0 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) =  -0.07

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  485.58  (Adapted Stein & Brown method)
    Melting Pt (deg C):  304.85  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.69E-011  (Modified Grain method)
    Subcooled liquid VP: 6.34E-008 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):  4117
       log Kow used: -0.07 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  229.54 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aliphatic Amines-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.00E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.022E-015 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.07  (KowWin est)
  Log Kaw used:  -13.388  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.318
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5966
   Biowin2 (Non-Linear Model)     :   0.2267
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5663  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4211  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0164
   Biowin6 (MITI Non-Linear Model):   0.0155
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.8705
 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):  8.45E-006 Pa (6.34E-008 mm Hg)
  Log Koa (Koawin est  ): 13.318
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.355 
       Octanol/air (Koa) model:  5.11 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.928 
       Mackay model           :  0.966 
       Octanol/air (Koa) model:  0.998 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 337.7168 E-12 cm3/molecule-sec
      Half-Life =     0.032 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    22.803 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     7.393750 E-17 cm3/molecule-sec
      Half-Life =     0.155 Days (at 7E11 mol/cm3)
      Half-Life =      3.720 Hrs
   Fraction sorbed to airborne particulates (phi): 0.947 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  4262
      Log Koc:  3.630 

 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: -0.07 (estimated)

 Volatilization from Water:
    Henry LC:  1E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  9.59E+011  hours   (3.996E+010 days)
    Half-Life from Model Lake : 1.046E+013  hours   (4.359E+011 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       4.7e-007        0.631        1000       
   Water     45.9            900          1000       
   Soil      54              1.8e+003     1000       
   Sediment  0.0888          8.1e+003     0          
     Persistence Time: 980 hr

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