ChemSpider 2D Image | (±)-(2E)-Abscisic acid | C15H20O4

(±)-(2E)-Abscisic acid

  • Molecular FormulaC15H20O4
  • Average mass264.317 Da
  • Monoisotopic mass264.136169 Da
  • ChemSpider ID4524740

  • Double-bond stereo - Double-bond stereo

More details:

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

(±)-(2E)-Abscisic acid
(±)-Abscisic acid
(2E,4E)-5-(1-Hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl)-3-methyl-2,4-pentadienoic acid [ACD/IUPAC Name]
(2E,4E)-5-(1-Hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl)-3-methyl-2,4-pentadiensäure [German] [ACD/IUPAC Name]
(2E,4E)-5-(1-Hydroxy-2,6,6-trimethyl-4-oxocyclohex-2-en-1-yl)-3-methylpenta-2,4-dienoic acid
2,4-Pentadienoic acid, 5-(1-hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl)-3-methyl-, (2E,4E)- [ACD/Index Name]
2-trans-abscisic acid
5-(1-hydroxy-2,6,6-trimethyl-4-oxo-1-cyclohex-2-enyl)-3-methylpenta-2,4-dienoic acid
5-(1-hydroxy-2,6,6-trimethyl-4-oxo-cyclohex-2-enyl)-3-methyl-penta-2,4-dienoic acid
7773-56-0 [RN]
More...

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

NSC 146877 [DBID]
NSC 148832 [DBID]
NSC146877 [DBID]
NSC148832 [DBID]

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

Density: 1.2±0.1 g/cm3
Boiling Point: 458.7±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.5 mmHg at 25°C
Enthalpy of Vaporization: 82.9±6.0 kJ/mol
Flash Point: 245.4±25.2 °C
Index of Refraction: 1.583
Molar Refractivity: 74.0±0.3 cm3
#H bond acceptors: 4
#H bond donors: 2
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 1.70
ACD/LogD (pH 5.5): 0.88
ACD/BCF (pH 5.5): 1.73
ACD/KOC (pH 5.5): 29.72
ACD/LogD (pH 7.4): -0.92
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 75 Å2
Polarizability: 29.4±0.5 10-24cm3
Surface Tension: 51.6±3.0 dyne/cm
Molar Volume: 221.5±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) =  2.38

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  408.31  (Adapted Stein & Brown method)
    Melting Pt (deg C):  162.88  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.35E-009  (Modified Grain method)
    MP  (exp database):  160 deg C
    Subcooled liquid VP: 1.05E-007 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):  1472
       log Kow used: 2.38 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  775.07 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones-acid
       Vinyl/Allyl Alcohols-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.94E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.028E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.38  (KowWin est)
  Log Kaw used:  -11.920  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.300
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3334
   Biowin2 (Non-Linear Model)     :   0.0180
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5329  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5229  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4060
   Biowin6 (MITI Non-Linear Model):   0.1289
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.7699
 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):  1.4E-005 Pa (1.05E-007 mm Hg)
  Log Koa (Koawin est  ): 14.300
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.214 
       Octanol/air (Koa) model:  49 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.886 
       Mackay model           :  0.945 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 146.8382 E-12 cm3/molecule-sec
      Half-Life =     0.073 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.874 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     6.402500 E-17 cm3/molecule-sec
      Half-Life =     0.179 Days (at 7E11 mol/cm3)
      Half-Life =      4.296 Hrs
   Fraction sorbed to airborne particulates (phi): 0.915 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 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: 2.38 (estimated)

 Volatilization from Water:
    Henry LC:  2.94E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.238E+010  hours   (1.349E+009 days)
    Half-Life from Model Lake : 3.532E+011  hours   (1.472E+010 days)

 Removal In Wastewater Treatment:
    Total removal:               2.80  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.70  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       2.49e-006       1.24         1000       
   Water     17.3            900          1000       
   Soil      82.6            1.8e+003     1000       
   Sediment  0.115           8.1e+003     0          
     Persistence Time: 1.6e+003 hr

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