ChemSpider 2D Image | Isopropylparaben | C10H12O3

Isopropylparaben

  • Molecular FormulaC10H12O3
  • Average mass180.201 Da
  • Monoisotopic mass180.078644 Da
  • ChemSpider ID18995

More details:






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

Isopropyl p-hydroxybenzoate
224-069-3 [EINECS]
4191-73-5 [RN]
4-Hydroxybenzoate d'isopropyle [French] [ACD/IUPAC Name]
4-Hydroxybenzoic acid isopropyl ester
A6EOX47QK0
Benzoic acid, 4-hydroxy-, 1-methylethyl ester [ACD/Index Name]
Benzoic acid, 4-hydroxy-, 1-methylethyl ester (9CI)
DH2250000
Isopropyl 4-hydroxybenzoate [ACD/IUPAC Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

MFCD00016468 [DBID]
BRN 2641564 [DBID]
NSC13167 [DBID]
ZINC00397766 [DBID]

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

Density: 1.1±0.1 g/cm3
Boiling Point: 286.9±13.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.6 mmHg at 25°C
Enthalpy of Vaporization: 54.7±3.0 kJ/mol
Flash Point: 120.4±12.6 °C
Index of Refraction: 1.530
Molar Refractivity: 49.1±0.3 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 2.74
ACD/LogD (pH 5.5): 2.81
ACD/BCF (pH 5.5): 80.26
ACD/KOC (pH 5.5): 802.97
ACD/LogD (pH 7.4): 2.77
ACD/BCF (pH 7.4): 73.03
ACD/KOC (pH 7.4): 730.67
Polar Surface Area: 47 Å2
Polarizability: 19.5±0.5 10-24cm3
Surface Tension: 41.6±3.0 dyne/cm
Molar Volume: 159.1±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) =  2.91

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  275.59  (Adapted Stein & Brown method)
    Melting Pt (deg C):  63.09  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00116  (Modified Grain method)
    Subcooled liquid VP: 0.00264 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):  689.7
       log Kow used: 2.91 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  711.46 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters
       Phenols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.37E-009  atm-m3/mole
   Group Method:   7.05E-009  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  3.988E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.91  (KowWin est)
  Log Kaw used:  -6.584  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.494
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9517
   Biowin2 (Non-Linear Model)     :   0.9957
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9975  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8564  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5670
   Biowin6 (MITI Non-Linear Model):   0.6632
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3819
 Ready Biodegradability Prediction:   YES

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

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.352 Pa (0.00264 mm Hg)
  Log Koa (Koawin est  ): 9.494
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  8.52E-006 
       Octanol/air (Koa) model:  0.000766 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.000308 
       Mackay model           :  0.000681 
       Octanol/air (Koa) model:  0.0577 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  33.9594 E-12 cm3/molecule-sec
      Half-Life =     0.315 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.780 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.000495 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  358
      Log Koc:  2.554 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  4.519E-003  L/mol-sec
  Kb Half-Life at pH 8:       4.861  years  
  Kb Half-Life at pH 7:      48.606  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.537 (BCF = 34.45)
       log Kow used: 2.91 (estimated)

 Volatilization from Water:
    Henry LC:  7.05E-009 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 1.115E+005  hours   (4645 days)
    Half-Life from Model Lake : 1.216E+006  hours   (5.068E+004 days)

 Removal In Wastewater Treatment:
    Total removal:               4.99  percent
    Total biodegradation:        0.12  percent
    Total sludge adsorption:     4.88  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       0.105           7.56         1000       
   Water     18.3            360          1000       
   Soil      81.3            720          1000       
   Sediment  0.26            3.24e+003    0          
     Persistence Time: 701 hr




                    

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