ChemSpider 2D Image | METHYL TEREPHTHALATE | C9H8O4

METHYL TEREPHTHALATE

  • Molecular FormulaC9H8O4
  • Average mass180.157 Da
  • Monoisotopic mass180.042252 Da
  • ChemSpider ID14760

More details:

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

1,4-Benzenedicarboxylic acid monomethyl ester
1,4-Benzenedicarboxylic acid, monomethyl ester [ACD/Index Name]
1679-64-7 [RN]
216-849-7 [EINECS]
4-(Methoxycarbonyl)benzoesäure [German] [ACD/IUPAC Name]
4-(Methoxycarbonyl)benzoic acid [ACD/IUPAC Name]
Acide 4-(méthoxycarbonyl)benzoïque [French] [ACD/IUPAC Name]
METHYL TEREPHTHALATE
Monomethyl terephthalate
Mono-Methyl Terephthalate
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

G2T5130M28 [DBID]
MFCD00002557 [DBID]
328383_ALDRICH [DBID]
86448_FLUKA [DBID]
AIDS169331 [DBID]
AIDS-169331 [DBID]
ENT 262 [DBID]
EPA Pesticide Chemical Code 028002 [DBID]
HSDB 5849 [DBID]
NSC 210838 [DBID]
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Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.3±0.1 g/cm3
Boiling Point: 331.6±25.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 60.6±3.0 kJ/mol
Flash Point: 136.0±16.7 °C
Index of Refraction: 1.556
Molar Refractivity: 45.0±0.3 cm3
#H bond acceptors: 4
#H bond donors: 1
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 2.30
ACD/LogD (pH 5.5): 0.09
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 4.38
ACD/LogD (pH 7.4): -1.22
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 64 Å2
Polarizability: 17.8±0.5 10-24cm3
Surface Tension: 51.3±3.0 dyne/cm
Molar Volume: 139.9±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) =  1.71

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  315.88  (Adapted Stein & Brown method)
    Melting Pt (deg C):  93.06  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.72E-006  (Modified Grain method)
    MP  (exp database):  221-223 deg C
    Subcooled liquid VP: 0.000837 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):  1906
       log Kow used: 1.71 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3293.3 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.99E-010  atm-m3/mole
   Group Method:   1.54E-010  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  8.358E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.71  (KowWin est)
  Log Kaw used:  -7.544  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.254
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0128
   Biowin2 (Non-Linear Model)     :   0.9990
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0291  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8245  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.9301
   Biowin6 (MITI Non-Linear Model):   0.9379
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8122
 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):  0.112 Pa (0.000837 mm Hg)
  Log Koa (Koawin est  ): 9.254
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.69E-005 
       Octanol/air (Koa) model:  0.000441 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00097 
       Mackay model           :  0.00215 
       Octanol/air (Koa) model:  0.034 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.9085 E-12 cm3/molecule-sec
      Half-Life =    11.773 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.00156 (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]:
  Total Kb for pH > 8 at 25 deg C :  3.356E-001  L/mol-sec
  Kb Half-Life at pH 8:      23.905  days   
  Kb Half-Life at pH 7:     239.046  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 1.71 (estimated)

 Volatilization from Water:
    Henry LC:  1.54E-010 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 5.103E+006  hours   (2.126E+005 days)
    Half-Life from Model Lake : 5.567E+007  hours   (2.32E+006 days)

 Removal In Wastewater Treatment:
    Total removal:               2.05  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.96  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       0.00319         282          1000       
   Water     26.4            360          1000       
   Soil      73.6            720          1000       
   Sediment  0.0715          3.24e+003    0          
     Persistence Time: 676 hr

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