ChemSpider 2D Image | (4-Chloro-2-hydroxyphenyl)acetic acid | C8H7ClO3

(4-Chloro-2-hydroxyphenyl)acetic acid

  • Molecular FormulaC8H7ClO3
  • Average mass186.592 Da
  • Monoisotopic mass186.008377 Da
  • ChemSpider ID118019

More details:

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

(4-Chlor-2-hydroxyphenyl)essigsäure [German] [ACD/IUPAC Name]
(4-Chloro-2-hydroxyphenyl)acetic acid [ACD/IUPAC Name]
Acide (4-chloro-2-hydroxyphényl)acétique [French] [ACD/IUPAC Name]
Benzeneacetic acid, 4-chloro-2-hydroxy- [ACD/Index Name]
2-(4-Chloro-2-hydroxyphenyl)acetic acid
4-chloro-2-hydroxyphenylacetic acid
4-CL-2-Hpa
82085-61-8 [RN]
867-17-4 [RN]
MFCD18393216

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

Density: 1.5±0.1 g/cm3
Boiling Point: 354.1±27.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 63.2±3.0 kJ/mol
Flash Point: 168.0±23.7 °C
Index of Refraction: 1.610
Molar Refractivity: 44.1±0.3 cm3
#H bond acceptors: 3
#H bond donors: 2
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 1.69
ACD/LogD (pH 5.5): 0.52
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 8.52
ACD/LogD (pH 7.4): -1.19
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 58 Å2
Polarizability: 17.5±0.5 10-24cm3
Surface Tension: 61.6±3.0 dyne/cm
Molar Volume: 127.3±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) =  1.59

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  333.61  (Adapted Stein & Brown method)
    Melting Pt (deg C):  122.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  9.85E-006  (Modified Grain method)
    Subcooled liquid VP: 9.26E-005 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):  2.105e+004
       log Kow used: 1.59 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  50865 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.41E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.149E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.59  (KowWin est)
  Log Kaw used:  -9.856  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.446
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7195
   Biowin2 (Non-Linear Model)     :   0.6159
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9264  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7699  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3775
   Biowin6 (MITI Non-Linear Model):   0.2277
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2932
 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):  0.0123 Pa (9.26E-005 mm Hg)
  Log Koa (Koawin est  ): 11.446
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000243 
       Octanol/air (Koa) model:  0.0685 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0087 
       Mackay model           :  0.0191 
       Octanol/air (Koa) model:  0.846 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  25.5396 E-12 cm3/molecule-sec
      Half-Life =     0.419 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.026 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.0139 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  70.11
      Log Koc:  1.846 

 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: 1.59 (estimated)

 Volatilization from Water:
    Henry LC:  3.41E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.345E+008  hours   (9.772E+006 days)
    Half-Life from Model Lake : 2.559E+009  hours   (1.066E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               2.00  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.91  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       7.1e-005        10.1         1000       
   Water     27.9            360          1000       
   Soil      72              720          1000       
   Sediment  0.0699          3.24e+003    0          
     Persistence Time: 662 hr

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