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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
distribution modelling
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Title:
No information
Author:
Anonymous
Year:
2010
Bibliographic source:
Episuite data (Epiweb 4.0)

Materials and methods

Model:
calculation according to Mackay, Level III
Calculation programme:
Epiweb 4.0
Release year:
2 008
Media:
other: air-water-soil-sediment

Test material

Constituent 1
Chemical structure
Reference substance name:
Benzene-1,2,4,5-tetracarboxylic acid
EC Number:
201-879-5
EC Name:
Benzene-1,2,4,5-tetracarboxylic acid
Cas Number:
89-05-4
Molecular formula:
C10H6O8
IUPAC Name:
benzene-1,2,4,5-tetracarboxylic acid

Results and discussion

Any other information on results incl. tables

LevelIIIFugacity Model (Full-Output):

=======================================

 Chem Name  : 1,2,4,5-Benzenetetracarboxylic acid

 Molecular Wt: 254.15

 Henry's LC : 2.81e-023 atm-m3/mole (Henrywin program)

 Vapor Press : 1.82e-011 mm Hg (Mpbpwin program)

 Liquid VP  : 1.55e-009 mm Hg (super-cooled)

 Melting Pt : 220 deg C (Mpbpwin program)

 Log Kow    : 0.15 (Kowwin program)

 Soil Koc   : 1.89e+003 (KOCWIN MCI method)

 

          Mass Amount   Half-Life   Emissions

           (percent)       (hr)      (kg/hr)

  Air      2.83e-013      122         1000      

  Water    16             360         1000      

  Soil     83             720         1000      

  Sediment 0.995          3.24e+003   0         

 

            Fugacity   Reaction   Advection  Reaction   Advection

             (atm)     (kg/hr)     (kg/hr)   (percent)  (percent)

  Air      1.11e-026   3.79e-011  6.69e-011  1.26e-012  2.23e-012

  Water    2.08e-028   728        378        24.3       12.6     

  Soil     2.64e-028   1.89e+003  0          63         0        

  Sediment 1.4e-028    5.03       0.47       0.168      0.0157   

 

  Persistence Time: 788 hr

  Reaction Time:   902 hr

  Advection Time:  6.25e+003 hr

  Percent Reacted: 87.4

  Percent Advected: 12.6

 

  Half-Lives (hr), (based upon Biowin (Ultimate) and Aopwin):

     Air:     122.3

     Water:   360

     Soil:    720

     Sediment: 3240

       Biowin estimate: 2.989 (weeks      )

 

  Advection Times (hr):

     Air:     100

     Water:   1000

     Sediment: 5e+004

Applicant's summary and conclusion