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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: see 'Remark'
Remarks:
Individual estimation programs and/or their underlying predictive methods and equations have been described in numerous journal articles in peer-reviewed technical journals. In addition, EPI Suite™ has undergone detailed review by a panel of EPA’s independent Science Advisory Board (SAB).

Data source

Reference
Reference Type:
other: Simulation software
Title:
Unnamed

Materials and methods

Model:
calculation according to Mackay, Level III
Calculation programme:
EPI Suite v4.11 - Level III fugacity level
Media:
other: air - water - soil - sediment

Test material

Constituent 1
Chemical structure
Reference substance name:
3-bromopropene
EC Number:
203-446-6
EC Name:
3-bromopropene
Cas Number:
106-95-6
Molecular formula:
C3H5Br
IUPAC Name:
3-bromoprop-1-ene
Constituent 2
Reference substance name:
1-bromoprop-2-ene
IUPAC Name:
1-bromoprop-2-ene

Results and discussion

Percent distribution in media

Air (%):
14
Water (%):
74.3
Soil (%):
11.4
Sediment (%):
0.258

Any other information on results incl. tables

 

       Mass Amount     Half-Life   Emissions

       (percent)         (hr)       (kg/hr)

Air             14             11.8         1000

Water         74.3           360          1000

Soil      11.4           720          1000

Sediment  0.258       3.24e+003    0

 

          Fugacity    Reaction    Advection   Reaction    Advection

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

Air       7.13e-011   2.07e+003   353         69          11.8

Water     8.59e-008    360         187         12          6.24

Soil      1.09e-007    27.6        0           0.919       0

Sediment 7.65e-008    0.139       0.013       0.00463     0.000433

 

Persistence Time: 84 hr

Reaction Time:   102 hr

Advection Time:  466 hr

Percent Reacted: 82

Percent Advected: 18

 

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

Air:     11.82

Water:   360

Soil:    720

Sediment: 3240

Biowin estimate: 2.961 (weeks      )

 

Advection Times (hr):

Air:     100

Water:   1000

Sediment: 5e+004

Applicant's summary and conclusion

Conclusions:
The level III fugacity model contained in EPI Suite v4.11 gives the following estimates regarding the distribution and half-time of the test material in the following media :

Mass Amount Half-Life
(percent) (hr)
Air 14 11.8
Water 74.3 360
Soil 11.4 720
Sediment 0.258 3240
Executive summary:

The level III fugacity model contained in EPI Suite v4.11 gives the following estimates regarding the distribution and half-time of the test material in the following media :

Mass Amount Half-Life

%                  hr

Air                   14 11.8

Water 74.3 360

Soil 11.4 720

Sediment 0.258 3240