Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
phototransformation in air
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification

Data source

Reference
Reference Type:
other: estimated by calculation
Title:
Unnamed
Year:
2013

Materials and methods

GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
1-(2,4-dichlorophenyl)ethan-1-one
EC Number:
218-780-8
EC Name:
1-(2,4-dichlorophenyl)ethan-1-one
Cas Number:
2234-16-4
Molecular formula:
C8H6Cl2O
IUPAC Name:
1-(2,4-dichlorophenyl)ethan-1-one
Details on test material:
- Name of test material (as cited in study report): Ethanone, 1-(2,4-dichlorophenyl)-

Results and discussion

Dissipation half-life of parent compound
Key result
DT50:
10.897 d
Test condition:
25 ºC

Any other information on results incl. tables

Atmospheric Oxidation (25 deg C) [AopWin v1.92]:

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant =  0.9816 E-12 cm3/molecule-sec

Half-Life =   10.897 Days (12-hr day; 1.5E6 OH/cm3)

Applicant's summary and conclusion

Validity criteria fulfilled:
not applicable
Conclusions:
The calculated dissipation half-life of the parent compound is 10.897 Days (12-hr day; 1.5E6 OH/cm3) (EPI Suite, EPA (USA) v4.0/ AopWin v1.92estimate).
Executive summary:

The calculated dissipation half-life of the parent compound is 10.897 Days (12-hr day; 1.5E6 OH/cm3) (EPI Suite, EPA (USA) v4.0/ AopWin v1.92 estimate).

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