Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
phototransformation in soil
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: Study well documented, meets generally accepted scientific principles.

Data source

Reference
Reference Type:
publication
Title:
Critical Review of Rate Constants for Reactions of Hydrated Electrons, Hydrogen Atoms and Hydroxyl Radicals (OH/O-) in Aqueous Solution.
Author:
Buxton, G.V., Greenstock, C.L., Helman, W.P., and Ross, A.B.
Year:
1988
Bibliographic source:
J. Phys. Chem. Ref. Data 17(2), 513ff.

Materials and methods

Principles of method if other than guideline:
Method: other (calculated)
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Pentane-2,4-dione
EC Number:
204-634-0
EC Name:
Pentane-2,4-dione
Cas Number:
123-54-6
Molecular formula:
C5H8O2
IUPAC Name:
pentane-2,4-dione
Details on test material:
Test type: other: calculated in water
IUCLID4 Test substance: other TS

Study design

Details on test conditions:
Sensitiser (for indirect photolysis): OH
Sensitiser concentration: 6022 molecule/cm³

Results and discussion

% Degradation
% Degr.:
50
Sampling time:
81 d
Transformation products:
not measured

Any other information on results incl. tables

Degradation in % (for indirect photolysis): = 50  after 81 day(s)

Applicant's summary and conclusion