Registration Dossier

Administrative data

Endpoint:
phototransformation in air
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Scientifically acceptable calculation

Data source

Reference
Reference Type:
other: EPIWIN calculation
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Principles of method if other than guideline:
SRC AOP v1.92
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2-methylhydroquinone
EC Number:
202-443-7
EC Name:
2-methylhydroquinone
Cas Number:
95-71-6
Molecular formula:
C7H8O2
IUPAC Name:
2-methylbenzene-1,4-diol
Details on test material:
- Name of test substance (as cited in study report): 1,4-Benzenediol, 2-methyl-

Study design

Details on test conditions:
- Sensitizer (for indirect photolysis): OH
- OH rate constant: 60.3123E-12 cm3/molecule-sec
- Sensitizer concentration: 0.5E6 OH/cm³
- Temperature: 25°C

Results and discussion

Dissipation half-life of parent compound
DT50:
6.4 h

Applicant's summary and conclusion