Registration Dossier

Administrative data

Endpoint:
phototransformation in air
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Model regarded as reliable.
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other: QSAR
Title:
No information
Author:
US EPA
Year:
2009
Bibliographic source:
US EPIWIN Suite v3.20

Materials and methods

Principles of method if other than guideline:
AOPWIN v1.92 model

Test material

Reference
Name:
Unnamed
Type:
Constituent

Study design

Estimation method (if used):
PHOTOCHEMICAL REACTION WITH OH RADICALS
- Degradation rate constant: 17.2086 E-12 cm3/molecule-sec
- Temperature for which rate constant was calculated: 25 degrees C
- Half-Life: 7.459 hours
- Computer programme: AOPWIN v1.92



Results and discussion

Applicant's summary and conclusion

Executive summary:

US EPA AOPWIN software (v1.92) estimated an Overall Hydroxyl Radical Reaction Rate Constant of 17.2086 E-12 cm3/molecule-sec at 25 degrees C, and an atmospheric degradation half-life of 7.459 hours, for ethoxypropyl acetate.