Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
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:
other: Scientifically acceptable method

Data source

Referenceopen allclose all

Reference Type:
other: EPIWIN calculation
Title:
Unnamed
Year:
2018
Reference Type:
other: Estimation Software
Title:
Estimation Programs Interface Suite for Microsoft Windows v4.11 (AOP v1.92)
Author:
US EPA
Year:
2012
Bibliographic source:
Unites States Environmental Protection Agency, Washington DC, USA

Materials and methods

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

Test material

Constituent 1
Chemical structure
Reference substance name:
3-nitro-o-xylene
EC Number:
201-474-3
EC Name:
3-nitro-o-xylene
Cas Number:
83-41-0
Molecular formula:
C8H9NO2
IUPAC Name:
1,2-dimethyl-3-nitrobenzene
Test material form:
liquid
Details on test material:
3-Nitro-o-xylene
pure (not specified)

Study design

Estimation method (if used):
PHOTOCHEMICAL REACTION WITH OH RADICALS
- Concentration of OH radicals: 1500000 molecules/cm3
- Degradation rate constant: 34.5249 E-12 cm3/molecules*s
- Computer programme: SRC AOP v1.92
- Other: assuming a 12-hour day

Results and discussion

Dissipation half-life of parent compound
DT50:
15.253 d
Test condition:
The substance is within the applicability domain of the models.

Applicant's summary and conclusion