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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Phototransformation in air

Currently viewing:

Administrative data

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

Data source

Reference
Reference Type:
other: EPIWIN calculation
Title:
SRC AOPWIN v1.92
Author:
Lanxess
Year:
2009
Bibliographic source:
unpublished data

Materials and methods

Test guideline
Qualifier:
no guideline required
Principles of method if other than guideline:
AOPWIN calculation v1.92
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
3,4-dichloroaniline
EC Number:
202-448-4
EC Name:
3,4-dichloroaniline
Cas Number:
95-76-1
Molecular formula:
C6H5Cl2N
IUPAC Name:
3,4-dichloroaniline

Study design

Estimation method (if used):
PHOTOCHEMICAL REACTION WITH OH RADICALS
- Concentration of OH radicals: 500000 OH/cm³
- Degradation rate constant: 22.109E-12 cm³/mol-sec
- Computer programme: SRC AOPWIN v1.92
- Other: calculation based on a 24-hour day

Results and discussion

Dissipation half-life of parent compound
DT50:
17.41 h
Test condition:
Calculation based on 24-hour day

Applicant's summary and conclusion