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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Endpoint:
phototransformation in air
Type of information:
(Q)SAR
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
results derived from a (Q)SAR model, with limited documentation / justification

Data source

Reference
Reference Type:
other: EPIWIN calculation
Title:
Benzene, 1,2,3-trichloro- , Epi Summary v3.20
Author:
Lanxess Deutschland GmbH
Year:
2006
Bibliographic source:
unpublished data

Materials and methods

Principles of method if other than guideline:
Calculation (AopWin v1.92)
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
1,2,3-trichlorobenzene
EC Number:
201-757-1
EC Name:
1,2,3-trichlorobenzene
Cas Number:
87-61-6
Molecular formula:
C6H3Cl3
IUPAC Name:
1,2,3-trichlorobenzene

Study design

Estimation method (if used):
PHOTOCHEMICAL REACTION WITH OH RADICALS
- Concentration of OH radicals: 500000 OH/cm³
- Degradation rate constant: 0.2817E-12 cm³/ molecule s
- Temperature for which rate constant was calculated: 25 °C
- Other: calculation based on a 24-hour day
- Computer programme: AopWin v1.92

Results and discussion

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

Applicant's summary and conclusion