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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Biodegradation in water: screening tests

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Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
other information
Study period:
2007
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2005

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 301 F (Ready Biodegradability: Manometric Respirometry Test)
Deviations:
no
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
2,3,4,5-tetrachlorobenzoylchloride
EC Number:
406-760-3
EC Name:
2,3,4,5-tetrachlorobenzoylchloride
Cas Number:
42221-52-3
Molecular formula:
C7HCl5O
IUPAC Name:
2,3,4,5-tetrachlorobenzoyl chloride

Study design

Oxygen conditions:
aerobic
Inoculum or test system:
activated sludge (adaptation not specified)
Duration of test (contact time):
28 d

Results and discussion

% Degradation
Parameter:
% degradation (O2 consumption)
Value:
0
Sampling time:
28 d
Details on results:
Therefore, 2,3,4,5-Tetrachlorbenzoylchlorid is considered to be “Not Readily Biodegradable“.

Any other information on results incl. tables

0.0 % degradation after 7 days

0.0 % degradation after 14 days

0.0 % degradation after 21 days

0.0 % degradation after 28 days

Applicant's summary and conclusion

Conclusions:
Substance is: Not Readily Biodegradable