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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

Reference
Endpoint:
biodegradation in water: ready biodegradability
Type of information:
(Q)SAR
Adequacy of study:
key study
Study period:
01-2019
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with limited documentation / justification
Justification for type of information:
1. SOFTWARE
- EPI suite

2. MODEL (incl. version number)
v4.11

3. SMILES OR OTHER IDENTIFIERS USED AS INPUT FOR THE MODEL
- Oc1ccc(O)cc1P2(c(cccc3)c3c(cccc4)c4O2)=O

4. SCIENTIFIC VALIDITY OF THE (Q)SAR MODEL
[Explain how the model fulfils the OECD principles for (Q)SAR model validation. Consider attaching the QMRF or providing a link]
- Defined endpoint:
KOWWIN Program (v1.68)
- Unambiguous algorithm:
LOGKOW FRAGMENT DESCRIPTION
- Defined domain of applicability:
- Appropriate measures of goodness-of-fit and robustness and predictivity:
- Mechanistic interpretation:

Principles of method if other than guideline:
- Principle of test:
QSAR model
Key result
Parameter:
probability of ready biodegradability (QSAR/QSPR)
Remarks on result:
not readily biodegradable based on QSAR/QSPR prediction
Details on results:
Ready biodegradability prediction: NO (Episuite assessed value)
Anaerobic model prediction: Does not degradable fat (Episuite assessed value)

Ready biodegradability prediction: NO (Episuite assessed value)

Anaerobic model prediction: Does not degradable fast (Episuite assessed value)

Interpretation of results:
not readily biodegradable
Conclusions:
Ready biodegradability prediction: NO (Episuite assessed value)
Anaerobic model prediction: Does not degradable fast (Episuite assessed value)

Description of key information

Ready biodegradability prediction: NO (Episuite assessed value)

Anaerobic model prediction: Does not degradable fat (Episuite assessed value)

Key value for chemical safety assessment

Additional information