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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
biodegradation in water: screening tests
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: US EPA accepted QSAR method for organic chemicals properties assessment.
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: QSAR
Principles of method if other than guideline:
BIOWIN v4.10
GLP compliance:
no
Remarks:
not applicable to QSAR models

Test material

Constituent 1
Chemical structure
Reference substance name:
Tributyl phosphate
EC Number:
204-800-2
EC Name:
Tributyl phosphate
Cas Number:
126-73-8
Molecular formula:
C12H27O4P
IUPAC Name:
tributyl phosphate

Results and discussion

Any other information on results incl. tables

Overview of estimated data for biodegradation of tributyl phosphate in water

 

Method

 

Results

Remarks

Reference

QSARs

Biodegrades fast

Predicted with BIOWIN1 (Linear Model Prediction)

EPI Suite

(v.4.00) software

QSARs

Biodegrades fast

Predicted with BIOWIN2 (Non-Linear Model Prediction)

EPI Suite

(v.4.00) software

QSARs

Days –Weeks

Predicted with BIOWIN3 (Ultimate Biodegradation Timeframe)

EPI Suite

(v.4.00) software

QSARs

Hours-Days

Predicted with BIOWIN4 (Primary Biodegradation Timeframe)

EPI Suite

(v.4.00) software

QSARs

Biodegrades Fast

Predicted with BIOWIN5 (MITI Linear Model Prediction)

EPI Suite

(v.4.00) software

QSARs

Does not biodegrade fast

Predicted with BIOWIN6 (MITI Non-Linear Model Prediction)

EPI Suite

(v.4.00) software

QSARs

Does not biodegrade fast

Predicted with BIOWIN7

(Anaerobic Model Prediction)

EPI Suite

(v.4.00) software

QSARs

Ready Biodegradability: Yes

Ready Biodegradability Prediction

EPI Suite

(v.4.00) software

Applicant's summary and conclusion

Conclusions:
Ready Biodegradability: Yes