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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Bioaccumulation: aquatic / sediment

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Administrative data

Endpoint:
bioaccumulation: aquatic / sediment
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: QSAR, test substance is within applicability domain, information on validation present
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other: QSAR
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Principles of method if other than guideline:
QSAR estimation based on BCFBAF v 3.01
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
Automatically generated during migration to IUCLID 6, no data available
IUPAC Name:
Automatically generated during migration to IUCLID 6, no data available
Details on test material:
representative structure is modelled (an intermediate product)

Test conditions

Details on estimation of bioconcentration:
BASIS FOR CALCULATION OF BCF
- Estimation software: EPIWIN BCFBAF v3.01
- Result based on calculated log Pow of: 11

Results and discussion

Details on results:
SMILES : O=C(NCCN1(CCNCC1CCCCCCC=CCCCCCCCC))CCCCCCCC=CCC=CCCCCC
CHEM :
MOL FOR: C40 H75 N3 O1
MOL WT : 614.06
--------------------------------- BCFBAF v3.01 --------------------------------
BCF (Bioconcentration Factor):
=============================
Log Kow (estimated) : 13.37
Log Kow (experimental): not available from database
Log Kow used by BCF estimates: 11.00 (user entered)

Equation Used to Make BCF estimate:
Log BCF = -0.49 log Kow + 7.554 + Correction

Correction(s): Value
Alkyl chains (8+ -CH2- groups) -0.596

Estimated Log BCF = 1.568 (BCF = 36.94 L/kg wet-wt)

Any other information on results incl. tables

The modelled structure fits in the applicability domain of the QSAR.

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
The calculated value for the bioaccumulation of the test substance based on a logKow of 11 is 36.94
Executive summary:

The calculated value for the bioaccumulation of the test substance based on a logKow of 11 is 36.94. The calculation was performed with BCFBAFWIN v 3.01.