Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
hydrolysis
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Body responsible for the test

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Directive 92/CEE C
Deviations:
not specified
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
Body responsible for the test
IUPAC Name:
Body responsible for the test
Radiolabelling:
not specified

Study design

Analytical monitoring:
not specified

Results and discussion

Transformation products:
not specified
Dissipation DT50 of parent compoundopen allclose all
pH:
4
Temp.:
50 °C
Hydrolysis rate constant:
0 s-1
DT50:
276 h
pH:
4
Temp.:
60 °C
Hydrolysis rate constant:
0 s-1
DT50:
218 h
pH:
4
Temp.:
70 °C
Hydrolysis rate constant:
0 s-1
DT50:
185 h
pH:
7
Temp.:
50 °C
Hydrolysis rate constant:
0 s-1
DT50:
341 h
pH:
7
Temp.:
60 °C
Hydrolysis rate constant:
0 s-1
DT50:
152 h
pH:
7
Temp.:
70 °C
Hydrolysis rate constant:
0 s-1
DT50:
76.1 h
pH:
9
Temp.:
50 °C
Hydrolysis rate constant:
0 s-1
DT50:
888 h

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
Half-life estimated at 25°C:
- pH=4: 488h
- pH=7: 120d
- pH=9: >1 yr