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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Study period:
09-1993
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: under GLP and complete

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1993
Report date:
1993

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: EEC directive 84/449. Annex V, method C10.
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
reagent grade
Radiolabelling:
no

Study design

Analytical monitoring:
yes

Results and discussion

Dissipation DT50 of parent compoundopen allclose all
pH:
4
Temp.:
50 °C
Hydrolysis rate constant:
0 s-1
DT50:
676.7 h
pH:
4
Temp.:
80 °C
Hydrolysis rate constant:
0 s-1
DT50:
78.1 h
pH:
4
Temp.:
90 °C
Hydrolysis rate constant:
0 s-1
DT50:
41.9 h
pH:
7
Temp.:
25 °C
Hydrolysis rate constant:
0 s-1
DT50:
68.5 h
pH:
7
Temp.:
50 °C
Hydrolysis rate constant:
0 s-1
DT50:
6.1 h
pH:
9
Temp.:
50 °C
DT50:
< 2.4 h

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
complete