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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
thermal stability
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1985
Report date:
1985

Materials and methods

Principles of method if other than guideline:
This study was carried out based on the OECD-Guideline for Testing of Chemicals (No."Screening Test for Thermal Stability and Stability in Air, DTA" (p.4).
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol
EC Number:
274-570-6
EC Name:
2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol
Cas Number:
70321-86-7
Molecular formula:
C30H29N3O
IUPAC Name:
2-(2H-1,2,3-benzotriazol-2-yl)-4,6-bis(2-phenylpropan-2-yl)phenol

Results and discussion

For thermal stability study

Test substance thermally stable:
yes

For study on stability to sunlight

Test substance stable to sunlight:
not determined

For study on stability to metals

Test substance stable to metals / metal ions:
not determined

Any other information on results incl. tables

A) No thermal effect (peak) found between room temperature and 250°C, except the melting point of the substance (approx. 135°C> . Fig. 1.

B) No thermal effect (peak) found between room temperature and the melting point of the substance (approx. 135°C) . Fig. 2.

Applicant's summary and conclusion

Conclusions:
The test substance is considered to be thermally stable at room temperature.