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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
15 Mar 17 - 27 Feb 18
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
differential scanning calorimetry

Test material

1
Chemical structure
Reference substance name:
2-(2H-benzotriazol-2-yl)-4-tert-butylphenol
EC Number:
221-574-0
EC Name:
2-(2H-benzotriazol-2-yl)-4-tert-butylphenol
Cas Number:
3147-76-0
Molecular formula:
C16H17N3O
IUPAC Name:
2-(2H-1,2,3-benzotriazol-2-yl)-4-tert-butylphenol
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and lot/batch No. of test material: 02002IX3
- Expiration date of the lot/batch: 28 February 2018
- Purity: 99.9 %
- Physical appearance: White powder.

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: Room temperature in the dark

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
ca. 97 °C
Atm. press.:
ca. 1 Bar

Applicant's summary and conclusion

Conclusions:
The melting point of the test item has been determined to be 97 °C (370 K).