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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Stability: thermal, sunlight, metals

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Administrative data

Endpoint:
thermal stability
Remarks:
Migrated from section 'Stability: thermal, sunlight, metals'
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1988
Report date:
1988

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 113 (Screening Test for Thermal Stability and Stability in Air)
Version / remarks:
DIN 51007
GLP compliance:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)

Test material

Constituent 1
Chemical structure
Reference substance name:
1-vinylimidazole
EC Number:
214-012-0
EC Name:
1-vinylimidazole
Cas Number:
1072-63-5
Molecular formula:
C5H6N2
IUPAC Name:
1-ethenyl-1H-imidazole
Test material form:
liquid
Details on test material:
- Name of test material (as cited in study report): 1H -Imidazole, 1-ethenyl-
- Analytical purity: pure

Results and discussion

For thermal stability study

Test substance thermally stable:
yes
Operating temperature
Key result
Operating temp.:
30 - 500 °C
Remarks on result:
other: 1st reaction: onset temperature 220 °C, peak temperature 290 °C, energy release 660 J/g. 2nd reaction: onset temperature 370 °C, peak temperature 420 °C, energy release 340 J/g.

Any other information on results incl. tables

Results
1st reaction:
Onset temperature: 220 °C
Peak temperature: 290 °C
Energy release: 660 J/g
2nd reaction:
Onset temperature: 370 °C
Peak temperature: 420 °C
Energy release: 340 J/g

Applicant's summary and conclusion