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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
stability: thermal, sunlight, metals, other
Remarks:
Migrated from section 'Stability: thermal, sunlight, metals'
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:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 113 (Screening Test for Thermal Stability and Stability in Air)
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
1-methylimidazole
EC Number:
210-484-7
EC Name:
1-methylimidazole
Cas Number:
616-47-7
Molecular formula:
C4H6N2
IUPAC Name:
1-methyl-1H-imidazole
Test material form:
other: liquid
Details on test material:
- Name of test material (as cited in study report): 1-Methylimidazol
- Analytical purity: >=99 %
- Lot/batch No.: 84009124U0

Results and discussion

For thermal stability study

Test substance thermally stable:
yes
Operating temperature
Operating temp.:
30 - 500 °C
Remarks on result:
other: 1st reaction: onset temperature 225 °C, peak temperature 241 °C, energy release 20 J/g. 2nd reaction: onset temperature 430 °C, energy release >160 J/g.

Any other information on results incl. tables

Test parameters
Apparatus: Mettler TA 8000
Sample containers: closed high pressure cell made of V4A
Sample weight: 19.6 mg
Reference material: empty container
Heating rate: 2.5 °C/min
Temperature range: from 30 °C to 500 °C
Results
1st reaction:
Onset temperature: 225 °C
Peak temperature: 241 °C
Energy release: 20 J/g
2nd reaction:
Onset temperature: 430 °C
Energy release: > 160 J/g

Applicant's summary and conclusion