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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Guideline study, GLP status not known. Minor restrictions in design and/or reporting but otherwise adequate for assessment.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2006
Report date:
2006

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: DIN 51007
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
4-methylpyrazole
EC Number:
231-445-0
EC Name:
4-methylpyrazole
Cas Number:
7554-65-6
Molecular formula:
C4H6N2
IUPAC Name:
4-methyl-1H-pyrazole
Details on test material:
- Name of test material (as cited in study report): 4-Methylpyrazol

Results and discussion

Any other information on results incl. tables

First exothermic reaction
Onset temperature of 445 °C
Released amount of heat > 460 J/g
The reaction is self-accelerating

Applicant's summary and conclusion