(1,2-dimethylpropyl)-5-methyl-pyrazole-4-carboxylic acid

Stability: thermal, sunlight, metals

Administrative data

Endpoint:

thermal stability

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:

2017

Report date:

2017

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:

other:

Test material

Test material information

Constituent 1

Reference substance name:

(1,2-dimethylpropyl)-5-methyl-pyrazole-4-carboxylic acid

EC Number:

846-828-3

Cas Number:

1872341-39-3

Molecular formula:

C10H16N2O2

IUPAC Name:

(1,2-dimethylpropyl)-5-methyl-pyrazole-4-carboxylic acid

Test material form:

solid: particulate/powder

Results and discussion

For thermal stability study

Test substance thermally stable:

yes

Operating temperature

Key result

Operating temp.:

>= 30 - <= 300 °C

Remarks on result:

other: 1st exothemic reaction: 20 J/g at onset temperatue 210°C; 2nd exothemic reaction: >150 J/g at onset temperatue 470°C

Any other information on results incl. tables

Results

1.Reaction
Onset-temperature	210 °C
Peak temperature	231 °C
Energy release	20 J/g
The reaction was not tested for self-accelerating decomposition behavior

 

2.Reaction
Onset-temperature	470 °C
Peak temperature	--- °C
Energy release	>150 J/g
The reaction was not tested for self-accelerating decomposition behavior