Registration Dossier

Diss Factsheets

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:
2020
Report date:
2020

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:
According to DIN 51007 (2019-04)
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:
potassium;1-(4-chlorophenyl)pyrazol-3-olate
EC Number:
949-316-9
Cas Number:
1965233-46-8
Molecular formula:
C9H6ClN2O*K
IUPAC Name:
potassium;1-(4-chlorophenyl)pyrazol-3-olate
Test material form:
solid: particulate/powder

Results and discussion

For thermal stability study

Test substance thermally stable:
yes
Operating temperatureopen allclose all
Key result
Operating temp.:
>= 30 - <= 500 °C
Remarks on result:
other: 1st exothemic reaction: 660 J/g at onset temperatue 365°C; 2nd exothemic reaction: >30 J/g at onset temperatue 460°C
Remarks:
in glass
Key result
Operating temp.:
>= 30 - <= 500 °C
Remarks on result:
other: 1st exothemic reaction: 610 J/g at onset temperatue 365°C; 2nd exothemic reaction: >50 J/g at onset temperatue 460°C
Remarks:
in V4A
Key result
Operating temp.:
>= 30 - <= 500 °C
Remarks on result:
other: 1st exothemic reaction: 760 J/g at onset temperatue 370°C; 2nd exothemic reaction: >20 J/g at onset temperatue 465°C
Remarks:
in Hastelloy C

Any other information on results incl. tables

Results

 

glass

V4A

Hastelloy C

1.Reaction

exothermic

exothermic

exothermic

Onset-temperature

365 °C

365 °C

370 °C

Peak temperature       

372 °C

375 °C

374 °C

Energy release

660 J/g

610 J/g

760 J/g

Remark

The reaction is self-accelerating

The reaction is self-accelerating

The reaction is self-accelerating

 

 

glass

V4A

Hastelloy C

2.Reaction

exothermic

exothermic

exothermic

Onset-temperature

460 °C

460 °C

465 °C

Peak temperature       

--- °C

--- °C

--- °C

Energy release

>30 J/g

>50 J/g

>20 J/g

Remark

The reaction was not tested for self-accelerating decomposition behavior.

The reaction was not tested for self-accelerating decomposition behavior

The reaction was not tested for self-accelerating decomposition behavior

Applicant's summary and conclusion