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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2016
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Remarks:
The study was conducted according to a recognised guideline, but non-GLP. The substance is considered to be adequately identified, with purity. Therefore validation applies with restrictions.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.9 (Flash-Point)
Version / remarks:
Council Regulation (EC) No 440/2008 dated 30 May 2008
GLP compliance:
no
Remarks:
No relevant recognised quality system or standard, as required by CLP Regulation since 2014-01-01.
Type of method:
closed cup
Dynamic viscosity of test material:
1962 mPa.s at 30°C.

Test material

Constituent 1
Chemical structure
Reference substance name:
N-[(thiophen-2-yl)methyl]-1H-pyrazol-5-amine
EC Number:
815-539-4
Cas Number:
1374750-27-2
Molecular formula:
C8H9N3S
IUPAC Name:
N-[(thiophen-2-yl)methyl]-1H-pyrazol-5-amine
Test material form:
liquid
Details on test material:
Appearance: Liquid, colourless

Results and discussion

Flash point
Key result
Flash point:
179 °C
Atm. press.:
1 013 hPa

Any other information on results incl. tables

FP: 178°C at 985 hPa (P atmospheric)

FP corrected: 179°C at 1013 hPa

Accuracy: ± 2 °C

Four measurements were performed; results were not consistent.

The lowest value was retained.

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
The flash point of the test substance is above the classification thresholds of 60°C (CLP criteria) and 93°C (GHS criteria). Therefore, the substance is NOT classified as a flammable liquid.
Executive summary:

The flash point of the test substance was determined according to EU A.9 guideline, using a closed cup method.

The result has been determined to be 179°C, corrected to normal atmP.