Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Test guidelineopen allclose all
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
not specified
Qualifier:
equivalent or similar to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
not specified
GLP compliance:
no
Type of method:
differential scanning calorimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
2-aminothiazol-4-acetic acid
EC Number:
249-769-6
EC Name:
2-aminothiazol-4-acetic acid
Cas Number:
29676-71-9
Molecular formula:
C5H6N2O2S
IUPAC Name:
(2-amino-1,3-thiazol-4-yl)acetic acid
Test material form:
solid: particulate/powder

Results and discussion

Melting / freezing point
Melting / freezing pt.:
129.21 °C
Atm. press.:
101.3 kPa
Decomposition:
yes
Decomp. temp.:
>= 222.19 - <= 316.16 °C
Sublimation:
no
Remarks on result:
other: Atmospheric pressure assumed

Any other information on results incl. tables

The sample was observed to undergo an endothermic event with the peak at 129.21°C. This was followed by an exothermic peak at 251.06°C.

Applicant's summary and conclusion

Conclusions:
The melting point of the substance was determined to be 129.21°C using differential scanning calorimetry (DSC).