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Physical & Chemical properties

Melting point / freezing point

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Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
25.10.2012-17.11.2012
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report Date:
2012

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other:
Principles of method if other than guideline:
The temperature at which substance changes its phase at standard atmospheric pressure
GLP compliance:
no
Type of method:
capillary method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Name of test material: 5-hydroxyisopthalic acid
Molecular formula:C8H6O5
Substance type: Organic

Results and discussion

Melting / freezing point
Melting / freezing pt.:
320 °C
Atm. press.:
955 hPa
Decomposition:
no
Sublimation:
no
Remarks on result:
other: chemical does not decompose and sublimate

Applicant's summary and conclusion

Conclusions:
The melting point of 5-hydroxyisopthalic acid by the capillary method was found to be 320 degC at an atmospheric pressure of 955 hPa.
Executive summary:

The melting point of 5-hydroxyisopthalic acid by the capillary method was found to be 320 degC at an atmospheric pressure of 955 hPa. There was no decomposition & sublimation observed of 5-hydroxyisopthalic acid at the melting point.