Registration Dossier

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
secondary source
Title:
Unnamed
Year:
1992

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
Metal block
Deviations:
not specified
GLP compliance:
yes
Type of method:
other: capillary tube in metal block

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid: particulate/powder

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
226 - 229 °C
Remarks on result:
other: No information on Atm. press. available

Applicant's summary and conclusion

Conclusions:
4,4'-oxydiphthalic anhydride was found to have a melting point of 226-229°C.
Executive summary:

The melting point of 4,4'-oxydiphthalic anhydride was determined using the metal block method in accordance with EU guideline A1.

The melting point was found to be 226 -229°C.