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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Guideline and GLP-Study

Data source

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

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
or other guideline: VO440/2008/EU
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
GLP compliance:
yes (incl. QA statement)
Type of method:
thermal analysis

Test material

Constituent 1
Chemical structure
Reference substance name:
Propylphosphonic acid
EC Number:
225-121-8
EC Name:
Propylphosphonic acid
Cas Number:
4672-38-2
Molecular formula:
C3H9O3P
IUPAC Name:
propylphosphonic acid

Results and discussion

Melting / freezing point
Melting / freezing pt.:
ca. 54 °C
Decomposition:
no
Sublimation:
no
Remarks on result:
other: In alumina crucibles an exothermic peak was observed, which patly overlaid the endothermic peak of melting. Because this was not observed in glas crucibles, the peak most likely was caused by reaction of testmaterial with the alumina crucibles.

Applicant's summary and conclusion