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Diss Factsheets

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
03 and 20 December 2007
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study conducted in compliance with agreed protocols, with no or minor deviations from standard test guidelines and/or minor methodological deficiencies, which do not affect the quality of relevant results.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
(Date of inspection: 21/08/2007 Date of signature: 15/10/2007)
Type of method:
other: differential scanning calorimetry (DSC)

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
417-560-0
EC Name:
-
Cas Number:
67881-98-5
Molecular formula:
C11H22NO6P
IUPAC Name:
trimethyl[2-({2-[(2-methylprop-2-enoyl)oxy]ethyl phosphonato}oxy)ethyl]azanium
Details on test material:
- Name of test material (as cited in study report): MPC
- Substance type: White powder
- Physical state: Solid
- Lot/batch No.:270103
- Storage condition of test material: at approximately 4°C, in the dark until 26th October and then over silica gel at approximately 4 °C in the dark.

Results and discussion

Melting / freezing point
Melting / freezing pt.:
>= 413 - 415 K

Any other information on results incl. tables

Determination 1:

Melting with decomposition       at 141.71 °C (415 K)

Determination 2:

Melting with decomposition       at 140.56 °C (414 K)

Applicant's summary and conclusion

Conclusions:
The test material has been determined to melt with decomposition at 414 +/- 1K.
Executive summary:

The test material was shown to melt with decomposition at 414 +/- 1 K, using differential scanning calorimetry (DSC) which complied the method A1 of Commission Directive 92/69/EEC.