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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:
2011
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Principles of method if other than guideline:
Visual method.
GLP compliance:
no
Type of method:
method to determine freezing temperature

Test material

Constituent 1
Chemical structure
Reference substance name:
Phosphorous acid, diphenyl isodecyl ester
Molecular formula:
C22H31O3P
IUPAC Name:
Phosphorous acid, diphenyl isodecyl ester
Constituent 2
Chemical structure
Reference substance name:
Triphenyl phosphite
EC Number:
202-908-4
EC Name:
Triphenyl phosphite
Cas Number:
101-02-0
Molecular formula:
C18H15O3P
IUPAC Name:
triphenyl phosphite
Constituent 3
Chemical structure
Reference substance name:
Diisodecyl phenyl phosphite
EC Number:
247-098-3
EC Name:
Diisodecyl phenyl phosphite
Cas Number:
25550-98-5
Molecular formula:
C26H47O3P
IUPAC Name:
Reaction products of triphenyl phosphite and isodecanol (1:2)
Constituent 4
Reference substance name:
Grouped, low level constituents (1) - see description
Molecular formula:
C21H29O3P and C23H33O3P
IUPAC Name:
Grouped, low level constituents (1) - see description
Constituent 5
Reference substance name:
Grouped, low level constituents (2) - see description
Molecular formula:
N/A
IUPAC Name:
Grouped, low level constituents (2) - see description
Constituent 6
Chemical structure
Reference substance name:
Triisodecyl phosphite
EC Number:
246-998-3
EC Name:
Triisodecyl phosphite
Cas Number:
25448-25-3
Molecular formula:
C30H63O3P
IUPAC Name:
Phosphorus acid, triisodecyl ester
Constituent 7
Reference substance name:
Grouped, low level constituents (3) - see description
Molecular formula:
N/A
IUPAC Name:
Grouped, low level constituents (3) - see description
Test material form:
liquid

Results and discussion

Melting / freezing point
Melting / freezing pt.:
< -20 °C
Atm. press.:
1 atm
Remarks on result:
other: test material did not freeze at -20 degrees C (low temperature of test system)

Any other information on results incl. tables

After 24 hours at -20ºC, the sample of Lankromark LE131 was observed to be a clear, low viscosity liquid.

Applicant's summary and conclusion

Conclusions:
The melting point of isodecyl diphenyl phosphite is less than -20ºC.
Executive summary:

The melting point of isodecyl diphenyl phosphite is less than -20ºC.

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