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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
key study
Study period:
October 05 2020
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Remarks:
Not conducted under GLP

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2020
Report date:
2020

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
1995
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7200 (Melting Point / Melting Range)
Deviations:
no
GLP compliance:
no
Remarks:
internal study
Type of method:
method to determine freezing temperature

Test material

Constituent 1
Chemical structure
Reference substance name:
2-methyl-2-(((1RS,2RS)-2,6,6-trimethylcycloheptyl)oxy)propan-1-ol
Molecular formula:
C14H28O2
IUPAC Name:
2-methyl-2-(((1RS,2RS)-2,6,6-trimethylcycloheptyl)oxy)propan-1-ol
Constituent 2
Chemical structure
Reference substance name:
2-((RS)-1-((SR)-3,3-dimethylcyclohexyl)ethoxy)-2-methylpropan-1-ol
Molecular formula:
C14H28O2
IUPAC Name:
2-((RS)-1-((SR)-3,3-dimethylcyclohexyl)ethoxy)-2-methylpropan-1-ol
Constituent 3
Chemical structure
Reference substance name:
2-((RS)-1-((RS)-3,3-dimethylcyclohexyl)ethoxy)-2-methylpropan-1-ol
Molecular formula:
C14H28O2
IUPAC Name:
2-((RS)-1-((RS)-3,3-dimethylcyclohexyl)ethoxy)-2-methylpropan-1-ol
Test material form:
liquid
Specific details on test material used for the study:
Purity: 79% sum of isomers (GC-MS)

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
< -50 °C
Atm. press.:
101 325 Pa

Any other information on results incl. tables

The thermometer was checked against a certified thermometer. A correction did not

need to be applied.

The preliminary test was performed as described. No freezing was observed down to a

temperature of - 50.0°C.

As no freezing was observed in the preliminary test, no further tests were undertaken.

Applicant's summary and conclusion

Conclusions:
No freezing was observed down to a temperature of - 50.0°C (223.15 K)
Therefore: Freezing point of Helvetol < - 50.0°C (223.15 K).
Executive summary:

The Freezing point of Helvetol was determined according to OECD guideline No. 102 (method of the freezing temperature).

The result is:

Freezing point of Helvetol < - 50.0°C (223.15 K).