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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7200 (Melting Point / Melting Range)
GLP compliance:
yes (incl. QA statement)
Type of method:
method to determine freezing temperature

Test material

Constituent 1
Chemical structure
Reference substance name:
rel-(E)-4-((1R,5R)-2,5,6,6-tetramethylcyclohex-2-en-1-yl)but-3-en-2-one
Cas Number:
599-45-1
Molecular formula:
C14H22O
IUPAC Name:
rel-(E)-4-((1R,5R)-2,5,6,6-tetramethylcyclohex-2-en-1-yl)but-3-en-2-one
Constituent 2
Chemical structure
Reference substance name:
rel-(E)-4-((1R,5S)-2,5,6,6-tetramethylcyclohex-2-en-1-yl)but-3-en-2-one
Cas Number:
472-46-8
Molecular formula:
C14H22O
IUPAC Name:
rel-(E)-4-((1R,5S)-2,5,6,6-tetramethylcyclohex-2-en-1-yl)but-3-en-2-one
impurity 1
Reference substance name:
3-Buten-2-one, 4-(2,5,6,6-tetramethyl-1-cyclohexen-1-yl)-, (3E)-
Cas Number:
72074-84-1
Molecular formula:
C14H22O
IUPAC Name:
3-Buten-2-one, 4-(2,5,6,6-tetramethyl-1-cyclohexen-1-yl)-, (3E)-
impurity 2
Reference substance name:
3-Buten-2-one, 4-(2,2,3,6-tetramethyl-3-cyclohexen-1-yl)-, [1α(E),6α]-
Cas Number:
140632-46-8
Molecular formula:
C14H22O
IUPAC Name:
3-Buten-2-one, 4-(2,2,3,6-tetramethyl-3-cyclohexen-1-yl)-, [1α(E),6α]-
impurity 3
Reference substance name:
4-Penten-2-one, 5-(1,3,4-trimethyl-3-cyclohexen-1-yl)-, (E)-
Cas Number:
162282-94-2
Molecular formula:
C14H22O
IUPAC Name:
4-Penten-2-one, 5-(1,3,4-trimethyl-3-cyclohexen-1-yl)-, (E)-
Specific details on test material used for the study:
Commercial name : Irone Alpha
Givaudan Code No. : 6065003
Aspect : pale yellow to pale amber liquid
Lot No. : VE00387289
Expiration date : November 03, 2017

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
< -50 °C

Applicant's summary and conclusion

Conclusions:
The freezing point of Irone Alpha was measured according to the OECD guideline No. 102 (method of the freezing temperature).

No freezing of the test substance was observed down to a temperature of -50.0°C (223.15 K)

Therefore:
Freezing point of Irone Alpha < -50.0°C (< 223.15 K).