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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
other: Data from Literature source
Adequacy of study:
other information
Study period:
2014
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Reference
Reference Type:
publication
Title:
Unnamed
Year:
2014
Report date:
2014

Materials and methods

Test guideline
Qualifier:
no guideline available
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
2,6-dimethyloct-7-yne-2,6-diol
EC Number:
249-510-7
EC Name:
2,6-dimethyloct-7-yne-2,6-diol
Cas Number:
29210-76-2
Molecular formula:
C10H18O2
IUPAC Name:
2,6-dimethyloct-7-yne-2,6-diol
impurity 1
Chemical structure
Reference substance name:
3,7-dimethyloct-6-en-1-yn-3-ol
EC Number:
249-482-6
EC Name:
3,7-dimethyloct-6-en-1-yn-3-ol
Cas Number:
29171-20-8
Molecular formula:
C10H16O
IUPAC Name:
3,7-dimethyloct-6-en-1-yn-3-ol
impurity 2
Chemical structure
Reference substance name:
7-methoxy-3,7-dimethyloct-1-yn-3-ol
Cas Number:
1878-98-4
Molecular formula:
C11H20O2
IUPAC Name:
7-methoxy-3,7-dimethyloct-1-yn-3-ol
Test material form:
liquid: viscous

Results and discussion

Melting / freezing point
Melting / freezing pt.:
>= 48 - <= 49 °C
Atm. press.:
101.325 kPa

Applicant's summary and conclusion

Conclusions:
The melting temperature of the test item 2,6-Dimethyloct-7-yne-2,6-diol (Hydroxy DHLL) was determined to be 48 - 49 °C.
Executive summary:

The melting temperature of the test item 2,6-Dimethyloct-7-yne-2,6-diol (Hydroxy DHLL) was determined to be 48 - 49 °C.