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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
The study was conducted on 17 January 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling Point)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.2 (Boiling Temperature)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7220 (Boiling Point / Boiling Range)
Deviations:
no
GLP compliance:
no
Type of method:
method according to Siwoloboff

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
Specific details on test material used for the study:
Lot No.: 1490443REC
Aspect: viscous liquid, may crystallise
Purity: 96.4% (GC-MS)

Results and discussion

Boiling point
Key result
Boiling pt.:
250 °C
Atm. press.:
101.325 kPa
Decomposition:
no

Applicant's summary and conclusion

Conclusions:
From tests described above, it can be concluded that the standard boiling point of Hydroxy DHLL is (values rounded off): 523K (250°C)
Executive summary:

The boiling point of Hydroxy DHLL was determined according to OECD Guideline No.103 (principle according to Siwoloboff), using an electronically controlled heating device. The result is:

Standard boiling point of Hydroxy DHLL: 523 K (250 ºC)