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Administrative data

Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
25.08.2009 - 21.10.2009
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: According to guideline under GLP
Cross-referenceopen allclose all
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to other study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report date:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling point/boiling range)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
differential thermal analysis

Test material

Constituent 1
Chemical structure
Reference substance name:
α-hydroxy-β,β-dimethyl-γ-butyrolactone
EC Number:
209-963-3
EC Name:
α-hydroxy-β,β-dimethyl-γ-butyrolactone
Cas Number:
599-04-2
Molecular formula:
C6H10O3
IUPAC Name:
(3R)-3-hydroxy-4,4-dimethyloxolan-2-one
Constituent 2
Reference substance name:
209 963 3
IUPAC Name:
209 963 3
Details on test material:
- Name of test material (as cited in study report): R-Pantolactone
- Physical state: solid
- Analytical purity: 99.6%
- Storage condition of test material: RT

Results and discussion

Boiling point
Boiling pt.:
244 °C
Atm. press.:
99.2 kPa

Any other information on results incl. tables

No remarks

Applicant's summary and conclusion

Conclusions:
The boiling point of R-Pantolactone was determined to be 244.0 °C which is equal to 517.2 K.
Executive summary:

The boiling point of R-Pantolactone was determined to be 244.0 °C which is equal to 517.2 K

using thermal analysis (DSC). The atmospheric pressure during the measurements was 99.2 kPa.