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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
March 22, 2011 - March 31, 2011
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: OECD guideline study according GLP

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
air comparison pycnometer (for solids)

Test material

Constituent 1
Chemical structure
Reference substance name:
(±)-dihydro-3-hydroxy-4,4-dimethylfuran-2(3H)-one
EC Number:
201-210-7
EC Name:
(±)-dihydro-3-hydroxy-4,4-dimethylfuran-2(3H)-one
Cas Number:
79-50-5
Molecular formula:
C6H10O3
IUPAC Name:
(±)-dihydro-3-hydroxy-4,4-dimethylfuran-2(3H)-one
Test material form:
liquid: viscous
Details on test material:
Identification: RS-Pantolactone
Batch Number: Bx TL 00905003
Purity: 99.7 %
Appearance: Waxy Solid, white
Expiry Date
(as given by the sponsor): May 2011
Expiry Date
(handled at Harlan Laboratories): May 31, 2011
Storage Conditions: At room temperature at about 20 °C

Results and discussion

Density
Type:
relative density
Density:
ca. 1.215 g/cm³
Temp.:
20.3 °C

Applicant's summary and conclusion

Conclusions:
The relative density of RS-Pantolactone was determinded to be 1.215 g/cm3 at 20.3 °C +/- 0.2 °C using a gas comparison pycnometer.