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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
stability: thermal, sunlight, metals, other
Remarks:
Migrated from section 'Stability: thermal, sunlight, metals'
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 113 (Screening Test for Thermal Stability and Stability in Air)
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
Reaction mass of (2S-cis)-tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-2H-pyran and Tetrahydro-4-methyl-2-(2-methylpropen-1-yl)pyran (2R,4R) and Tetrahydro-4-methyl-2-(2-methylpropen-1-yl)pyran (2S,4S) and (2R-cis)-tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-2H-pyran
EC Number:
939-429-1
Cas Number:
16409-43-1
Molecular formula:
C10H18O
IUPAC Name:
Reaction mass of (2S-cis)-tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-2H-pyran and Tetrahydro-4-methyl-2-(2-methylpropen-1-yl)pyran (2R,4R) and Tetrahydro-4-methyl-2-(2-methylpropen-1-yl)pyran (2S,4S) and (2R-cis)-tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-2H-pyran
Details on test material:
- Name of test material (as cited in study report): Rosenoxid 90
- Analytical purity: 99%
- Impurities (identity and concentrations): water 0.01 g/100g (by Karl Fischer titration)
- Isomers composition: 99.1 area% (2 stereoisomers with 91.6 and 7.5 area%) on a DB-1 column
99.0 area% (2 stereoisomers with 91.5 and 7.5 area%) on a DB-wax column
(values corrected for water content)
- Purity test date: February 22- 23, 2012
- Lot/batch No.: 40730216K0
- Storage condition of test material: ambient temperature

Results and discussion

For thermal stability study

Test substance thermally stable:
no
Operating temperature
Operating temp.:
30 - 500 °C
Remarks on result:
other: 1st reaction at onset temperature 115 °C, peak temperature 133 °C, energy release 10 J/g; 2nd reaction at onset temperature 415 °C, peak temperature 466 °C, energy release >170 J/g.

Any other information on results incl. tables

Test parameters
Apparatus: Mettler TA 8000
Sample containers: closed high pressure cell made of V4A
Sample weight: 18.4 mg
Reference material: empty container
Heating rate: 2.5 °C/min
Temperature range: from 30 °C to 500 °C
Results
1st reaction:
Onset temperature: 115 °C
Peak temperature: 133 °C
Energy release: 10 J/g
2nd reaction:
Onset temperature: 415 °C
Peak temperature: 466 °C
Energy release: >170 J/g

Applicant's summary and conclusion