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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Stability: thermal, sunlight, metals

Currently viewing:

Administrative data

Endpoint:
thermal stability
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 113 (Screening Test for Thermal Stability and Stability in Air)
Principles of method if other than guideline:
apparatus: Mettler TA 8000
Sample containers: closed high pressure cell made of V4A
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
1-vinylhexahydro-2H-azepin-2-one
EC Number:
218-787-6
EC Name:
1-vinylhexahydro-2H-azepin-2-one
Cas Number:
2235-00-9
Molecular formula:
C8H13NO
IUPAC Name:
1-vinylazepan-2-one
Details on test material:
Analytical purity: > 99,3%
Name of test material (as cited in study report): N-Vinylcaprolactam


Results and discussion

For thermal stability study

Test substance thermally stable:
no
Operating temperature
Operating temp.:
30 - 500 °C
Sublimation:
no
Transformation products:
not measured

Any other information on results incl. tables

1st reaction:

Onset temperature:       130 °C

Peak temperature:        155 °C

Energy release:              50 J/g

2nd reaction:

Onset temperature:       240 °C

Peak temperature:        299 °C

Energy release:             320 J/g 

Applicant's summary and conclusion