2,2-dimethylpropane-1,3-diamine

Stability: thermal, sunlight, metals

Link to relevant study record(s)

Reference

Endpoint:

thermal stability

Type of information:

experimental study

Adequacy of study:

key study

Study period:

23 Jun 2005 to 28 Jun 2005

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

study well documented, meets generally accepted scientific principles, acceptable for assessment

Qualifier:

according to guideline

Guideline:

other: DIN 51007

GLP compliance:

no

Other quality assurance:

ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)

Specific details on test material used for the study:

- Name of test item (as cited by study report): Neopentandiamin rein O 2150

Test substance thermally stable:

yes

Remarks:

under normal conditions

Sublimation:

no

Transformation products:

not measured

Test substance stable to sunlight:

not determined

Test substance stable to metals / metal ions:

not determined

1. Exothermic reaction

Onset temperature: 150 °C

Peak temperature: 158 °C

Dissolved heat quantity: 30 J/g

2. Exothermic reaction

Onset temperature: 330 °C

Peak temperature: 419 °C

Dissolved heat quantity: 190 J/g

3. Exothermic reaction

Onset temperature: 455 °C

Peak temperature: 483 °C

Dissolved heat quantity: >410 J/g

The reaction is self-accelerating

Description of key information

The test substance is stable under normal conditions. First exothermic reaction was observed at 150 °C.