Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Auto flammability

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Administrative data

Endpoint:
auto-ignition temperature, other
Remarks:
self-ignition deposited dust
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
October 2009
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Meets national standard methods with acceptable restrictions which do not impair the overall conclusion from the data. Test methods are described in a separate document.

Data source

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

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Deposited dust: This test determines the ignition temperature of a dry product on a hot surface. For a description of the method see "any other information on materials and methods".
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
4-aminobenzonitrile
EC Number:
212-850-1
EC Name:
4-aminobenzonitrile
Cas Number:
873-74-5
Molecular formula:
C7H6N2
IUPAC Name:
4-aminobenzonitrile
Test material form:
solid: flakes

Results and discussion

Any other information on results incl. tables

The test determines the ignition temperature of a deposited dusty test substance on hot surfaces. The test is conducted according to the test protocol. The surface area of the substance is increased intentionally in this test by preparing the test substance accordingly to simulate the deposited dusty properties. The ignition temperature of deposited dusty test material is expected to be lower than the ignition temperature of the solid with larger particle diameters. At the hottest temperature in this test (360°C) deposited dust of the test substance T002680 (4-aminobenzonitrile) melted but no further reaction was observed.

Applicant's summary and conclusion

Conclusions:
No auto-ignition of deposited T002680 (4-aminobenzonitrile) dust occurred on surfaces until 360°C.