Registration Dossier

Administrative data

Endpoint:
relative self-ignition temperature (solids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1990-10-29 to 1991-03-07
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Guideline-conform study under GLP without deviations.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1991
Report date:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.16 (Relative Self-Ignition Temperature for Solids)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Dilithium disodium (5,5'-diamino-(μ-4,4'-dihydroxy-1:2-κ-2,O4,O4',-3,3'-[3,3'-dihydroxy-1:2-κ-2-O3,O3'-biphenyl-4,4'-ylenebisazo-1:2-(N3,N4-η:N3',N4'-η)]-dinaphthalene-2,7-disulfonato(8)))dicuprate(2-)
EC Number:
407-230-4
EC Name:
Dilithium disodium (5,5'-diamino-(μ-4,4'-dihydroxy-1:2-κ-2,O4,O4',-3,3'-[3,3'-dihydroxy-1:2-κ-2-O3,O3'-biphenyl-4,4'-ylenebisazo-1:2-(N3,N4-η:N3',N4'-η)]-dinaphthalene-2,7-disulfonato(8)))dicuprate(2-)
Cas Number:
126637-70-5
Molecular formula:
Hill formula: C32 H16 Cu2 Li2 N6 Na2 O16 S4 CAS formula: C32 H16 Cu2 N6 O16 S4. 2Li 2Na
IUPAC Name:
dicopper(2+) dilithium(1+) disodium 4,4'-bis[2-(8-amino-1-oxido-3,6-disulfonaphthalen-2-yl)diazen-1-yl]-[1,1'-biphenyl]-3,3'-bis(olate)

Results and discussion

Relative self-ignition temperature (solids)
Relative self-ignition temperature:
> 400 °C
Remarks on result:
other: Atmospheric pressure not reported, however it is assumed that the measurement was being conducted under normal atmospheric pressure condictions.
Remarks:
at atm. press. of ca.1.0 atm

Any other information on results incl. tables

Temperature-time relationship between test substance and reference during the auto-flammability test, see attached

Applicant's summary and conclusion

Conclusions:
The substance is not autoflammable under the test conditions.