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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Additional physico-chemical information

Currently viewing:

Administrative data

Endpoint:
other: self-reactive properties
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2015-11-10 to 2015-12-07
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Study conducted according to OECD guideline and under GLP. Technical limitations, but sufficient for purpose. Test substance adequately specified.
Cross-referenceopen allclose all
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to other study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: UN MTC App.6 (screening procedure) and sub-section 20.3.3.3.
Deviations:
yes
Remarks:
end temperature
Principles of method if other than guideline:
differential scanning calorimetry
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
hexasodium 3,6-dimethyl-2,5-dioxo-3,6-diphosphonato-1,4,2λ⁵,5λ⁵-dioxadiphosphinane-2,5-bis(olate)
EC Number:
928-304-7
Molecular formula:
C4H6O12P4Na6
IUPAC Name:
hexasodium 3,6-dimethyl-2,5-dioxo-3,6-diphosphonato-1,4,2λ⁵,5λ⁵-dioxadiphosphinane-2,5-bis(olate)
Constituent 2
Reference substance name:
ADPA Dimer Na Salt
IUPAC Name:
ADPA Dimer Na Salt
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
- Name of test material (as cited in study report): ADPA Dimer Na Salt (wet cake)
- Physical state: White crystalline solid
- Storage condition of test material: At room temperature, in the original plastic, opaque, container

Results and discussion

Results:
With both experiments, no exothermic decomposition effects were observed.
After the experiments, a white residue remained at the bottom of the sample container. The sample container was expanded due to pressure.

Any other information on results incl. tables

DSC-curves obtained are provided in the experimental report.

Applicant's summary and conclusion

Conclusions:
The substance is not anticipated to exhibit self-reactive properties, according to CLP criteria. No further testing required.
Executive summary:

Self-reactive properties of the test item, was determined according to UN guideline, DSC method, under GLP. The substance was tested as supplied.

The lack of exothermal decomposition up to 300°C was considered to be a safe indication that the estimated SADT of the test item is greater than 75°C.