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Physical & Chemical properties

Oxidising properties

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Endpoint:
oxidising liquids
Type of information:
other: Expert statement
Adequacy of study:
supporting study
Study period:
2014
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Expert statement following the UN Appendix 6 Screening procedures
Qualifier:
no guideline followed
Principles of method if other than guideline:
Expert statement
GLP compliance:
no
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: 1102/2014
Sample tested:
other: Expert Statement
Remarks on result:
other: Surfonamine MW 781 does not show any evidence of possessing oxidising properties.

Examining the structural formula, the following observations can be made:

(1) The molecule does not contain any functional groups from the list of functional groups imparting oxidising properties. Although this list is not exhaustive, this is a significant observation as most commonly occurring oxidising functional groups are contained within the list.

(2) According to the two criteria quoted, oxidising properties can exist when:

- the highly electronegative atoms which are present constitute a high proportion of the molecule and are bound to elements in a high oxidation state.

In the case of the test item the proportion of highly electronegative atoms in the molecule is low (1 oxygen atom out of an overall atom count of 26). The oxygen atom is bound to carbon atoms.

- the highly electronegative atoms are bonded to each other or to other electronegative elements such as iodine, nitrogen, sulphur or phosphorus.

In the case of Surfonamine MW 781, the highly electronegative atoms are not bound to one another, nor to any other electronegative elements.

- Assessment against these two criteria indicates strongly that the molecule will not have oxidising properties.

In every respect of the oxidising liquids exemption procedure, Surfonamine MW 781 does not show any evidence of possessing oxidising properties.

On the basis of this exercise, the material should be considered as not oxidising and should not be subjected to experimental testing. The material meets all criteria for exemption from testing and has a structure not at all conducive with that required to exhibit oxidising tendencies.

Interpretation of results:
GHS criteria not met
Conclusions:
It is concluded that the test item has no oxidising properties.
Endpoint:
oxidising solids
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
the study does not need to be conducted because there are no chemical groups present in the molecule which are associated with oxidising properties and hence, the classification procedure does not need to be applied

Description of key information

The substance was concluded to be non-oxidising based on its chemical structure in an Expert Statement (Dekra, 2014).

Key value for chemical safety assessment

Oxidising properties:
non oxidising

Additional information

Justification for classification or non-classification

The structure of the test substance contains no groups that would infer oxidising properties. This results in not classified under the CLP Regulation.