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Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017-04-12
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Determination of the melting point by the thermoanalytical technique DSC
GLP compliance:
no
Type of method:
differential scanning calorimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
Trihydrogen [29H,31H-phthalocyaninetrisulphonato(5-)-N29,N30,N31,N32]cuprate(3-), compound with N,N'-di(o-tolyl)guanidine (1:3)
EC Number:
277-086-3
EC Name:
Trihydrogen [29H,31H-phthalocyaninetrisulphonato(5-)-N29,N30,N31,N32]cuprate(3-), compound with N,N'-di(o-tolyl)guanidine (1:3)
Cas Number:
72928-60-0
Molecular formula:
C32H16-τN8Cu(SO3C15H18N3)τ
IUPAC Name:
Bis and tris and tetra [N-(2-methylanilino)-N’-(2-methylanilino) methaniminium][phthalocyaninesulfonato-κ4N29,N30,N31,N32]cuprate(II)
Test material form:
solid: particulate/powder

Results and discussion

Melting / freezing point
Key result
Decomposition:
yes
Decomp. temp.:
ca. 230 °C
Remarks on result:
not determinable
Remarks:
The test item shows no melting point.

Applicant's summary and conclusion

Conclusions:
The test item has no a melting point and decompose before boiling
Executive summary:

A determination of the thermal stability of the test item by DSC (Differential Scanning Calorimetry) was performed with a DSC Mettler TOLEDO DSC 1, using a perforated crucible.

The substance has no melting point and starts decomposing at ca. 230°C.

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