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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2015
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: well performed investigation according to acknowledged standard.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2015
Report date:
2015

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: company SOP
Principles of method if other than guideline:
Differential scanning calorimetry (DSC):
GLP compliance:
no
Type of method:
thermal analysis

Test material

Constituent 1
Chemical structure
Reference substance name:
Hydrogen hydroxy[2-hydroxy-3-[(2-hydroxy-3-nitrobenzylidene)amino]-5-nitrobenzenesulphonato(3-)]chromate(1-), compound with 3-[(2-ethylhexyl)oxy]propylamine (1:1)
EC Number:
287-267-9
EC Name:
Hydrogen hydroxy[2-hydroxy-3-[(2-hydroxy-3-nitrobenzylidene)amino]-5-nitrobenzenesulphonato(3-)]chromate(1-), compound with 3-[(2-ethylhexyl)oxy]propylamine (1:1)
Cas Number:
85455-32-9
Molecular formula:
C13H7CrN3O10S.C11H25NO.H
IUPAC Name:
Hydrogen hydroxy[2-hydroxy-3-[(2-hydroxy-3-nitrobenzy-lidene)amino]-5-nitrobenzenesulphonato(3-)]chromate(1-), compound with 3-[(2-ethylhexyl)oxy]propylamine (1:1)

Results and discussion

Melting / freezing point
Melting / freezing pt.:
ca. 200 °C
Atm. press.:
ca. 1 atm
Decomposition:
yes
Decomp. temp.:
ca. 200 °C
Remarks on result:
other: The substance decomposes before melting

Applicant's summary and conclusion

Conclusions:
The substance shows no melting point. It decomposes at about 200 °C.
Executive summary:

It was tried to determine the melting point of the substance by DSC ( Mettler-Toledo 821e, 25 – 450°C, 3 K/min, sealed glass vial in air).

The product starts to decompose in the sealed vial at 200°C with a mean energy of 860 J/g. No melting was observed..