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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Boiling point

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Administrative data

Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
June 07, 2017 to June 08, 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling Point)
Deviations:
no
GLP compliance:
no
Type of method:
differential scanning calorimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
3,7-bis(diethylamino)phenoxazin-5-ium nitrate
EC Number:
277-539-5
EC Name:
3,7-bis(diethylamino)phenoxazin-5-ium nitrate
Cas Number:
73570-52-2
Molecular formula:
C20H26N3O.NO3
IUPAC Name:
3,7-bis(diethylamino)phenoxazin-5-ium nitrate
Test material form:
solid

Results and discussion

Boiling point
Key result
Decomposition:
yes
Decomp. temp.:
> 180 °C
Remarks on result:
not determinable
Remarks:
No boiling was observed, as the test item decomposed after melting.

Any other information on results incl. tables

Individual results

Two DSC measurements with a heating rate of 10 K/min showed an endothermal effect (melting) in the temperature range of 140 – 180 °C. The onset temperature (see Table1) was derived from the intersection of the tangent line with the highest slope of the endothermal peak with the baseline.

Afterwards decomposition followed above 180 °C.

Applicant's summary and conclusion

Executive summary:

No boiling was observed as the test item decomposed after melting.