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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: The reliability is rated 2 because the study is well documented and meets generally accepted scientific principles. The results were reviewed for reliability and assessed as valid. Study not conducted under GLP conditions.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
similar to Kofler hot bar
Deviations:
yes
Remarks:
: hot bar PROLABO, temperature is homogenous on the hot bar
Principles of method if other than guideline:
Technic similar to the Kofler Hot bar.
Apparatus PROLABO, temperature is homegenous at every point of the hot bar
GLP compliance:
no
Type of method:
other: similar to Kofler hot stage

Test material

Constituent 1
Reference substance name:
Mono and bis and tris{tris[4-(mono and dimethylamino)phenyl]methylium} [12,21,30,32-tetrahydro-29H,31Hphthalocyanine- mono, bis and trisulfonato-k4N29,N30,N31,N32]cuprate.
IUPAC Name:
Mono and bis and tris{tris[4-(mono and dimethylamino)phenyl]methylium} [12,21,30,32-tetrahydro-29H,31Hphthalocyanine- mono, bis and trisulfonato-k4N29,N30,N31,N32]cuprate.
Details on test material:
- Name of test material (as cited in study report): Sepisol Violet 2B
- Substance type: organocopper salt
- Physical state: dark violet powder
- Analytical purity: 91 - 95% w/w
- Lot/batch No.: 011848
- Stability under test conditions: stable under test conditions
- Storage condition of test material:room temperature

Results and discussion

Melting / freezing point
Atm. press.:
1 013 hPa
Decomposition:
yes
Decomp. temp.:
240 °C
Remarks on result:
other: The substance becomes darker at 240°C but no fumes is observed.

Applicant's summary and conclusion

Conclusions:
Under normal conditions of pressure, Sepisol Fast Violet 2B does not have a melting point. At 240°C, the substance becomes darker and no fumes is observed.