Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Data source

Reference
Reference Type:
publication
Title:
Biodegradation and bioaccumulation data of existing chemicals based on the CSCL Japan
Author:
MITI
Year:
1992
Bibliographic source:
Compild under the Safety Division Basic Industries Bureau Ministry of International Trade & Industry, Japan. Edited by Chemicals Inspection & Testing Institute, Japan.

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: no information on the method
GLP compliance:
not specified
Type of method:
other: not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
9-(2-carboxyphenyl)-3,6-bis(diethylamino)xanthylium chloride
EC Number:
201-383-9
EC Name:
9-(2-carboxyphenyl)-3,6-bis(diethylamino)xanthylium chloride
Cas Number:
81-88-9
Molecular formula:
C28H31N2O3.Cl
IUPAC Name:
9-(2-carboxyphenyl)-3,6-bis(diethylamino)xanthylium chloride

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
>= 172 - <= 176 °C
Remarks on result:
other: no information on the atmospheric pressure and the decomposition

Applicant's summary and conclusion

Conclusions:
Basic violet 10 was found to have a melting point of 172°C-176°C. (MITI 1992)