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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
in vivo mammalian somatic cell study: cytogenicity / erythrocyte micronucleus
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: see 'Remark'
Remarks:
This study was included in the Notification dossier of the first Notifier (1989); since under Directive 67/548/EEC the studies of the first notifier were not included in the dossier, Lamberti has the letter of Access, but not the complete study report.
Cross-reference
Reason / purpose for cross-reference:
reference to same study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1988

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 474 (Mammalian Erythrocyte Micronucleus Test)
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
A mixture of: thiobis(4,1-phenylene)-S,S,S',S'-tetraphenyldisulfonium bishexafluorophosphate; diphenyl(4-phenylthiophenyl)sulfonium hexafluorophosphate
EC Number:
404-986-7
EC Name:
A mixture of: thiobis(4,1-phenylene)-S,S,S',S'-tetraphenyldisulfonium bishexafluorophosphate; diphenyl(4-phenylthiophenyl)sulfonium hexafluorophosphate
Cas Number:
74227-35-3
Molecular formula:
C36H28F12P2S3 (80%); C24H19F6PS2 (13%)
IUPAC Name:
A mixture of: thiobis(4,1-phenylene)-S,S,S',S'-tetraphenyldisulfonium bishexafluorophosphate; diphenyl(4-phenylthiophenyl)sulfonium hexafluorophosphate

Test animals

Strain:
not specified
Sex:
not specified

Administration / exposure

Duration of treatment / exposure:
Not available
Frequency of treatment:
Not available
Post exposure period:
Not available
No. of animals per sex per dose:
Not available

Examinations

Tissues and cell types examined:
Not available

Results and discussion

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information): negative