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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
skin sensitisation: in vivo (non-LLNA)
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Comparable to guideline study with acceptable restrictions.

Data source

Reference
Reference Type:
other: inquiry data
Title:
Unnamed
Year:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Annex V, B.6, maximization test
GLP compliance:
not specified
Type of study:
guinea pig maximisation test

Test material

Constituent 1
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
IUPAC Name:
(4-{[4-(diphenylsulfaniumyl)phenyl]sulfanyl}phenyl)diphenylsulfanium; diphenyl[4-(phenylsulfanyl)phenyl]sulfanium; tris(hexafluoro-λ⁵-phosphanuide)

In vivo test system

Test animals

Species:
other: Pirbright White Guinea Pig(BOR:DHPW)

Study design: in vivo (non-LLNA)

Induction
Concentration / amount:
CONCENTRATION IN THE INDUCTION PERIOD: 50% epidermal
CONCENTRATION IN THE CHALLENGE PERIOD: 25% epidermal
Challenge
Concentration / amount:
CONCENTRATION IN THE INDUCTION PERIOD: 50% epidermal
CONCENTRATION IN THE CHALLENGE PERIOD: 25% epidermal

Results and discussion

In vivo (non-LLNA)

Resultsopen allclose all
Reading:
1st reading
Group:
test chemical
No. with + reactions:
0
Total no. in group:
20
Remarks on result:
other: Reading: 1st reading. Group: test group. No with. + reactions: 0.0. Total no. in groups: 20.0.
Reading:
2nd reading
Group:
test chemical
No. with + reactions:
0
Total no. in group:
20
Remarks on result:
other: Reading: 2nd reading. Group: test group. No with. + reactions: 0.0. Total no. in groups: 20.0.
Reading:
1st reading
Group:
negative control
No. with + reactions:
0
Total no. in group:
20
Remarks on result:
other: Reading: 1st reading. Group: negative control. No with. + reactions: 0.0. Total no. in groups: 20.0.
Reading:
2nd reading
Group:
negative control
No. with + reactions:
0
Total no. in group:
20
Remarks on result:
other: Reading: 2nd reading. Group: negative control. No with. + reactions: 0.0. Total no. in groups: 20.0.

Any other information on results incl. tables

NUMBER OF REACTING ANIMALS工N TEST AND CONTROL GROUP:

Treatment group:0/20 (24 and 48 hours)

Control group: 0/20 (24 and 48 hours)

Applicant's summary and conclusion

Interpretation of results:
not sensitising
Remarks:
Migrated information