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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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 (LLNA)
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2007

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 429 (Skin Sensitisation: Local Lymph Node Assay)
GLP compliance:
yes
Type of study:
mouse local lymph node assay (LLNA)

Test material

Constituent 1
Chemical structure
Reference substance name:
(E)-1,1,1,2,3,4,5,5,5-Nonafluoro-4-(trifluoromethyl)pent-2-ene
Cas Number:
3709-71-5
Molecular formula:
C6F12
IUPAC Name:
(E)-1,1,1,2,3,4,5,5,5-Nonafluoro-4-(trifluoromethyl)pent-2-ene
Test material form:
liquid

In vivo test system

Test animals

Species:
mouse
Strain:
CBA/Ca
Sex:
female

Study design: in vivo (LLNA)

Vehicle:
unchanged (no vehicle)
Concentration:
Undiluted
No. of animals per dose:
4
Positive control substance(s):
hexyl cinnamic aldehyde (CAS No 101-86-0)

Results and discussion

Positive control results:
The control was considered to be a sensitiser under the conditions of the test.

In vivo (LLNA)

Results
Key result
Parameter:
SI
Value:
ca. 0.28
Test group / Remarks:
Value for blank was 0.52
Cellular proliferation data / Observations:
Zero clinical observations and mortailities.

Any other information on results incl. tables

Note that this was done at a single concentration; I assume because even at 100% there was no effect.

Applicant's summary and conclusion

Conclusions:
"The test material was considered to be a non-sensitiser under the conditions of the test.