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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Skin irritation / corrosion

Currently viewing:

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
4 (not assignable)

Data source

Reference
Reference Type:
publication
Title:
Report on human maximization studies.
Author:
Research Institute for Fragrance Materials
Year:
1974
Bibliographic source:
RIFM (Research Institute for Fragrance Materials, Inc.),RIFM Report Number 1801, August 27 (RIFM, Woodcliff Lake, NJ, USA).

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other:
Principles of method if other than guideline:
Maximization Pre-Test
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
3a,4,5,6,7,7a-hexahydro-4,7-methanoinden-6-yl acetate
EC Number:
226-501-6
EC Name:
3a,4,5,6,7,7a-hexahydro-4,7-methanoinden-6-yl acetate
Cas Number:
5413-60-5
Molecular formula:
C12H16O2
IUPAC Name:
3a,4,5,6,7,7a-hexahydro-4,7-methanoinden-6-yl acetate
Test material form:
gas under pressure: refrigerated liquefied gas
Details on test material:
- Name of test material (as cited in study report): 3a,4,5,6,7,7a-hexahydro-4,7-methanoinden-6-yl acetate
- Substance type: Organic
- Physical state: Liquid

Test animals

Species:
human

Test system

Type of coverage:
occlusive
Preparation of test site:
not specified
Vehicle:
not specified
Controls:
not specified
Amount / concentration applied:
20% tricyclodecenyl acetate (13,800 lg/cm2) and 8% (5520 lg/cm2) in petrolatum were applied to the backs
Duration of treatment / exposure:
48 h
Number of animals:
35 and 26 healthy subjects

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
overall irritation score
Basis:
mean
Time point:
other: 48 hr
Remarks on result:
other: DOSE : 20% ; No irritation
Irritation parameter:
overall irritation score
Basis:
mean
Time point:
other: 48h
Remarks on result:
other: DOSE : 8% ; No irritation

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
In maximization tests involving 35 and 26 healthy subjects, tested at 20% tricyclodecenyl acetate ( 3a,4,5,6,7,7a-hexahydro-4,7-methanoinden-6-yl acetate) (13,800 lg/cm2) and 8% (5520 lg/cm2) in petrolatum it produced no irritation after a 48-hr.
Executive summary:

In maximization tests involving 35 and 26 healthy subjects, tested at 20% tricyclodecenyl acetate ( 3a,4,5,6,7,7a-hexahydro-4,7-methanoinden-6-yl acetate) (13,800 lg/cm2) and 8% (5520 lg/cm2) in petrolatum it produced no irritation after a 48-hr.