Registration Dossier
Registration Dossier
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 239-743-2 | CAS number: 15667-63-7
Toxicological information
Skin sensitisation
Currently viewing:
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:
- guideline study with acceptable restrictions
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 997
- Report date:
- 1997
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 406 (Skin Sensitisation)
- Version / remarks:
- 1992
- GLP compliance:
- yes
- Type of study:
- Buehler test
- Justification for non-LLNA method:
- The test was performed in 1997 before the alternative OECD guidelines (LLNA and in vitro test methods) were offically available.
Test material
- Reference substance name:
- 1-cyanoallyl acetate
- EC Number:
- 239-743-2
- EC Name:
- 1-cyanoallyl acetate
- Cas Number:
- 15667-63-7
- Molecular formula:
- C6H7NO2
- IUPAC Name:
- 1-cyanoprop-2-en-1-yl acetate
Constituent 1
In vivo test system
Test animals
- Species:
- guinea pig
- Strain:
- other: HsdPOC: DH
- Sex:
- male/female
- Details on test animals and environmental conditions:
- TEST ANIMALS
- Source: Harlan-Winkelmann GmbH, Borchen, Germany
- Housing: individually
- Diet: ad libitum
- Water: ad libitum
- Acclimation period: at least 5 days
Study design: in vivo (non-LLNA)
Inductionopen allclose all
- Route:
- epicutaneous, occlusive
- Vehicle:
- water
- Concentration / amount:
- 0.5%
Challengeopen allclose all
- Route:
- epicutaneous, occlusive
- Vehicle:
- water
- Concentration / amount:
- 0.1%
- No. of animals per dose:
- 20
- Details on study design:
- RANGE FINDING TESTS:
Determination of the non-irritating concentration in the induction phase
MAIN STUDY
A. INDUCTION EXPOSURE
- No. of exposures: 3
- Exposure period: 6 hours
- Test groups: 1
- Control group: 1
- Site: right flank
- Frequency of applications: days 1, 8, 15
- Duration: 15 days
- Concentrations: 0.5%
B. CHALLENGE EXPOSURE
- No. of exposures: 1
- Day(s) of challenge: test day 29
- Exposure period: 6 h
- Test groups: 1
- Control group: 10 animals (no second challenge was performed and 10 control animals were left untreated)
- Site: right flank (test substance) left flank vehicle
- Concentrations: 0.1%
- Evaluation (hr after challenge): 24 and 48 hours
- Challenge controls:
- Animals of control group
- Positive control substance(s):
- yes
- Remarks:
- Proof of sensitivity was done in July/August 1996 with 1,4-phenylenediamine x 2 HCl in Guinea Pigs (ASTA Study No. 913105)
Results and discussion
In vivo (non-LLNA)
Resultsopen allclose all
- Key result
- Reading:
- 1st reading
- Hours after challenge:
- 24
- Group:
- other: vehicle control
- Dose level:
- 0
- No. with + reactions:
- 0
- Total no. in group:
- 10
- Clinical observations:
- none
- Remarks on result:
- other: Reading: 1st reading. . Hours after challenge: 24.0. Group: negative control. Dose level: 0. No with. + reactions: 0.0. Total no. in groups: 10.0. Clinical observations: none.
- Key result
- Reading:
- 1st reading
- Hours after challenge:
- 24
- Group:
- test chemical
- Dose level:
- 0.1%
- No. with + reactions:
- 0
- Total no. in group:
- 20
- Clinical observations:
- none
- Remarks on result:
- other: Reading: 1st reading. . Hours after challenge: 24.0. Group: test group. Dose level: 0.5%. No with. + reactions: 0.0. Total no. in groups: 20.0. Clinical observations: none.
- Key result
- Reading:
- 2nd reading
- Hours after challenge:
- 48
- Group:
- other: vehicle control
- Dose level:
- 0
- No. with + reactions:
- 0
- Total no. in group:
- 10
- Clinical observations:
- none
- Remarks on result:
- other: Reading: 2nd reading. . Hours after challenge: 48.0. Group: negative control. Dose level: 0. No with. + reactions: 0.0. Total no. in groups: 10.0. Clinical observations: none.
- Key result
- Reading:
- 2nd reading
- Hours after challenge:
- 48
- Group:
- test chemical
- Dose level:
- 0.1%
- No. with + reactions:
- 0
- Total no. in group:
- 20
- Clinical observations:
- none
- Remarks on result:
- other: Reading: 2nd reading. . Hours after challenge: 48.0. Group: test group. Dose level: 0.5%. No with. + reactions: 0.0. Total no. in groups: 20.0. Clinical observations: none.
- Key result
- Reading:
- 1st reading
- Group:
- positive control
- Dose level:
- not given in the report
- No. with + reactions:
- 10
- Total no. in group:
- 10
- Clinical observations:
- Erythema and edema
Applicant's summary and conclusion
- Interpretation of results:
- GHS criteria not met
- Conclusions:
- Substance has no skin sensitising properties under conditions tested.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
