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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Acute Toxicity: dermal

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Administrative data

Endpoint:
acute toxicity: dermal
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Acceptable, well documented publication which meets basic scientific principles.

Data source

Reference
Reference Type:
publication
Title:
Acute Toxicity and Skin Corrosion Data for Some Organic and Inorganic Compounds and Aqueous Solutions.
Author:
Vernot E.H. et al.
Year:
1977
Bibliographic source:
Toxicol. Appl. Pharmacol. 42: 417-423

Materials and methods

Principles of method if other than guideline:
The method used for skin absorption toxicity was essentially that of Smyth et at. (1962), except that three female albino New Zealand rabbits were used per dose and the doses were kept in place by 8-ply gauze patches under a latex rubber film.

Smyth et al. (1962). Range-finding toxicity data: List VI. Amer. Ind. Hyg. Ass. J. 23: 95-107.
GLP compliance:
no
Test type:
standard acute method
Limit test:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2-nitroaniline
EC Number:
201-855-4
EC Name:
2-nitroaniline
Cas Number:
88-74-4
Molecular formula:
C6H6N2O2
IUPAC Name:
2-nitroaniline
Details on test material:
- Name of test material (as cited in study report): o-Nitroaniline
- Analytical purity: no data

Test animals

Species:
rabbit
Strain:
New Zealand White
Sex:
female
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Weight at study initiation: 3-4 kg
- Diet (ad libitum): Purina Rabbit Chow

Administration / exposure

Type of coverage:
occlusive
Vehicle:
not specified
Duration of exposure:
24 hrs
Doses:
20000 mg/kg bw
No. of animals per sex per dose:
3
Control animals:
not specified
Details on study design:
- Duration of observation period following administration: 14 days

Results and discussion

Effect levels
Sex:
female
Dose descriptor:
LD50
Effect level:
> 20 000 mg/kg bw
Based on:
test mat.
Mortality:
0/3 animals died during the study.

Applicant's summary and conclusion

Interpretation of results:
practically nontoxic
Remarks:
Migrated information Criteria used for interpretation of results: EU