Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
acute toxicity: oral
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1976
Report date:
1976

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 401 (Acute Oral Toxicity)
GLP compliance:
no
Test type:
standard acute method
Limit test:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Reaction mass of 1,1-bis(phenethyloxy)ethane and [2-(1-ethoxyethoxy)ethyl]benzene
EC Number:
907-481-4
Molecular formula:
C18H22O2 + C12H18O2
IUPAC Name:
Reaction mass of 1,1-bis(phenethyloxy)ethane and [2-(1-ethoxyethoxy)ethyl]benzene
Test material form:
liquid
Specific details on test material used for the study:
- Description: Clear liquid

Test animals

Species:
rat
Strain:
Wistar
Sex:
male
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Weight at study initiation: 200 to 300 g
- Fasting period before study: Approx. 18 hours prior to the administration of the test material
- Diet: ad libitum
- Water: ad libitum

Administration / exposure

Route of administration:
oral: gavage
Vehicle:
unchanged (no vehicle)
Doses:
5000 mg/kg bw
No. of animals per sex per dose:
10
Control animals:
no
Details on study design:
- Duration of observation period following administration: 14 days
- Examinations performed: mortality, toxicity, pharmacological effects, gross pathology (rats who died were examined for visually observable abnormalities of external structures and viscera)

Results and discussion

Effect levels
Key result
Sex:
male
Dose descriptor:
discriminating dose
Effect level:
5 000 mg/kg bw
Based on:
test mat.
Mortality:
One animal died on day 13
Clinical signs:
other: None
Gross pathology:
Mottled liver, dark lungs, small intestines, and a red stomach was observed in the animal which died

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met