(1R)-1-[(4R,4aR,8aS)-2,6-bis(3,4-dimethylphenyl)tetrahydro[1,3]dioxino[5,4-d][1,3]dioxin-4-yl]ethane-1,2-diol

Acute Toxicity: dermal

Administrative data

Endpoint:

acute toxicity: dermal

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: see 'Remark'

Remarks:

The information of this endpoint has been provided by ECHA as a result of an inquiry, thus the full access to data in the report is not accessible to the registrant. However the reliability is estimated to be at level 1: Study conducted in accordance with generally accepted scientific principles. Possible deficiencies do not affect the quality of relevant results.

Data source

Reference

Reference Type:

other: Body responsible for the test

Title:

Unnamed

Year:

1993

Report date:

1993

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

other: OECD Guideline 402 (1987) EEC Directive 84/449 (1984) - Annex V - Method B3 EPA n° 798.1100 (1990) MAFF n° 4200 (1985)

GLP compliance:

yes

Limit test:

yes

Test material

Test material information

Constituent 1

Reference substance name:

-

EC Number:

413-110-2

EC Name:

-

Cas Number:

135861-56-2

Molecular formula:

C24H30O6

IUPAC Name:

1-[2,6-bis(3,4-dimethylphenyl)-hexahydro-[1,3]dioxino[5,4-d][1,3]dioxin-4-yl]ethane-1,2-diol

Test material form:

solid: particulate/powder

Remarks:

migrated information: powder

Test animals

Species:

other: Sprague-Dawley rat

Administration / exposure

Type of coverage:

semiocclusive

Vehicle:

other: Sterile Codex liquid paraffin

Duration of exposure:

24 h

Results and discussion

Effect levels

Sex:

male/female

Dose descriptor:

LD50

Effect level:

>= 2 000 mg/kg bw

Mortality:

Male: 2000 mg/kg bw; Number of animals: 5; Number of deaths: 0
Female: 2000 mg/kg bw; Number of animals: 5; Number of deaths: 0

Clinical signs:

other: Signs of toxicity related to dose levels: None

Gross pathology:

Effects on organs:
None

Other findings:

Signs of toxicity (local):
None

Applicant's summary and conclusion

Interpretation of results:

not classified

Remarks:

Migrated information Criteria used for interpretation of results: EU

Conclusions:

The test substance was not acutely toxic to Crl CDBR rats (LD50 > 5000 mg/kg) in a EU B.1 test conducted under GLP. The test result is considered as valid.

Executive summary:

The test substance was not acutely toxic to Sprague-Dawley rats (LD50 > 2000 mg/kg, dermally) in an OECD 402 and EU B.3 test conducted under GLP. The test result is considered as valid.