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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: 2a: Data from international report and study was performed according to OECD guideline without detail documentation.

Data source

Reference
Reference Type:
review article or handbook
Title:
SIDS INITIAL ASSESSMENT PROFILE
Author:
OECD
Year:
2011
Bibliographic source:
UNEP publications
Report date:
2011

Materials and methods

Test guideline
Qualifier:
no guideline available
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Thiophene
EC Number:
203-729-4
EC Name:
Thiophene
Cas Number:
110-02-1
Molecular formula:
C4H4S
IUPAC Name:
thiophene

Test animals

Species:
rabbit
Strain:
other: Albino
Sex:
not specified

Administration / exposure

Type of coverage:
other: closely clipped on the intact skin
Vehicle:
unchanged (no vehicle)
Details on study design:
Single doses of the undiluted test material were applied to the closely clipped, intact skin of albino rabbits.

Results and discussion

Effect levels
Sex:
not specified
Dose descriptor:
LDLo
Effect level:
> 3 160 mg/kg bw
Based on:
test mat.

Applicant's summary and conclusion

Conclusions:
The dermal LDL0 was determined to be >3160 mg/kg after single doses of the undiluted test material applied to the closely clipped, intact skin of albino rabbits.