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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Repeated dose toxicity: dermal

Currently viewing:

Administrative data

Endpoint:
sub-chronic toxicity: dermal
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: insufficient reporting for assessment

Data source

Reference
Reference Type:
publication
Title:
Maximum permissible concentration of trimethylolpropane (etriol) in factory air
Author:
Stankevich, V.V.:
Year:
1967
Bibliographic source:
Hygiene and Sanitation 32(5), 288-291

Materials and methods

Principles of method if other than guideline:
daily application to the skin of rabbits for 4 hours (no further data) or the tail was immersed in an aquous solution daily for 4 hours .
observation for effects
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Propylidynetrimethanol
EC Number:
201-074-9
EC Name:
Propylidynetrimethanol
Cas Number:
77-99-6
Molecular formula:
C6H14O3
IUPAC Name:
2-ethyl-2-(hydroxymethyl)propane-1,3-diol
Details on test material:
no further data

Test animals

Species:
other: rabbits and mice
Strain:
not specified
Sex:
not specified
Details on test animals or test system and environmental conditions:
no data

Administration / exposure

Type of coverage:
not specified
Vehicle:
not specified
Details on exposure:
Route of Administration: dermal exposure time: daily 4 hours
Analytical verification of doses or concentrations:
not specified
Details on analytical verification of doses or concentrations:
no data
Duration of treatment / exposure:
3 months
Frequency of treatment:
daily 4 hours
Doses / concentrations
Remarks:
Doses / Concentrations:
0.5 ml of 50 % aqueous solution/animal/d
Basis:

No. of animals per sex per dose:
no data for rabbits and no data for mice
Control animals:
other: no data specified
Details on study design:
Post-exposure period: no data
Positive control:
no data

Examinations

Observations and examinations performed and frequency:
reactions on skin and behavior
Sacrifice and pathology:
no data
Other examinations:
no data
Statistics:
no data

Results and discussion

Results of examinations

Clinical signs:
no effects observed
Dermal irritation:
no effects observed
Mortality:
no mortality observed
Body weight and weight changes:
no effects observed
Food efficiency:
not specified
Water consumption and compound intake (if drinking water study):
not specified
Ophthalmological findings:
not specified
Clinical biochemistry findings:
not specified
Urinalysis findings:
not specified
Behaviour (functional findings):
not specified
Gross pathological findings:
not specified
Histopathological findings: non-neoplastic:
not specified
Histopathological findings: neoplastic:
not specified
Details on results:
RS-Freetext: no visible effect at the site of application, no change in the general condition of the animals

Effect levels

Dose descriptor:
conc. level: 50% aquous solution
Effect level:
50 other: % aquous solution
Sex:
not specified
Basis for effect level:
other: no effects were observed

Target system / organ toxicity

Critical effects observed:
not specified

Any other information on results incl. tables

RS-Freetext:
no visible effect at the site of application, no change in
the general condition of the animals

Applicant's summary and conclusion