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Administrative data

Endpoint:
sub-chronic toxicity: inhalation
Type of information:
migrated information: read-across based on grouping of substances (category approach)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Comparable to guideline study with acceptable restrictions (limited parameters examined, no daily observation, no data on test substance purity)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1992
Report date:
1992

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 413 (Subchronic Inhalation Toxicity: 90-Day Study)
Deviations:
yes
Remarks:
(limited parameters examined, no daily observation)
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
Fatty acids, C5-9, tetraesters with pentaerythritol
EC Number:
267-022-2
EC Name:
Fatty acids, C5-9, tetraesters with pentaerythritol
Cas Number:
67762-53-2
IUPAC Name:
67762-53-2
Details on test material:
- Name of test material (as cited in study report): [Trade name]
- Physical state/appearance: yellow liquid
- Analytical purity: no data

Test animals

Species:
rat
Strain:
Sprague-Dawley
Sex:
male/female

Administration / exposure

Route of administration:
inhalation: aerosol
Type of inhalation exposure:
whole body
Vehicle:
air
Remarks on MMAD:
MMAD / GSD: 1.0 µm/ approx. 1.8
Analytical verification of doses or concentrations:
yes
Duration of treatment / exposure:
13 weeks
Frequency of treatment:
6 hours/day
5 days/week
Doses / concentrationsopen allclose all
Remarks:
Doses / Concentrations:
0.00 ± 0.00, 0.05 ± 0.01, 0.17 ± 0.01, and 0.56 ± 0.02 mg/L
Basis:
analytical conc.
Remarks:
Doses / Concentrations:
0.05, 0.15, and 0.5 mg/L
Basis:
nominal conc.
No. of animals per sex per dose:
15
(Additional 10 male rats per group were included for examination of pulmonary function tests and analysis of pulmonary hydroxyproline following exposure.)
Control animals:
yes, concurrent no treatment
yes, sham-exposed

Results and discussion

Effect levels

Dose descriptor:
NOAEC
Effect level:
0.5 mg/L air (analytical)
Based on:
test mat.
Sex:
male/female
Basis for effect level:
other: no adverse effects

Target system / organ toxicity

Critical effects observed:
not specified

Applicant's summary and conclusion