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Toxicological information

Repeated dose toxicity: inhalation

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Administrative data

Endpoint:
repeated dose toxicity: inhalation
Type of information:
migrated information: read-across based on grouping of substances (category approach)
Adequacy of study:
supporting study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Valid scientific study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1982

Materials and methods

Principles of method if other than guideline:
Method: other: Similar to OECD.
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2-hydroxy-2-methylpropionitrile
EC Number:
200-909-4
EC Name:
2-hydroxy-2-methylpropionitrile
Cas Number:
75-86-5
Molecular formula:
C4H7NO
IUPAC Name:
2-hydroxy-2-methylpropanenitrile
Details on test material:
IUCLID4 Test substance: as prescribed by 1.1 - 1.4

Test animals

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

Administration / exposure

Route of administration:
inhalation
Duration of treatment / exposure:
98 days
Frequency of treatment:
6 hrs/day 5 days/week
Doses / concentrations
Remarks:
Doses / Concentrations:
0, 10.1, 28.6 & 57.7 ppm
Basis:

Control animals:
yes, concurrent no treatment

Results and discussion

Effect levels

Dose descriptor:
NOAEL
Effect level:
57.7 ppm
Sex:
male/female

Target system / organ toxicity

Critical effects observed:
not specified

Applicant's summary and conclusion