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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
acute toxicity: oral
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Test was conducted according to Directive 84/449/EEC, B.1 and compliant with GLP.

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Directive 84/449/EEC, B.1
Deviations:
not specified
GLP compliance:
yes
Test type:
standard acute method
Limit test:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2-benzyl-2-dimethylamino-4'-morpholinobutyrophenone
EC Number:
404-360-3
EC Name:
2-benzyl-2-dimethylamino-4'-morpholinobutyrophenone
Cas Number:
119313-12-1
Molecular formula:
C23H20N2O2
IUPAC Name:
2-benzyl-2-(dimethylamino)-1-[4-(morpholin-4-yl)phenyl]butan-1-one

Test animals

Species:
rat
Strain:
other: Tif:RAIf (SPF)
Sex:
male/female

Administration / exposure

Vehicle:
other: distilled water containing 0.5% carboxymethylcellulose and 0.1% Polysorbate 80

Results and discussion

Effect levels
Sex:
male/female
Dose descriptor:
LD50
Effect level:
> 5 000 mg/kg bw
Based on:
not specified
Mortality:
Male: 2000 mg/kg bw; Number of animals: 5; Number of deaths: 0
Male: 5000 mg/kg bw; Number of animals: 5; Number of deaths: 0
Female: 2000 mg/kg bw; Number of animals: 5; Number of deaths: 0
Female: 5000 mg/kg bw; Number of animals: 5; Number of deaths: 0
Clinical signs:
other: Signs of toxicity related to dose levels: Unspecific symptoms of intoxication, reversible within 10 days in all of the animals.
Gross pathology:
Effects on organs: No findings

Applicant's summary and conclusion

Interpretation of results:
not classified
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
The acute oral median lethal dose (LD50) of the test material in the male/female Tif:RAIf (SPF) strain rat was estimated to be greater than 5000 mg/kg bodyweight.