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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
carcinogenicity: oral
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1974

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
None available at the time when the study was performed. Study protocol approved by the US EPA Pesticide Registration Division
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
4-(tert-butyl)-N-sec-butyl-2,6-dinitroaniline
EC Number:
251-607-4
EC Name:
4-(tert-butyl)-N-sec-butyl-2,6-dinitroaniline
Cas Number:
33629-47-9
Molecular formula:
C14H21N3O4
IUPAC Name:
N-sec-butyl-4-tert-butyl-2,6-dinitroaniline
impurity 1
Chemical structure
Reference substance name:
Xylene
EC Number:
215-535-7
EC Name:
Xylene
Cas Number:
1330-20-7
Molecular formula:
C8H10
IUPAC Name:
m-xylene

Test animals

Species:
rat
Sex:
male/female

Administration / exposure

Route of administration:
oral: feed
Doses / concentrationsopen allclose all
Dose / conc.:
1 000 ppm
Dose / conc.:
500 ppm
Dose / conc.:
150 ppm

Results and discussion

Results of examinations

Mortality:
no mortality observed
Food consumption and compound intake (if feeding study):
no effects observed

Effect levels

open allclose all
Key result
Dose descriptor:
NOAEL
Effect level:
500 ppm
Basis for effect level:
clinical signs
Key result
Dose descriptor:
NOAEL
Effect level:
25 mg/kg bw/day (nominal)
Basis for effect level:
clinical signs

Applicant's summary and conclusion