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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Genetic toxicity: in vivo

Currently viewing:

Administrative data

Endpoint:
in vivo mammalian somatic cell study: cytogenicity / erythrocyte micronucleus
Remarks:
Type of genotoxicity: chromosome aberration
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1998
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: No report on this study was provided to WRc, therefore this data has not been reviewed. All data provided in this study record was entered by the data owner.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1998
Report date:
1998

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 474 (Mammalian Erythrocyte Micronucleus Test)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of assay:
micronucleus assay

Test material

Constituent 1
Reference substance name:
{CAS# 722503-68-6}
IUPAC Name:
{CAS# 722503-68-6}

Test animals

Species:
mouse
Strain:
CD-1
Sex:
male/female

Administration / exposure

Route of administration:
intraperitoneal
Vehicle:
Peanut Oil
Details on exposure:
See study report attached
Duration of treatment / exposure:
Single Treatment/exposure
Frequency of treatment:
Single exposure (one-treatment)
Post exposure period:
2 days
Doses / concentrations
Remarks:
Doses / Concentrations:
6 Males / 6 Females per dose level/ of 47.0, 94.0, and 188.0 mg/kg bw; Single IP treatment; 24 harvest/48 hour timepoint
Basis:

No. of animals per sex per dose:
6 males/6 females per dose level/harvest point
Control animals:
yes, concurrent vehicle
Positive control(s):
Cyclophosphamide (CAS 6055-19-2)

Examinations

Tissues and cell types examined:
Bone marrow polychromatic erythrocytes
Details of tissue and slide preparation:
See study report attached
Evaluation criteria:
See study report attached
Statistics:
See study report attached

Results and discussion

Test results
Sex:
male/female
Genotoxicity:
negative
Toxicity:
yes
Vehicle controls validity:
valid
Negative controls validity:
not examined
Positive controls validity:
valid
Additional information on results:
See study report attached

Any other information on results incl. tables

See study report attached

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information): negative
Not Clastogenic
Executive summary:

See study report attached