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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
migrated information: read-across based on grouping of substances (category approach)
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Comparable to Guideline study with acceptable restrictions

Data source

Reference
Reference Type:
publication
Title:
In vitro and in vivo genetic toxicology studies with diethylene glycol monohexyl ether.
Author:
Ballantyne, B. & Vergnes, J.S.
Year:
2001
Bibliographic source:
J. Appl. Toxicol. 21, 449-460

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 474 (Mammalian Erythrocyte Micronucleus Test)
Deviations:
no
GLP compliance:
not specified
Type of assay:
micronucleus assay

Test material

Constituent 1
Reference substance name:
2-(2-hexyloxyethoxy)ethanol
EC Number:
203-988-3
EC Name:
2-(2-hexyloxyethoxy)ethanol
Cas Number:
112-59-4
IUPAC Name:
2-[2-(hexyloxy)ethoxy]ethanol
Details on test material:
- Name of test material (as cited in study report): diethylene glycol monohexyl ether
- Ethoxylation degree: 2EO
- Physical state: No data
- Analytical purity: 96.8%
- Lot/batch No.: No data

Test animals

Species:
mouse
Strain:
Swiss Webster
Sex:
male/female
Details on test animals or test system and environmental conditions:
According to Guideline.

Administration / exposure

Route of administration:
intraperitoneal
Vehicle:
corn oil
Duration of treatment / exposure:
n.a.
Frequency of treatment:
single
Post exposure period:
30, 48, 72 h
Doses / concentrations
Remarks:
Doses / Concentrations:
0, 200, 400, 640 mg/kg bw
Basis:
nominal conc.
No. of animals per sex per dose:
5
Control animals:
yes, concurrent vehicle
Positive control(s):
Triethylenemelamine (0.3 mg/kg)

Examinations

Tissues and cell types examined:
Tail blood smears
Details of tissue and slide preparation:
Sampling time: 30, 48, 72 h
Evaluation criteria:
According to Guideline.
Statistics:
Yes

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:
RESULTS OF RANGE-FINDING STUDY
- Dose range: 410-1000 mg/kg bw

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information): negative