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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1977
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: non GLP, only summary available
Cross-reference
Reason / purpose for cross-reference:
reference to same study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1977
Report date:
1977

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
Deviations:
yes
Remarks:
only summary available
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Dibutyl methylenedithiodi(acetate)
EC Number:
238-289-2
EC Name:
Dibutyl methylenedithiodi(acetate)
Cas Number:
14338-82-0
Molecular formula:
C13H24O4S2
IUPAC Name:
butyl 2-({[(2-butoxy-2-oxoethyl)sulfanyl]methyl}sulfanyl)acetate
Test material form:
other: liquid
Details on test material:
undiluted industrial product, purity >96% w/w

Test animals

Species:
rabbit
Strain:
New Zealand White
Details on test animals or test system and environmental conditions:
1 animal per cage
body weight 3 to 4 kg
male and female

Test system

Type of coverage:
semiocclusive
Preparation of test site:
not specified
Vehicle:
unchanged (no vehicle)
Controls:
not specified
Amount / concentration applied:
500µl/animal
Duration of treatment / exposure:
exposition: 24 h
removing of substance by water, soap and vegetable oil
Observation period:
7 days
Number of animals:
2

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
overall irritation score
Basis:
animal #1
Score:
0
Max. score:
0
Reversibility:
no data
Remarks on result:
other: non irritant
Irritation parameter:
overall irritation score
Basis:
animal #2
Score:
0
Max. score:
0
Reversibility:
no data
Remarks on result:
other: non irritant
Irritant / corrosive response data:
no corrosion observed.

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: not specified
Conclusions:
MBTester is not not irritating to the eyes and the skin.