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Diss Factsheets

Toxicological information

Skin irritation / corrosion

Currently viewing:

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Study period:
18 Sep - 21 Sep 1984
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Remarks:
(no data on test substance purity)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1984
Report date:
1984

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
Version / remarks:
Adopted 12 May 1981
Deviations:
yes
Remarks:
(no data on test substance purity)
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
2,2-bis[[(1-oxoisooctadecyl)oxy]methyl]-1,3-propanediyl bis(isooctadecanoate)
EC Number:
263-423-1
EC Name:
2,2-bis[[(1-oxoisooctadecyl)oxy]methyl]-1,3-propanediyl bis(isooctadecanoate)
Cas Number:
62125-22-8
IUPAC Name:
62125-22-8

Test animals

Species:
rabbit
Strain:
New Zealand White
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Source: Van Zutphen Breeding Centre, Keldonk, The Netherlands
- Weight at study initiation: 2.6 - 3.4 kg
- Housing: individually in metal cages with perforated floors
- Diet: 120 g / day, LK-01, Hope Farms, Woerden, The Netherlands
- Water: tap-water, ad libitum
- Acclimation period: at least 5 days

ENVIRONMENTAL CONDITIONS
- Temperature (°C): 17.5 - 21.5
- Humidity (%): 55 - 75
- Photoperiod (hrs dark / hrs light): 12 / 12

Test system

Type of coverage:
semiocclusive
Preparation of test site:
other: clipping
Vehicle:
unchanged (no vehicle)
Controls:
other: untreated sites of the same animal served as control
Amount / concentration applied:
TEST MATERIAL
- Amount applied: 0.5 mL
- Concentration: 100 %
Duration of treatment / exposure:
4 h
Observation period:
72 h
Reading time points: 1, 24, 48, 72 h
Number of animals:
3 females
Details on study design:
TEST SITE
- Area of exposure: 6 cm²
- Type of wrap: surgical gauze attached with a drop of petrolatum to aluminium foil and mounted on tape, held in place with flexible bandage.

REMOVAL OF TEST SUBSTANCE
- Washing: remaining test substance was removed, using a dry tissue
- Time after start of exposure: 4 h

SCORING SYSTEM: Draize scoring system

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
mean
Remarks:
out of all 3 animals
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
other: reversibility not applicable
Irritation parameter:
edema score
Basis:
mean
Remarks:
out of all 3 animals
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
other: reversibility not applicable
Irritant / corrosive response data:
Very slight erythema (animal #3) and very slight edema (animal #2) was observed 1 h after treatment. Both effects were not obvious 24 h after treatment.

Applicant's summary and conclusion

Interpretation of results:
other: CLP/EU GHS criteria not met, no classification required according to Regulation (EC) No. 1272/2008
Conclusions:
CLP: not classified