Fatty acids, C14-18 and C16-18-unsatd., esters with propylene glycol

Acute Toxicity: oral

Administrative data

Endpoint:

acute toxicity: oral

Type of information:

migrated information: read-across based on grouping of substances (category approach)

Adequacy of study:

weight of evidence

Study period:

17 Oct - 14 Nov 1989

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

comparable to guideline study with acceptable restrictions

Remarks:

Lack of test material details.

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

1989

Report date:

1989

Materials and methods

Test guideline

Qualifier:

equivalent or similar to guideline

Guideline:

OECD Guideline 401 (Acute Oral Toxicity)

Deviations:

yes

Remarks:

lack of test material details

GLP compliance:

yes

Test type:

standard acute method

Limit test:

yes

Test material

Test material information

Constituent 1

Reference substance name:

Reference substance 002

Cas Number:

151661-88-0

Test animals

Species:

rat

Strain:

Wistar

Sex:

male/female

Details on test animals or test system and environmental conditions:

TEST ANIMALS
- Source: Züchter Winkelmann, Borchen, Germany
- Weight at study initiation: 180 g (males), 164 g (females)
- Fasting period before study: 16 h before and 3 h after treatment
- Housing: animals were housed in groups of 5 in Makrolon 3 cages and softwood bedding (Weichholzgranulat, ARWI-Center, Essen, Germany)
- Diet: Altromin-Haltungsdiät 1324 (Fa. Altromin GmbH, Lage, Germany), ad libitum
- Water: tap water, ad libitum
- Acclimation period: 7 days


ENVIRONMENTAL CONDITIONS
- Temperature (°C): 20-25
- Humidity (%): 45-60
- Photoperiod (hrs dark / hrs light): 12/12

Administration / exposure

Route of administration:

oral: gavage

Vehicle:

peanut oil

Details on oral exposure:

VEHICLE
- Concentration in vehicle: 20% (w/v)
- Amount of vehicle (if gavage): 10 mL/kg bw

MAXIMUM DOSE VOLUME APPLIED: 10 mL/kg bw

Doses:

2000 mg/kg bw

No. of animals per sex per dose:

5

Control animals:

other: not required

Details on study design:

- Duration of observation period following administration: 14 days
- Frequency of observations and weighing: animals were observed several times on the application day for symptoms and mortality and thereafter twice daily. Individual body weights were determined one day before application and 48 h, 7 and 14 days after treatment.
- Necropsy of survivors performed: yes

Results and discussion

Effect levels

Sex:

male/female

Dose descriptor:

LD50

Effect level:

> 2 000 mg/kg bw

Based on:

test mat.

Mortality:

No mortality occurred during the study period.

Clinical signs:

other: see remarks field below

Body weight:

lower than 10% body weight loss

Remarks:

No effect on body weight was noted.

Gross pathology:

Pathology of male animals revealed no substance-related findings. In one female hydrometra was observed but was considered to be not substance-related.

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.