Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 227-642-6 | CAS number: 5919-74-4
Acute Toxicity: oral
Administrative data
- Endpoint:
- acute toxicity: oral
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 009
- Report date:
- 2009
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 423 (Acute Oral toxicity - Acute Toxic Class Method)
- Deviations:
- no
- GLP compliance:
- yes
- Test type:
- acute toxic class method
- Limit test:
- yes
Test material
- Reference substance name:
- 2,3-dihydroxypropyl methacrylate
- EC Number:
- 227-642-6
- EC Name:
- 2,3-dihydroxypropyl methacrylate
- Cas Number:
- 5919-74-4
- Molecular formula:
- C7H12O4
- IUPAC Name:
- 2,3-dihydroxypropyl 2-methylprop-2-enoate
Constituent 1
Test animals
- Species:
- rat
- Strain:
- Wistar
- Sex:
- female
- Details on test animals or test system and environmental conditions:
- TEST ANIMALS
- Source: Charles River, Sulzfeld, Germany
- Age at study initiation: 9 - 10 weeks
- Weight at study initiation: Group 1: 163-177g; Group 2: 150-156g
- Housing: group (IVC cages, type III H)
- Diet (e.g. ad libitum): ad libitum (Altromin 1324 maintenance diet for rats and mice)
- Water (e.g. ad libitum): ad libitum
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 22 +/- 3°C
- Humidity (%): 55 +/- 10%
- Air changes (per hr): 10
- Photoperiod (hrs dark / hrs light): 12/12
Administration / exposure
- Route of administration:
- oral: gavage
- Vehicle:
- water
- Doses:
- 2000 mg/kg bw
- No. of animals per sex per dose:
- 3
- Control animals:
- no
- Details on study design:
- - Duration of observation period following administration: 14 days (or other?)
- Other examinations performed: clinical signs, body weight, mortality, morbidity, pathology
Results and discussion
Effect levels
- Key result
- Sex:
- female
- Dose descriptor:
- LD50
- Effect level:
- > 2 000 mg/kg bw
- Based on:
- test mat.
- Mortality:
- No mortality.
- Clinical signs:
- other: Piloerection, apathy, recumbency and half-eyelid closure within the first 2-3 hours after application.
- Gross pathology:
- At the necropsy no treatment-related effect was observed in any animal of any step.
Any other information on results incl. tables
Step |
Sex/no. |
Dose (mg/kg bw) |
Number of animals |
Number of deaths |
1 |
f/1-3 |
2000 |
3 |
0 |
2 |
f/4-6 |
2000 |
3 |
0 |
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:
- Under the conditions of the present study with test item, the LD50 was > 2000 mg/kg bw.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
