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EC number: 267-569-7 | CAS number: 67892-37-9
Surface tension
Administrative data
- Endpoint:
- surface tension
- 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:
- 2 018
- Report date:
- 2018
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.5 (Surface Tension)
- GLP compliance:
- no
- Type of method:
- ring method
Test material
- Reference substance name:
- 1-(2-carboxylatoethyl)-2-(heptadec-8-enyl)-4,5-dihydro-1-(2-hydroxyethyl)-1H-imidazolium
- EC Number:
- 267-569-7
- EC Name:
- 1-(2-carboxylatoethyl)-2-(heptadec-8-enyl)-4,5-dihydro-1-(2-hydroxyethyl)-1H-imidazolium
- Cas Number:
- 67892-37-9
- Molecular formula:
- C25H46N2O3
- IUPAC Name:
- 1-(2-carboxylatoethyl)-2-[(8E)-heptadec-8-en-1-yl]-1-(2-hydroxyethyl)-4,5-dihydro-1H-imidazol-1-ium
- Test material form:
- liquid
Constituent 1
- Specific details on test material used for the study:
- SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: Batch No. 70921
- Expiration date of the lot/batch: 2018-09-21
- Purity test date: 28 % Main component; 5 % Ethylene glycol; 67 % Water
STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: Dry and dark at ambient temperature (10 – 30 °C)
Results and discussion
Surface tension
- Key result
- Surface tension:
- ca. 35.3 mN/m
- Temp.:
- 20 °C
- Conc.:
- 1.02 g/L
Applicant's summary and conclusion
- Conclusions:
- According to OECD Test Guideline 115 and Regulation EC No. 440/2008 Part A Method A.5. the surface tension at 20 °C of the test item 1-(2-carboxylatoethyl)-2-(heptadec-8-enyl)-4,5-dihydro-1-(2-hydroxyethyl)-1H-imidazoliu (aq. solution) was determined to be 35.3 mN/m. According to Regulation EC No. 440/2008 Part A Method A.5. the test item is to be regarded as surface active material.
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