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Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
03.27.2014-04.29.2014
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study performed according to recognized international guidelines and GLP. No deviation from the guidelines was observed.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2014

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7200 (Melting Point / Melting Range)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
capillary method

Test material

Constituent 1
Chemical structure
Reference substance name:
4,5-dihydro-2-undecyl-1H-imidazole-1-ethanol
EC Number:
205-271-0
EC Name:
4,5-dihydro-2-undecyl-1H-imidazole-1-ethanol
Cas Number:
136-99-2
Molecular formula:
C16H32N2O
IUPAC Name:
4,5-dihydro-2-undecyl-1H-imidazole-1-ethanol
Test material form:
solid: crystalline
Details on test material:
- State of aggregation:
- Particle size distribution:
- Mass median aerodynamic diameter (MMAD):
- Geometric standard deviation (GSD):
- Shape of particles:
- Surface area of particles:
- Crystal structure:
- Coating:
- Surface properties:
- Density:
- Moisture content:
- Residual solvent:
- Activation:
- Stabilisation:
- Other:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material:
- Expiration date of the lot/batch:
- Purity test date:

RADIOLABELLING INFORMATION (if applicable)
- Radiochemical purity:
- Specific activity:
- Locations of the label:
- Expiration date of radiochemical substance:

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: Store in a cool, dry and well ventilated place and away from foodstuffs. In darkness at room temperature.
- Stability under test conditions: Yes
- Solubility and stability of the test substance in the solvent/vehicle: Slighthly soluble in water 33.9 mg/L
- Reactivity of the test substance with the solvent/vehicle of the cell culture medium: Reacts with strong acids

TREATMENT OF TEST MATERIAL PRIOR TO TESTING
- Treatment of test material prior to testing:
- Preliminary purification step (if any): None
- Final dilution of a dissolved solid, stock liquid or gel: N/A
- Final preparation of a solid:

FORM AS APPLIED IN THE TEST (if different from that of starting material)

Remark: Environmental precautions: Do not allow to enter drains or waterways.
Do not discharge into the subsoil/soil
Specific details on test material used for the study:
See test material information

Results and discussion

Melting / freezing point
Melting / freezing pt.:
> 37 - < 42 °C
Atm. press.:
other: ambient pressure
Decomposition:
no

Any other information on results incl. tables

Results: In the preliminary test tthe test item started melting at 39°C. The test item showed five stages of melting. The melting started at 37°C.

At 42 °C the last stage of melting was reached (see below).

 Experiment N°  Stage A (beginning of melting /wet point)  Stage B (Shrinkage point)  Stage C (Collapse point)  Stage D (liquefying point)  Stage E (Final Stage of melting)
 1  37.2 37.9  39.4  40.9  41.5 
 2  37.3 37.8  39.4  41.1  41.5 
 3  37.2 37.9  39.5  41.1  41.6 
 Mean value (n=3)

 37.2 °C

310.4K

 37.9°C

311.0K

 39.4°C

312.6K

 41.1°C

314.2K

 41.6°C

314.7K

Applicant's summary and conclusion

Conclusions:
4,5-dihydro-2-undecyl-1H-imidazole-1-ethanol melted in the range of 37°C to 42 °C (310K to 315K) under ambient pressure.
Executive summary:

The melting point of the test item was measured with the capillary method according to OECD Guideline , EU Method A.1, EPA OPPTS 830.7200 and GLP. No deviation from the guidelines was observed during the test.

Amino Alcohol c mnelted in the range of 37°C to 42°C (310 K to 315 K)

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