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EC number: 947-401-5 | CAS number: -
Viscosity
Administrative data
Link to relevant study record(s)
- Endpoint:
- viscosity
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 16-03-2018 – 16-03-2018
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Justification for type of information:
- Experimental test result performed using standard OECD test guidelines
- Qualifier:
- according to guideline
- Guideline:
- OECD Test Guideline 114 (Viscosity of Liquids)
- Principles of method if other than guideline:
- Measurement of resistance to flow using Redwood Viscometer No. 1.
- GLP compliance:
- no
- Type of method:
- other: Redwood Viscometer No. 1
- Specific details on test material used for the study:
- - Name of test material: Reaction mass of Methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl- & acetate- Molecular formula: C25H28N2O2- Molecular weight: 388.508 g/mole- Smiles : [N+](=C1/C=CC(\C=C1)=C(\c1ccccc1)c1ccc(cc1)N(C)C)(\C)C.C(C)(=O)[O-]- Inchl: 1S/C23H25N2.C2H4O2/c1-24(2)21-14-10-19(11-15-21)23(18-8-6-5-7-9-18)20-12-16-22(17-13-20)25(3)4;1-2(3)4/h5-17H,1-4H3;1H3,(H,3,4)/q+1;/p-1- Substance type: Organic- Physical state: maroon lustrous liquid
- Key result
- Temp.:
- 20°C
- Parameter:
- kinematic viscosity (in mm²/s)
- Value:
- 41.397
- Remarks on result:
- other: no other details mentioned
- Key result
- Temp.:
- 40°C
- Parameter:
- kinematic viscosity (in mm²/s)
- Value:
- 37.791
- Remarks on result:
- other: no other details mentioned
- Key result
- Temp.:
- 20°C
- Parameter:
- dynamic viscosity (in mPa s)
- Value:
- 46.137
- Remarks on result:
- other: no other details mentioned
- Key result
- Temp.:
- 40°C
- Parameter:
- dynamic viscosity (in mPa s)
- Value:
- 42.118
- Remarks on result:
- other: no other details mentioned
- Conclusions:
- Kinematic viscosity (experimental) of Reaction mass of Methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl- & acetate at 20°C and 40 °C was 41.3972 mm²/sec and 37.7910 mm²/s, respectively.Dynamic viscosity (calculated) of Reaction mass of Methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl- & acetate at 20°C and 40 °C was 46.1371 mPa.S and 42.1180 mPa.S, respectively.
- Executive summary:
The viscosity determination of Test item Reaction mass of Methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl- & acetate was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Test item at 20°C and 40 °C is 41.3972 mm²/sec and 37.7910 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C was 46.1371 mPa.S and 42.1180 mPa.S, respectively.
Reference
TEST DESCRIPTION AND RESULT
Method Details | Observations | Remarks if, any | |
Guideline | OECD 114 |
|
|
Method of measurement | Redwood Viscometer No. -1 |
| |
Principle of method | The flow of test item under gravity through a capillary using Redwood Viscometer No. 1 |
| |
Temperature at which the testing was done | 20°C and 40 °C |
| |
Observations | Time taken to fill 50ml flask at 20°C in ‘Sec’ (Mean Value) | 167.6 sec | |
Time taken to fill 50ml at 40 °C flask in ‘Sec’ (Mean Value) | 153 sec | ||
Density of fluid in gm/cc | 1.1145 gm/cc | ||
Description of key information
Kinematic viscosity (experimental) of Reaction mass of Methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl- & acetate at 20°C and 40 °C was 41.3972 mm²/sec and 37.7910 mm²/s, respectively.
Dynamic viscosity (calculated) of Reaction mass of Methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl- & acetate at 20°C and 40 °C was 46.1371 mPa.S and 42.1180 mPa.S, respectively.
Key value for chemical safety assessment
- Viscosity:
- 41.397 mm²/s (static)
- at the temperature of:
- 20 °C
Additional information
The viscosity determination of Test item Reaction mass of Methanaminium, N-[4-[[4-(dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-N-methyl- & acetate (CAS No. 41272-40 -6) was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Test item at 20°C and 40 °C is 41.3972 mm²/sec and 37.7910 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C was 46.1371 mPa.S and 42.1180 mPa.S, respectively.
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