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EC number: 945-065-4 | CAS number: -
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
Viscosity
Administrative data
Link to relevant study record(s)
- Endpoint:
- viscosity
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 30-08-2017 – 30-08-2017
- 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:
- The viscosity determination of Test item N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine (CAS No. 93964-07-9) was done as per the test guideline OECD 114 using Redwood Viscometer No. 1.
- GLP compliance:
- not specified
- Type of method:
- other: Redwood Viscometer No. 1.
- Specific details on test material used for the study:
- - Name of the test material: N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine
- Regulatory name: N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine
- Molecular formula: C32H37N5
- Molecular weight: 491.6793 g/mol
- Substance type: Organic
- Smiles: CCCCC(CC)CNc1ccc2ccccc2c1/N=N/c3ccc(cc3C)/N=N/c4ccc(cc4)C - Key result
- Temp.:
- other: 30°C
- Parameter:
- kinematic viscosity (in mm²/s)
- Value:
- 52.117
- Remarks on result:
- other: no other details mentioned
- Key result
- Temp.:
- other: 50°C
- Parameter:
- kinematic viscosity (in mm²/s)
- Value:
- 49.153
- Remarks on result:
- other: no other details mentioned
- Key result
- Temp.:
- other: 30°C
- Parameter:
- dynamic viscosity (in mPa s)
- Value:
- 57.214
- Remarks on result:
- other: no other details mentioned
- Key result
- Temp.:
- other: 50°C
- Parameter:
- dynamic viscosity (in mPa s)
- Value:
- 53.96
- Remarks on result:
- other: no other details mentioned
- Conclusions:
- Kinematic viscosity (experimental) of N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine( CAS No. 93964-07-9) at 30°C and 50°C is 52.1170mm²/sec and 49.1530 mm²/s, respectively.
Dynamic viscosity (calculated) of N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine( CAS No. 93964-07-9)at 30°C and 50°C is 57.2140 mPa.S and 53.9601 mPa.S, respectively. - Executive summary:
The viscosity determination of Test item N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine (CAS No. 93964-07-9 )was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Test item at 30°C and 50°C is 52.1170 mm²/sec and 49.1530 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 30°C and 50°C was 57.2140 mPa.S and 53.9601 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 |
30°C and 50°C |
|
|
Observations |
Time taken to fill 50ml flask at 30°C in ‘Sec’ (Mean Value) |
211 sec |
|
Time taken to fill 50ml at 50°C flask in ‘Sec’ (Mean Value) |
199 sec |
||
Density of fluid in gm/cc |
1.0978 gm/cc |
CALCULATIONS:
ν=ct-----------------------------------------(i)
Where, ν= Kinematic viscosity c= Viscometer constant
t= timeofflowin seconds(Redwoodsecond) ForRedwoodViscometer- I, thevaluesforthe constantsare asbelow:
Time of flow,t |
C |
40 to 85 seconds |
0.264 |
85 to 2000 |
0.247 |
ν= η/ρ------------------------------ (ii)
Where, ν= Kinematic viscosity η= Dynamic viscosity
ρ= Density of fluid
1. Viscosities:
For Test Temperature at 30°C ν=ct
= 211 × 0.247sec
= 52.1170mm²/sec
For Test Temperature at 50°C ν=ct
= 199 × 0.247sec
= 49.1530 mm²/sec
1. Viscosities:
For Test Temperature at 30°C ν= η/ρ
52.1170 =η 1.0978
η = 52.1170 x 1.0978
= 57.2140 mPa.S
For Test Temperature at 50°C ν= η/ρ
49.1530 =η/ 1.0978
η = 49.1530 x 1.0978
= 53.9601 mPa.S
RESULT:
Sr. No. |
Temperature of Test item (°C) |
Time taken to fill 50ml flask at 30°C in ‘Sec’ (Mean Value) |
Kinematic Viscosity in mm²/sec |
Density in gm/cc |
Dynamic (or) Absolute Viscosity mPa.S |
1. |
30°C |
211 |
52.1170 |
1.0978 |
57.2140 |
2. |
50°C |
199 |
49.1530 |
1.0978 |
53.9601 |
Description of key information
Kinematic viscosity (experimental) of N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine( CAS No. 93964-07-9) at 30°C and 50°C is 52.1170mm²/sec and 49.1530 mm²/s, respectively.
Dynamic viscosity (calculated) of N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine( CAS No. 93964-07-9)at 30°C and 50°C is 57.2140 mPa.S and 53.9601 mPa.S, respectively.
Key value for chemical safety assessment
- Viscosity:
- 52.117 mm²/s (static)
- at the temperature of:
- 30 °C
Additional information
The viscosity determination of Test item N-(2-ethylhexyl)-1-[[2-methyl-4-[(4-methylphenyl)azo]phenyl]azo]naphthalen-2-amine (CAS No. 93964-07-9 )was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Test item at 30°C and 50°C is 52.1170 mm²/sec and 49.1530 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 30°C and 50°C was 57.2140 mPa.S and 53.9601 mPa.S, respectively.
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