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Viscosity

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Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
14-03-2018 – 14-03-2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard 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:
- IUPAC name:Reaction mass of 3H-Indolium, 2-[2-[4-[(2-cyanoethyl)methylamino]phenyl]ethenyl]-1,3,3-trimethyl- & acetate- Molecular formula: C23H26N3.C2H3O2- Molecular weight: 403.5231g/mole- Smiles : CC(=O)[O-].CC1(C2=CC=CC=C2[N+](=C1C=CC3=CC=C(C=C3)N(C)CCC#N)C)C- Inchl: 1S/C23H26N3.C2H4O2/c1-23(2)20-8-5-6-9-21(20)26(4)22(23)15-12-18-10-13-19(14-11-18)25(3)17-7-16-24;1-2(3)4/h5-6,8-15H,7,17H2,1-4H3;1H3,(H,3,4)/q+1;/p-1- Substance type: Organic- Physical state: Greenish lustrous liquid
Key result
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
45.349
Remarks on result:
other: no other details mentioned
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
39.915
Remarks on result:
other: no other details mentioned
Key result
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
49.204
Remarks on result:
other: no other details mentioned
Key result
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
43.308
Remarks on result:
other: no other details mentioned

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)

183.6 sec

Time taken to fill 50ml at 40°C flask in ‘Sec’ (Mean Value)

161.6 sec

Density of fluid in gm/cc

1.0850 gm/cc

 

Conclusions:
Kinematic viscosity (experimental) of Reaction mass of 3H-Indolium, 2-[2-[4-[(2-cyanoethyl)methylamino]phenyl]ethenyl]-1,3,3-trimethyl- & acetate at 20°C and 40°C is 45.3492 mm²/sec and 39.9152 mm²/s, respectively. Dynamic viscosity (calculated) of Reaction mass of 3H-Indolium, 2-[2-[4-[(2-cyanoethyl)methylamino]phenyl]ethenyl]-1,3,3-trimethyl- & acetate at 20°C and 40°C was 49.2038 mPa.S and 43.3079 mPa.S, respectively.
Executive summary:

The viscosity determination of Test item Reaction mass of 3H-Indolium, 2-[2-[4-[(2-cyanoethyl)methylamino]phenyl]ethenyl]-1,3,3-trimethyl- & 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 was 45.3492 mm²/sec and 39.9152 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C was 49.2038 mPa.S and 43.3079 mPa.S, respectively.

Description of key information

Kinematic viscosity (experimental) of Reaction mass of 3H-Indolium, 2-[2-[4-[(2-cyanoethyl)methylamino]phenyl]ethenyl]-1,3,3-trimethyl- & acetate at 20°C and 40°C is 45.3492 mm²/sec and 39.9152 mm²/s, respectively. Dynamic viscosity (calculated) of Reaction mass of 3H-Indolium, 2-[2-[4-[(2-cyanoethyl)methylamino]phenyl]ethenyl]-1,3,3-trimethyl- & acetate at 20°C and 40°C was 49.2038 mPa.S and 43.3079 mPa.S, respectively.

Key value for chemical safety assessment

Viscosity:
45.349 mm²/s (static)
at the temperature of:
20 °C

Additional information

The viscosity determination of Test item Reaction mass of 3H-Indolium, 2-[2-[4-[(2-cyanoethyl)methylamino]phenyl]ethenyl]-1,3,3-trimethyl- & 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 was 45.3492 mm²/sec and 39.9152 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C was 49.2038 mPa.S and 43.3079 mPa.S, respectively.