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Diss Factsheets

Physical & Chemical properties

Viscosity

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental result performed using standard methods of analysis
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:
not specified
Type of method:
other: Redwood Viscometer No. 1
Specific details on test material used for the study:
- Name of test material: Pentyl phenylacetate
- Molecular formula: C13H18O2
- Molecular weight: 206.283 g/mole
- Smiles notation: C(=O)(Cc1ccccc1)OCCCCC
- InChl: 1S/C13H18O2/c1-2-3-7-10-15-13(14)11-12-8-5-4-6-9-12/h4-6,8-9H,2-3,7,10-11H2,1H3

Key result
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
20.143
Remarks on result:
other: no data available
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
20.856
Remarks on result:
other: no data available
Key result
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
20.743
Remarks on result:
other: no data available
Key result
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
21.477
Remarks on result:
other: no data available

Calculation of Dynamic Viscosities:

 

For Test Temperature at 800C

               ν= η/ρ

               

 

For Test Temperature at 1000C

               ν= η/ρ

              

Conclusions:
The viscosity determination of the chemical pentyl 2-phenylacetate (CAS No. 5137-52-0 )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 20.1432 mm²/sec and 20.8560 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C is 20.7434 mPa.S and 21.4775 mPa.S, respectively.
Executive summary:

The viscosity determination of the chemical pentyl 2-phenylacetate (CAS No. 5137-52-0 )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 20.1432 mm²/sec and 20.8560 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C is 20.7434 mPa.S and 21.4775 mPa.S, respectively.

Description of key information

The viscosity determination of the chemical pentyl 2-phenylacetate (CAS No. 5137-52-0 )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 20.1432 mm²/sec and 20.8560 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C is 20.7434 mPa.S and 21.4775 mPa.S, respectively.

Key value for chemical safety assessment

Viscosity:
20.743 mPa · s (dynamic)
at the temperature of:
20 °C

Additional information

The viscosity determination of the chemical pentyl 2-phenylacetate (CAS No. 5137-52-0 )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 20.1432 mm²/sec and 20.8560 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C is 20.7434 mPa.S and 21.4775 mPa.S, respectively.