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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Appearance:

On the basis of physical observation and using the sense of smell, Ethylbenzenesulphonic acid was observd to be a solid.

Melting point:

Based on prediction done using MPBPVP v1.43,the melting point of Ethylbenzenesulphonic acid was estimated to be 110.24 Deg C.

Boiling Point:

Based on prediction done using MPBPVP v1.43, the Boiling point of Ethylbenzenesulphonic acid was  estimated to be 343.82 Deg C.

Density:

Based on prediction done using ACD/I-Lab 2.0,the density of test Ethylbenzenesulphonic acid was estimated to be 1.284 g/cm3.

Particle size distribution:

The particle size distribution of Ethylbenzenesulphonic acid was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 25 micron.

Vapour pressure:

The estimated vapour pressure of Ethylbenzenesulphonic acid at 25 deg C was 0.000152 Pa.

Partition coefficient:

Based on the available data from modeling databases using the KOWWIN V1.68 programme, octanol water partition coefficient (log Pow) value of the test substance Ethylbenzenesulphonic acid was estimated to be -0.13. Thus, on the basis of logPow value, chemical Ethylbenzenesulphonic acid can be considered to be hydrophilic in nature.

Water solubility:

The estimated water solubility of Ethylbenzenesulphonic acid at 25 deg C was 65830 mg/l.

Surface tension:

Based on the data from ACD labs, surface tension for Ethylbenzenesulphonic acid was predicted to be 0.0464 N/m.

Flash point:

Flash point of Ethylbenzenesulphonic acid is calculated at 1 atm. Pressure to be 173.73 Deg C.

Auto flammability:

Ethylbenzenesulphonic acid did not catch fire on being exposed to air at room temperature of 27°C pressure of 966 hPa. This indicates that Ethylbenzenesulphonic acid is not auto-flammable.

Flammability:

Ethylbenzenesulphonic acid does not indicate any ignition when the flame of bunsen burner having temperature of approximately 950°C is brought in contact with it. Thus it can be concluded that Ethylbenzenesulphonic acid is not flammable at high temperature. However since such high temperatures are not found under normal circumstances of transportation and use, thus Ethylbenzenesulphonic acid was considered non-flammable for chemical safety assessment.

Explosiveness:

The study does not need to be conducted because there are no chemical groups present in the molecule which are associated with explosive properties.

Oxidizing properties:

The study does not need to be conducted because the organic substance contains oxygen or halogen atoms which are chemically bonded only to carbon or hydrogen and hence, the classification procedure does not need to be applied.

Additional information

Appearance:

On the basis of physical observation and using the sense of smell, Ethylbenzenesulphonic acid was observd to be a solid.

Melting point:

Based on the prediction done using the EPI Suite MPVPBP V1.43,the melting point of Ethylbenzenesulphonic acid was predicted.

The melting point of Ethylbenzenesulphonic acid was estimated to be 110.24 ˚C.

Boiling Point:

Based on the prediction done using the EPI Suite MPVPBP V1.43,the Boiling point of Ethylbenzenesulphonic acid was predicted.

The boiling point of Ethylbenzenesulphonic acid was estimated to be 343.82 ˚C.

Density:

Based on prediction done using ACD/I-Lab 2.0,the density of test Ethylbenzenesulphonic acid was estimated to be 1.284 g/cm3.

Particle size distribution:

The particle size distribution of Ethylbenzenesulphonic acid was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 25 micron.

Vapour pressure:

Modified Grain method was used to estimate the vapour pressure of Ethylbenzenesulphonic acid using MPBPVP v1.43 of EPI SUITE.

The estimated vapour pressure of Ethylbenzenesulphonic acid at 25 deg C was 0.000152 Pa.

Partition coefficient:

Based on the available data from modeling databases using the KOWWIN V1.68 programme, octanol water partition coefficient (log Pow) value of the test substance Ethylbenzenesulphonic acid was estimated to be -0.13. Thus, on the basis of logPow value, chemical Ethylbenzenesulphonic acid can be considered to be hydrophilic in nature.

Water solubility:

WSKOW v1.42 was used to estimate the water solubility of Ethylbenzenesulphonic acid.

The estimated water solubility of Ethylbenzenesulphonic acid at 25 deg C was 65830 mg/l.

Based on the estimated value, Ethylbenzenesulphonic acid was very soluble in water.

Surface tension:

Based on the data from ACD labs, surface tension for Ethylbenzenesulphonic acid was predicted to be 0.0464 N/m.

Flash point:

Flash point of Ethylbenzenesulphonic acid is calculated at 1 atm. Pressure to be 173.73 Deg C.

Auto flammability:

Ethylbenzenesulphonic acid did not catch fire on being exposed to air at room temperature of 27°C pressure of 966 hPa. This indicates that Ethylbenzenesulphonic acid is not auto-flammable.

Flammability:

Ethylbenzenesulphonic acid does not indicate any ignition when the flame of bunsen burner having temperature of approximately 950°C is brought in contact with it. Thus it can be concluded that Ethylbenzenesulphonic acid is not flammable at high temperature. However since such high temperatures are not found under normal circumstances of transportation and use, thus Ethylbenzenesulphonic acid was considered non-flammable for chemical safety assessment.

Explosiveness:

The study does not need to be conducted because there are no chemical groups present in the molecule which are associated with explosive properties.

Oxidizing properties:

The study does not need to be conducted because the organic substance contains oxygen or halogen atoms which are chemically bonded only to carbon or hydrogen and hence, the classification procedure does not need to be applied.