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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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, 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was observed to be a off-white solid powder.

Melting point:

Based on prediction done using MPBPVP v1.43,the melting point of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was  estimated to be 214.64 Deg C.

Boiling Point:

Based on prediction done using MPBPVP v1.43, the Boiling point of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was  estimated to be 504.38 Deg C.

Density:

Based on prediction done using ACD/I-Lab 2.0, the density of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was estimated to be 1.565 g/cm3.

Particle size distribution:

The particle size distribution of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 53 micron.

Vapour pressure:

The estimated vapour pressure of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate at 25 deg C was 1.75E-10 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 2 -[(4 -amino-3 -methoxyphenyl) sulphonyl]ethyl hydrogen sulphate was estimated to be -3.6. Thus, on the basis of logPow value, chemical 2 -[(4 -amino-3 -methoxyphenyl)sulphonyl]ethyl hydrogen sulphate can be considered to be hydrophilic in nature.

Water solubility:

The estimated water solubility of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was 6000 mg/l.

Surface tension:

Based on the data from ACD labs, surface tension for 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was predicted to be 0.066 N/m.

Flash point:

Flash point of chemical 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate is calculated at 1 atm. Pressure to be 298.15 Deg C.

Auto flammability:

2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate  did not catch fire on being exposed to air at room temperature of 27°C pressure of 966 hPa. This indicates that 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate  is not auto-flammable.

Flammability:

2-[(4 -amino-3 -methoxyphenyl)sulphonyl]ethyl hydrogen sulphate 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 2 -[(4 -amino-3 -methoxyphenyl)sulphonyl]ethyl hydrogen sulphate is not flammable at high temperature. However since such high temperatures are not found under normal circumstances of transportation and use, thus 2 -[(4 -amino-3 -methoxyphenyl)sulphonyl]ethyl hydrogen sulphate 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, 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was observed to be a off-white solid powder.

Melting point:

Based on the prediction done using the EPI Suite MPVPBP V1.43,the melting point of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was predicted.

The melting point of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was estimated to be 214.64 ˚C.

Boiling Point:

Based on the prediction done using the EPI Suite MPVPBP V1.43,the Boiling point of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was predicted.

The boiling point of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was estimated to be 504.38 ˚C.

Density:

Based on prediction done using ACD/I-Lab 2.0, the density of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was estimated to be 1.565 g/cm3.

Particle size distribution:

The particle size distribution of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 53 micron.

Vapour pressure:

Modified Grain method was used to estimate the vapour pressure of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate using MPBPVP v1.43 of EPI SUITE.

The estimated vapour pressure of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate at 25 deg C was 1.75E-10 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 2 -[(4 -amino-3 -methoxyphenyl) sulphonyl]ethyl hydrogen sulphate was estimated to be -3.6. Thus, on the basis of logPow value, chemical 2 -[(4 -amino-3 -methoxyphenyl)sulphonyl]ethyl hydrogen sulphate can be considered to be hydrophilic in nature.

Water solubility:

The estimated water solubility of 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was 6000 mg/l.

Based on the estimated value, 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was soluble in water.

Surface tension:

Based on the data from ACD labs, surface tension for 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate was predicted to be 0.066 N/m.

Flash point:

Flash point of chemical 2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate is calculated at 1 atm. Pressure to be 298.15 Deg C.

Auto flammability:

2-[(4-amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate  did not catch fire on being exposed to air at room temperature of 27°C pressure of 966 hPa. This indicates that 2-[(4 -amino-3-methoxyphenyl)sulphonyl]ethyl hydrogen sulphate  is not auto-flammable.

Flammability:

2-[(4 -amino-3 -methoxyphenyl)sulphonyl]ethyl hydrogen sulphate 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 2 -[(4 -amino-3 -methoxyphenyl)sulphonyl]ethyl hydrogen sulphate is not flammable at high temperature. However since such high temperatures are not found under normal circumstances of transportation and use, thus 2 -[(4 -amino-3 -methoxyphenyl)sulphonyl]ethyl hydrogen sulphate 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.