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EC number: 500-151-7 | CAS number: 61791-12-6 1 - 6.5 moles ethoxylated
Endpoint summary
Administrative data
Description of key information
Appearance:
On the basis of physical observation and using the sense of smell, Castor oil, ethoxylated was observed to be a pale yellow liquid.
Melting point:
The Freezing point determination of Castor oil, ethoxylated (CAS No.61791-12-6) was done using crushed ice + salt . No freezing was observed up to -7.76°C. Hence, the freezing point was inferred to be less than -7.76 °C at hPa.
Boiling Point:
The boiling point determination of Test item Castor oil, ethoxylated (CAS No. 61791-12-6 ) was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The mean boiling point was determine to be 232.6°C at 969.6 hPa.
Density:
The density of Test item Castor oil, ethoxylated (CAS No. 61791-12 -6 ) was determined following OECD guideline 109 and according to the Indian standard method for determination of density of liquids [IS 4730:1994 (Reaffirmed 2010)]. The mean density of the test item was determine to be 0.9787 g/cm³ at 20°C and 968.3 hPa.
Particle size distribution:
The study does not need to be conducted because the substance is marketed or used in a non solid or granular form .On the basis of physical observation and using the sense of smell, Castor oil, ethoxylated was observed to be a pale yellow liquid.
Vapour pressure:
The estimated vapour pressure of Castor oil, ethoxylated (CAS No. 61791-12-6 ) at 25 deg C was 1.0E-33 Pa.
Partition coefficient:
The partition Coefficient n-octanol/water of test chemical was determined by the Reverse Phase High Performance Liquid Chromatographic method according to OECD Guideline No. 117 for testing of Chemicals. A test item solution was prepared by accurately pipetting 4 microliter of test item and diluted with Acetonitrile up to 10 ml. Thus, the test solution concentration was 383.2 mg/l. The pH of test substance was 6.9.The reference substances were chosen according to estimated Pow range of the test substance and generalized calibration graph was prepared. The reference substances were Butanone, Acetophenone, Benzophenone, 4-Methoxyphenol, Phenol, Benzene, Biphenyl, Methyl benzoate, Benzyl Benzoate, 1,4-Dichlorobenzene, 1,2,4-Trichlorobenzene, Chlorobenzene, Bromobenzene, 2,3-Dichloroaniline, 4-Acetylpyridine, Acetanilide, 2-Nitrophenol, Nitrobenzene, 2,6-Dichlorobenzonitrile, Diphenylamine, Cinnamyl alcohol, 4-Methylbenzyl alcohol, Benzyl alcohol, Phenoxyacetic acid, Dodecanoic acid, Toluene, Ethylbenzene, Naphthalene, Diphenyl ether, n-Butylbenzene, DDT having Pow value ranging from 0.3 to 6.5. The Log Pow value of the test substance Castor oil, ethoxylated was determined to be 4.297 ± 0.001 dimensionless at 25°C. On the basis of this value, test chemical can be considered to be hydrophobic in nature.
Water solubility:
The water solubility determination of test item Castor oil, ethoxylated (CAS No. 61791-12-6) was done as per the OECD guideline 105 by spectrophotometric analytical method as per OECD 101. The solubility of Castor oil, ethoxylated of CAS No: 61791 -12 -6 in water was determine to be 24.11 mg/L at 25°C.
Thus the Castor oil, ethoxylated is considered to be slightly soluble.
Solubility in organic solvents / fat solubility:
The solubility determination of test substance Castor oil, ethoxylated (CAS No. 61791-16-2) in various organics solvents was done with acetone, acetonitrile, methanol, ethanol, toluene and Dimethylformamide (DMF).The solubility of the test substance in acetone, acetonitrile and toluene was determine to be in the range of 200-1000 mg/L, whereas the solubility value in Methanol and Ethanol was determine to be in the range 100-200 mg/L, and the solubility range in DMF was determine to be greater than 1000 mg/L respectively at 29.9 °C.
Surface tension:
Based on the data from ACD labs, surface tension for Castor oil, ethoxylated (CAS No. 61791-12-6) was predicted to be 40.1 mN/m.
Flash point:
The flash point determination of Test item Castor oil, ethoxylated (CAS No. 61791-12-6 )was done. The method was closed cup method using Pensky-Martens Flash Point Apparatus. The mean flash point of the test item was determine to be 185°C at 969.7 hPa.
Auto flammability:
Castor oil, ethoxylated did not catch fire on being exposed to air at room temperature of 23 degC and atmospheric pressure of 995 hPa. This indicates that Castor oil, ethoxylated is not auto-flammable.
Flammability:
From the experimental values of flammability, Castor oil, ethoxylated ignited when the flame of bunsen burner having temperature of 950 degC was brought in contact with it. Thus it can be concluded that Castor oil, ethoxylated is flammable only at high temperature of about 950 degC. However since such high temperatures are not determine under normal circumstances of transportation and use,Castor oil, ethoxylated was considered non-flammable.
Explosiveness:
According to theoretical considerations based on chemical structure, Castor oil, ethoxylated does not possess explosive properties. The reason for these is there are no chemical groups associated with explosive properties in Castor oil, ethoxylated. Thus, as per column 2 of Annex VII this information is not required.
Oxidizing properties:
Castor oil, ethoxylated was determine to be mildly oxidising since 208.9 ml of KMnO4 was required for getting the end point of the redox titration for 100 ml of Castor oil, ethoxylated.
Stability in organic solvents and identity of relevant degradation products:
Castor oil, ethoxylated was found to be stable in organic solvent dichloro methane and no degradation products were formed after 24 hours as evident from the GC-MS chromatogram obtained at 0 hours and that obtained after 24 hours.
pH:
The pH determination of test item Castor oil, ethoxylated (CAS No. 61791-12-6 ) was done as per the test guideline OECD 122. The mean pH of the test dispersionwas determined with the help of digital pH meter. The mean pH was determine to be 4.96 at 25.4 °C.
Dissociation constant:
The experimental pKa value for Castor oil, ethoxylated was determine to be 0.000000003 at 23 deg C,indicating that it has dissociation properties.
Viscosity:
Kinematic viscosity (experimental) of Castor oil, ethoxylated( CAS No. 61791-12-6) at 40°C and 60°C was 252.0882 mm²/sec and 243.3691 mm²/s,respectively.
Dynamic viscosity (calculated) of Castor oil, ethoxylated( CAS No. 61791-12-6) at 40°C and 60°C was 246.7187 mPa.S and 238.1853 mPa.S, respectively.
Additional information
Appearance:
On the basis of physical observation and using the sense of smell, Castor oil, ethoxylated was observed to be a pale yellow liquid.
Melting point:
The Freezing point determination of Castor oil, ethoxylated (CAS No.61791-12-6) was done using crushed ice + salt . No freezing was observed up to -7.76°C. Hence, the freezing point was inferred to be less than -7.76 °C at hPa.
Boiling Point:
The boiling point determination of Test item Castor oil, ethoxylated (CAS No. 61791-12-6 ) was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The mean boiling point was determine to be 232.6°C at 969.6 hPa.
Density:
The density of Test item Castor oil, ethoxylated (CAS No. 61791-12 -6 ) was determined following OECD guideline 109 and according to the Indian standard method for determination of density of liquids [IS 4730:1994 (Reaffirmed 2010)]. The mean density of the test item was determine to be 0.9787 g/cm³ at 20°C and 968.3 hPa.
Particle size distribution:
The study does not need to be conducted because the substance is marketed or used in a non solid or granular form .On the basis of physical observation and using the sense of smell, Castor oil, ethoxylated was observed to be a pale yellow liquid.
Vapour pressure:
Modified Grain method was used to estimate the vapour pressure of Castor oil, ethoxylated (CAS No. 61791-12-6 ) using MPBPVP v1.43 of EPI SUITE.
The estimated vapour pressure of Castor oil, ethoxylated (CAS No. 61791-12-6 ) at 25 deg C was 1.0E-33 Pa.
Partition coefficient:
The partition Coefficient n-octanol/water of test chemical was determined by the Reverse Phase High Performance Liquid Chromatographic method according to OECD Guideline No. 117 for testing of Chemicals. A test item solution was prepared by accurately pipetting 4 microliter of test item and diluted with Acetonitrile up to 10 ml. Thus, the test solution concentration was 383.2 mg/l. The pH of test substance was 6.9.The reference substances were chosen according to estimated Pow range of the test substance and generalized calibration graph was prepared. The reference substances were Butanone, Acetophenone, Benzophenone, 4-Methoxyphenol, Phenol, Benzene, Biphenyl, Methyl benzoate, Benzyl Benzoate, 1,4-Dichlorobenzene, 1,2,4-Trichlorobenzene, Chlorobenzene, Bromobenzene, 2,3-Dichloroaniline, 4-Acetylpyridine, Acetanilide, 2-Nitrophenol, Nitrobenzene, 2,6-Dichlorobenzonitrile, Diphenylamine, Cinnamyl alcohol, 4-Methylbenzyl alcohol, Benzyl alcohol, Phenoxyacetic acid, Dodecanoic acid, Toluene, Ethylbenzene, Naphthalene, Diphenyl ether, n-Butylbenzene, DDT having Pow value ranging from 0.3 to 6.5. The Log Pow value of the test substance Castor oil, ethoxylated was determined to be 4.297 ± 0.001 dimensionless at 25°C. On the basis of this value, test chemical can be considered to be hydrophobic in nature.
Water solubility:
The water solubility determination of test item Castor oil, ethoxylated (CAS No. 61791-12-6) was done as per the OECD guideline 105 by spectrophotometric analytical method as per OECD 101. The solubility of Castor oil, ethoxylated of CAS No: 61791 -12 -6 in water was determine to be 24.11 mg/L at 25°C.
Thus the Castor oil, ethoxylated is considered to be slightly soluble.
Solubility in organic solvents / fat solubility:
The solubility determination of test substance Castor oil, ethoxylated (CAS No. 61791-16-2) in various organics solvents was done with acetone, acetonitrile, methanol, ethanol, toluene and Dimethylformamide (DMF).The solubility of the test substance in acetone, acetonitrile and toluene was determine to be in the range of 200-1000 mg/L, whereas the solubility value in Methanol and Ethanol was determine to be in the range 100-200 mg/L, and the solubility range in DMF was determine to be greater than 1000 mg/L respectively at 29.9 °C.
Surface tension:
Based on the data from ACD labs, surface tension for Castor oil, ethoxylated (CAS No. 61791-12-6) was predicted to be 40.1 mN/m.
Flash point:
The flash point determination of Test item Castor oil, ethoxylated (CAS No. 61791-12-6 )was done. The method was closed cup method using Pensky-Martens Flash Point Apparatus. The mean flash point of the test item was determine to be 185°C at 969.7 hPa.
Auto flammability:
Castor oil, ethoxylated did not catch fire on being exposed to air at room temperature of 23 degC and atmospheric pressure of 995 hPa. This indicates that Castor oil, ethoxylated is not auto-flammable.
Flammability:
From the experimental values of flammability, Castor oil, ethoxylated ignited when the flame of bunsen burner having temperature of 950 degC was brought in contact with it. Thus it can be concluded that Castor oil, ethoxylated is flammable only at high temperature of about 950 degC. However since such high temperatures are not determine under normal circumstances of transportation and use,Castor oil, ethoxylated was considered non-flammable.
Explosiveness:
According to theoretical considerations based on chemical structure, Castor oil, ethoxylated does not possess explosive properties. The reason for these is there are no chemical groups associated with explosive properties in Castor oil, ethoxylated. Thus, as per column 2 of Annex VII this information is not required.
Oxidizing properties:
Castor oil, ethoxylated was determine to be mildly oxidising since 208.9 ml of KMnO4 was required for getting the end point of the redox titration for 100 ml of Castor oil, ethoxylated.
Stability in organic solvents and identity of relevant degradation products:
Castor oil, ethoxylated was found to be stable in organic solvent dichloro methane and no degradation products were formed after 24 hours as evident from the GC-MS chromatogram obtained at 0 hours and that obtained after 24 hours.
pH:
The pH determination of test item Castor oil, ethoxylated (CAS No. 61791-12-6 ) was done as per the test guideline OECD 122. The mean pH of the test dispersionwas determined with the help of digital pH meter. The mean pH was determine to be 4.96 at 25.4 °C.
Dissociation constant:
The experimental pKa value for Castor oil, ethoxylated was determine to be 0.000000003 at 23 deg C,indicating that it has dissociation properties.
Viscosity:
The viscosity determination of Test item Castor oil, ethoxylated (CAS No. 61791-12-6 )was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Test item at 40°C and 60°C was 252.0882 mm²/sec and 243.3691 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 40°C and 60°C is 246.7187 mPa.S and 238.1853 mPa.S, respectively.
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