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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Water solubility

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Endpoint:
water solubility
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
weight of evidence
Justification for type of information:
For Read-Across Justification please refer to Section 13.
Reason / purpose for cross-reference:
read-across source
Conc. based on:
not specified
Temp.:
20 °C
Remarks on result:
completely miscible
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Deviations:
not specified
GLP compliance:
not specified
Type of method:
other: not specified
Key result
Conc. based on:
not specified
Temp.:
20 °C
Remarks on result:
completely miscible
Remarks:
no pH value reported
Conclusions:
The test item is completely miscible with water at 20 °C.
Executive summary:

Value from generally accepted handbook data. The test item is completely miscible with water at 20 °C.

Endpoint:
water solubility
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
weight of evidence
Justification for type of information:
For Read-Across Justification please refer to Section 13.
Reason / purpose for cross-reference:
read-across source
Key result
Water solubility:
240 g/L
Temp.:
20 °C
Remarks on result:
other: no pH reported
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Deviations:
not specified
GLP compliance:
not specified
Type of method:
other: not specified
Key result
Water solubility:
240 g/L
Conc. based on:
not specified
Loading of aqueous phase:
0 mg/L
Incubation duration:
0 min
Temp.:
20 °C
pH:
7 - < 8
Remarks on result:
other:
Remarks:
conc. based on, loading of aqueous phase, incubation duration and pH value not reported. For technical reasons dummy values are given.
Key result
Type of test:
other: not measured
Mean dissolved conc.:
0 mg/L
Element analysed:
none
Loading of aqueous phase:
0 mg/L
Incubation duration:
0 min
Test conditions:
none
Remarks on result:
not measured/tested
Remarks:
not measured

The solubility in water at 20 °C is reported to be 24 % by weight. This corresponds to a water solubility of 240 g/L at 20 °C.

Conclusions:
The water solubility of the test item was determined to be 240 g/L at 20 °C.
Executive summary:

Value from generally accepted handbook data. The water solubility of the test item was determined to be 240 g/L at 20 °C.

Description of key information

Following an analogue read-across approach the water solubility was determined to be 240 g/L at 20 °C.

Key value for chemical safety assessment

Water solubility:
240 g/L
at the temperature of:
20 °C

Additional information

The test item is a mixture of methanol and methyl acetate. No study was available for the water solubility of the mixture, but for the single components methanol and methyl acetate. Therefore, an analogue read-across approach was used.

Methanol is reported to be completely soluble in water at 20 °C.

The water solubility of methyl acetate is reported to be 240 g/L at 20 °C.

Both values are taken from peer reviewed handbooks and so can be considered as reliable. Based on an analogue read-across approach the lowest water solubility of the two components was regarded as worst case. Consequently, a water solubility of 240 g/L at 20 °C was chosen as key value for further chemical safety assessment purposes.