Registration Dossier
Registration Dossier
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EC number: 605-399-0 | CAS number: 165252-70-0
Water solubility
Administrative data
Link to relevant study record(s)
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 14/09/1999 - 15/03/2000
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP, Guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 105 (Water Solubility)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.6 (Water Solubility)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.7840 (Water Solubility)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- flask method
- Key result
- Water solubility:
- 39.83 g/L
- Temp.:
- 20 °C
- pH:
- 6.98
- Conclusions:
- Interpretation of results : very soluble (> 10000 mg/L)
Solubility of dinotefuran in unbuffered water is 39.83 g/L (pH 6.98) at 20°C. - Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 21/08/1995 - 29/07/1998
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP, Guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 105 (Water Solubility)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.6 (Water Solubility)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- flask method
- Water solubility:
- 39 g/L
- Temp.:
- 10 °C
- Remarks on result:
- other: solubility in purified water
- Water solubility:
- 54.3 g/L
- Temp.:
- 20 °C
- Remarks on result:
- other: solubility in purified water
- Water solubility:
- 89.7 g/L
- Temp.:
- 30 °C
- Remarks on result:
- other: solubility in purified water
- Water solubility:
- 52.3 g/L
- Temp.:
- 20 °C
- pH:
- 5
- Remarks on result:
- other: pH 5 buffer solution
- Water solubility:
- 54.5 g/L
- Temp.:
- 20 °C
- pH:
- 7
- Remarks on result:
- other: pH 7 buffer solution
- Water solubility:
- 51.2 g/L
- Temp.:
- 20 °C
- pH:
- 9
- Remarks on result:
- other: pH 9 buffer solution
- Conclusions:
- very soluble (> 10000 mg/L)
Solubility of dinotefuran in water is 54.3 ± 1.3 g/L at 20°C.
Referenceopen allclose all
Summary of dinotefuran water solubility data
Sampling interval |
Time equilibrated at 20ºC (hr) |
Temperature (ºC) |
Dinotefuran g/L |
% difference |
pH reading |
||
Trial |
Date |
Time at 30ºC (hr) |
|||||
1 |
18-Jan |
67.57 |
28.17 |
19.7 |
39.37 |
|
6.99 |
2 |
19-Jan |
91.57 |
26.75 |
19.7 |
39.80 |
1.1 |
6.96 |
3 |
20-Jan |
116.48 |
24.42 |
19.7 |
40.32 |
1.3 |
6.98 |
|
|
|
Average |
19.7 |
39.83 |
|
6.98 |
|
|
|
Std Dev |
0.00 |
0.48 |
0.02 |
|
|
|
|
% RSD |
0.0 |
1.2 |
0.2 |
|
Measurements of water solubility
Measurements of water solubility at 10ºC |
|||||
Sample |
Time (days) |
Concentration (g/L) |
Mean concentration (g/L) |
pH |
|
Held at 20ºC |
Equilibrated at 10ºC |
||||
1A, 1B |
1 |
1 |
56.9, 57.9 |
57.4 |
8.12, 8.12 |
2A, 2B |
2 |
1 |
59.7, 53.4 |
56.6 |
7.88, 7.89 |
3A, 3B |
3 |
1 |
49.3, 44.5 |
46.9 |
7.82, 7.83 |
4A, 4B |
7 |
1 |
36.0, 39.4 |
37.7 |
7.83, 7.77 |
5A, 5B |
8 |
1 |
39.6, 41.0 |
40.3 |
7.66, 7.75 |
Measurements of water solubility at 20ºC |
|||||
Sample |
Time (days) |
Concentration (g/L) |
Mean concentration (g/L) |
pH |
|
Held at 20ºC |
Equilibrated at 10ºC |
||||
1A, 1B |
1 |
1 |
54.2, 55.1 |
54.6 |
7.76, 7.84 |
2A, 2B |
2 |
1 |
53.5, 56.2 |
54.8 |
7.75, 7.75 |
3A, 3B |
3 |
1 |
54.5, 52.5 |
53.5 |
7.79, 7.79 |
Measurements of water solubility at 30ºC |
|||||
Sample |
Time (days) |
Concentration (g/L) |
Mean concentration (g/L) |
pH |
|
Held at 40ºC |
Equilibrated at 30ºC |
||||
1A, 1B |
1 |
1 |
89.0, 88.9 |
88.9 |
7.89, 7.88 |
2A, 2B |
2 |
1 |
87.4, 87.8 |
87.6 |
7.80, 7.82 |
3A, 3B |
3 |
1 |
91.2, 94.1 |
92.7 |
7.92, 8.10 |
Measurements of pH 5.0 buffer solubility at 20ºC |
|||||
Sample |
Time (days) |
Concentration (g/L) |
Mean concentration (g/L) |
pH |
|
Held at 30ºC |
Equilibrated at 20ºC |
||||
1A, 1B |
1 |
1 |
53.3, 53.3 |
53.3 |
5.09, 5.10 |
2A, 2B |
2 |
1 |
51.7, 52.4 |
52.1 |
5.06, 5.04 |
3A, 3B |
3 |
1 |
50.7, 52.2 |
51.5 |
5.05, 5.14 |
Measurements of pH 7.0 buffer solubility at 20ºC |
|||||
Sample |
Time (days) |
Concentration (g/L) |
Mean concentration (g/L) |
pH |
|
Held at 30ºC |
Equilibrated at 20ºC |
||||
1A, 1B |
1 |
1 |
56.1, 54.0 |
55.1 |
7.05, 7.02 |
2A, 2B |
2 |
1 |
54.0, 54.5 |
54.3 |
7.11, 7.08 |
3A, 3B |
3 |
1 |
53.9, 54.4 |
54.1 |
7.12, 7.06 |
Measurements of pH 9.0 buffer solubility at 20ºC |
|||||
Sample |
Time (days) |
Concentration (g/L) |
Mean concentration (g/L) |
pH |
|
Held at 30ºC |
Equilibrated at 20ºC |
||||
1A, 1B |
1 |
1 |
54.0, 52.4 |
53.2 |
9.01, 9.01 |
2A, 2B |
2 |
1 |
51.3, 49.2 |
50.2 |
9.03, 9.03 |
3A, 3B |
3 |
1 |
50.6, 49.5 |
50.1 |
9.05, 9.04 |
Description of key information
Key value for chemical safety assessment
- Water solubility:
- 39.83 g/L
- at the temperature of:
- 20 °C
Additional information
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