Registration Dossier
Registration Dossier
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Reaction mass of 1,5-Naphthalenedisulfonic acid, 3,3'-[(4-methyl-1,2-phenylene)bis[imino(6-chloro-1,3,5-triazine-4,2-diyl)imino[2-(acetylamino)-5-methoxy-4,1-phenylene]-2,1-diazenediyl]]bis-, sodium salt (1:4) and 1,5-Naphthalenedisulfonic acid, 3,3'-[(3-methyl-1,2-phenylene)bis[imino(6-chloro-1,3,5-triazine-4,2-diyl)imino[2-(acetylamino)-5-methoxy-4,1-phenylene]-2,1-diazenediyl]]bis-, sodium salt (1:4)
EC number: 947-857-5 | CAS number: -
Water solubility
Some information in this page has been claimed confidential.
Administrative data
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- From March 18, 1989 to July 26, 1989
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 989
- Report date:
- 1989
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.6 (Water Solubility)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- flask method
Test material
- Test material form:
- solid
Constituent 1
Results and discussion
Water solubility
- Key result
- Water solubility:
- > 200 g/L
- Conc. based on:
- test mat.
- Incubation duration:
- ca. 4 - ca. 8 d
- Temp.:
- 22 °C
- pH:
- ca. 6.3 - ca. 6.34
Any other information on results incl. tables
No evidence of chemical instability was observed.
All three tests were completely in solution with no visible solid being detected.
Results:
| Test | Test 1 | Test 2 | Test 3 | |||
| Duration | 4 days | 7 days | 8 days | |||
| Weight of Test Substance (g) | 8.6669 | 8.3417 | 8.088 | |||
| Weight of Distilled Water (g) | 19.4184 | 21.2361 | 19.984 | |||
| Test Dilution with Distilled Water |
0.0527 g to 100 mL Then |
0.0922 g to 100 mL Then |
0.0625 g to 100 mL Then |
|||
| (1) 5.0 mL to 100 mL |
(2) 25.0 mL to 100 mL |
(1) 25.0 mL to 100 mL |
(2) 10.0 mL to 100 mL |
(1) 25.0 mL to 100 mL |
(2) 10.0 mL to 100 mL |
|
| Absorbance (1 cm cell, 415 nm) | 0.233 | 1.141 | 1.818 | 0.733 | 1.248 | 0.499 |
| Pg/mL | 7.75 | 39 | 62 | 25 | 42.5 | 17.25 |
| % w/w Solubility | 29.4 | 29.6 | 26.9 | 27.1 | 27.2 | 27.6 |
| % w/w Solubility (adjusted for 10.7 % H2O content) |
26.3 | 26.4 | 24 | 24.2 | 24.3 | 24.7 |
| pH | 6.34 | 6.3 | not tested | |||
Applicant's summary and conclusion
- Conclusions:
- Under the study conditions, the water solubility of the substance was determined to be > 200 g/L at 22°C.
- Executive summary:
A study was conducted to determine the water solubility of the substance according to EU Method A.6, using flask method. Under the study conditions, the water solubility of the substance was determined to be > 200000 mg/L at 22°C (Williams, 1989).
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