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Diss Factsheets

Physical & Chemical properties

Water solubility

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Administrative data

Endpoint:
water solubility
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Justification for type of information:
1. SOFTWARE : EpiWeb v4.10

2. MODEL (incl. version number) : WSKow v1.41

3. SMILES OR OTHER IDENTIFIERS USED AS INPUT FOR THE MODEL
C=CC(=O)Nc1ccccc1

4. SCIENTIFIC VALIDITY OF THE (Q)SAR MODEL
[Explain how the model fulfils the OECD principles for (Q)SAR model validation. Consider attaching the QMRF or providing a link]
See the attached article (Meylan 1996) as QMRF

5. APPLICABILITY DOMAIN
[Explain how the substance falls within the applicability domain of the model]
logKow, melting point and molecular weight all fall within the applicability domain of the QSAR (see QMRF attached).

6. ADEQUACY OF THE RESULT
[Explain how the prediction fits the purpose of classification and labelling and/or risk assessment]
The prediction shows that the substance is highly soluble in water.

Data source

Reference
Reference Type:
publication
Title:
IMPROVED METHOD FOR ESTIMATING WATER SOLUBILITY FROM OCTANOL/WATER PARTITION COEFFICIENT
Author:
Meylan, W.M.
Howard, P.H.
Boethling, R.S.
Year:
1996
Bibliographic source:
Environmental Toxicology and Chemistry, Vol. 15, No. 2, pp. 100–106, 1996

Materials and methods

Test guideline
Guideline:
other: ECHA guidance on information requirements and chemical safety assessment Chapter R.6: QSARs and grouping of chemicals, March 2008
GLP compliance:
not specified
Type of method:
other: WSKOW v1.42; estimated with Log Kow = 1.45

Test material

Constituent 1
Chemical structure
Reference substance name:
N-phenylprop-2-enamide
EC Number:
606-936-1
Cas Number:
2210-24-4
Molecular formula:
C9 H9 N O
IUPAC Name:
N-phenylprop-2-enamide
Details on test material:
SMILES: C=CC(=O)Nc1ccccc1
CAS No: 2210-24-4

Results and discussion

Water solubility
Water solubility:
11.28 g/L
Temp.:
25 °C
Remarks on result:
other: log Pow of 1 (measured value) was used

Applicant's summary and conclusion

Conclusions:
The water solubility was estimated at 11.28 g/L using the WSKowwin model v1.41 (EpiSuite v4.10).