Registration Dossier
Registration Dossier
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EC number: 273-258-7 | CAS number: 68955-20-4 This substance is identified by SDA Substance Name: C16-C18 alkyl alcohol sulfuric acid sodium salt and SDA Reporting Number: 19-062-04.
Henry's Law constant
Administrative data
- Endpoint:
- Henry's law constant
- Adequacy of study:
- disregarded due to major methodological deficiencies
- Reliability:
- 3 (not reliable)
- Rationale for reliability incl. deficiencies:
- other: Prediction model does not take into account surfactant properties. Not possible to judge the validity of the calculated values.
Data source
Referenceopen allclose all
- Reference Type:
- secondary source
- Title:
- SIDS Category of Alkyl sulfates, Alkane sulfonates and Alpha-olefin sulfonates
- Author:
- OECD
- Year:
- 2 007
- Bibliographic source:
- UNEP Publications
- Reference Type:
- other: (Q)SAR
- Title:
- EPI Suite (2005): EPI v3.12, Physical/chemical property estimation programs.
- Author:
- US EPA
- Year:
- 2 005
- Bibliographic source:
- as cited in: SIDS Category of Alkyl sulfates, Alkane sulfonates and Alpha-olefin sulfonates
- Report date:
- 2005
Materials and methods
- Principles of method if other than guideline:
- EPI Suite v3.12, HENRYWIN v3.12
Test material
- Reference substance name:
- Sulfuric acid, mono-C16-18-alkyl esters, sodium salts
- EC Number:
- 273-258-7
- EC Name:
- Sulfuric acid, mono-C16-18-alkyl esters, sodium salts
- Cas Number:
- 68955-20-4
- Molecular formula:
- Unspecified
- IUPAC Name:
- disodium hexadecane-1-sulfonate octadecane-1-sulfonate
Constituent 1
Results and discussion
Henry's Law constant Hopen allclose all
- H:
- 0.058 Pa m³/mol
- Temp.:
- 25 °C
- Remarks on result:
- other: C16, Bond method
- H:
- 0.1 Pa m³/mol
- Temp.:
- 25 °C
- Remarks on result:
- other: C18, Bond method
Applicant's summary and conclusion
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