Registration Dossier
Registration Dossier
Data platform availability banner - registered substances factsheets
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 273-257-1 | CAS number: 68955-19-1 This substance is identified by SDA Substance Name: C12-C18 alkyl alcohol sulfuric acid sodium salt and SDA Reporting Number: 16-062-04.
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
Phototransformation in air
Administrative data
- Endpoint:
- phototransformation in air
- Type of information:
- (Q)SAR
- Adequacy of study:
- other information
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Generally accepted calculation method.
- Justification for type of information:
- QSAR prediction: migrated from IUCLID 5.6
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: QSAR
- Title:
- EPI Suite, EPI v3.12, December 8, 2005. Physical/chemical property estimation programs
- Author:
- US EPA
- Year:
- 2 005
- Bibliographic source:
- http://www.epa.gov/oppt/exposure/docs/episuitedl.htm, 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:
- Method: other (calculated): EPIWIN v3.12, AopWin v1.91
Test material
- Reference substance name:
- Sulfuric acid, mono-C12-18-alkyl esters, sodium salts
- EC Number:
- 273-257-1
- EC Name:
- Sulfuric acid, mono-C12-18-alkyl esters, sodium salts
- Cas Number:
- 68955-19-1
- Molecular formula:
- C12-18H25-37SO4Na
- IUPAC Name:
- Sulfuric acid, C12-18-alkyl(even numbered) esters, sodium salts
Constituent 1
Study design
- Details on test conditions:
- Sensitiser (for indirect photolysis): OH
Results and discussion
Any other information on results incl. tables
RS-Freetext:
Hydroxyl Radicals reaction (24-hr day ; 0.5E6 OH/cm3):
Chain Half Life Rate Constant
length (hours) (cm3/molecule-sec)
C12 26 1.48 E-11
C14 22 1.77 E-11
C16 19 2.05 E-11
C18 17 2.33 E-11
Applicant's summary and conclusion
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.