CAS 1120-04-3PubChem CID 23673604
Sodium Stearyl Sulfate
- IUPAC name
- sodium octadecyl sulfate
- Molecular formula
- C18H37NaO4S
- Molecular weight
- 372.5 g/mol
- Exact mass
- 372.23102511 Da
- Topological polar surface area
- 74.8 Ų
- Hydrogen-bond donors
- 0
- Hydrogen-bond acceptors
- 4
- Covalent units
- 2
- Defined stereocentres
- 0
Also known as
OCTADECYL SULFATE SODIUM SALTsodium;octadecyl sulfateSodium octadecyl sulphateOctadecyl sodium sulfateSulfuric acid, monooctadecyl ester, sodium saltSodium monostearyl sulfateSodium monooctadecyl sulfateEINECS 214-295-0
16 more reported names
sodium stearyl sulphateEINECS 265-560-2Sulfuric acid, monooctadecyl ester, sodium salt (1:1)Octadecadienyl sulfate (1:1), sodium saltOctadecadien-1-ol, hydrogen sulfate, sodium saltOctadecadien-1-ol, 1-(hydrogen sulfate), sodium salt (1:1)RefChem:887886SODIUM STEARYL SULFATE [INCI]Sodium n-octadecyl sulfateSODIUMN-OCTADECYLSULFATEUNII-T4EWW0Y4EJSodium octadecadienyl sulphateOctadecyl sulfate, sodium saltC18H37NaO4STox21_302384TN7170
External database identifiers
- ChEMBL:CHEMBL462322
- EPA DTXSID:DTXSID6047103
Evidence from additional scientific databases
NIH PubChem PUG-View
Exact identifier match23673604
Attributed physical-property, hazard, environmental and use annotations.
- Note: This chemical does not meet GHS hazard criteria for 0.7% (1 of 149) of reports. Source: European Chemicals Agency (ECHA)
- Signal: Warning Source: European Chemicals Agency (ECHA)
- GHS Hazard Statements: H315 (29.5%): Causes skin irritation [Warning Skin corrosion/irritation]; H319 (99.3%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]; H335 (29.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation] Source: European Chemicals Agency (ECHA)
- Precautionary Statement Codes: P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement) Source: European Chemicals Agency (ECHA)
- ECHA C&L Notifications Summary: Aggregated GHS information provided per 149 reports by companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.; Reported as not meeting GHS hazard criteria per 1 of 149 reports by companies.; There are 5 notifications provided by 148 of 149 reports by companies with hazard statement code(s).; Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)
- GHS Hazard Statements: H412: Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard] Source: NITE-CMC
- Precautionary Statement Codes: P273, and P501 (click each P-code to see the statement) Source: NITE-CMC
- Cosmetic Ingredient Review Finding(s): Safe in the present practices of use and concentration. Ingredient, concentration, and use information are available in documents discoverable at https://cir-reports.cir-safety.org Source: Cosmetic Ingredient Review (CIR)
- Cosmetic Ingredient Review Link: CIR ingredient: Sodium Stearyl Sulfate Source: Cosmetic Ingredient Review (CIR)
Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record
Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.
Additional source coverage and match status
| Source | Result | Checked |
|---|---|---|
| NIH PubChem PUG-View | Exact match | 2026-08-31 |
A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.
Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.