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Sodium octyl sulfate_Molecular_structure_CAS_142-31-4)
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Sodium octyl sulfate

Catalog No. 75073 Name Sigma Aldrich
CAS Number 142-31-4 Website http://www.sigmaaldrich.com
M. F. C8H17NaO4S Telephone 1-800-521-8956
M. W. 232.27295 Fax
Purity ≥99.0% (T) Email
Storage Chembase ID: 77916


IUPAC name
sodium octyl sulfate
IUPAC Traditional name
sodium n-octyl sulfate
辛基硫酸盐 钠盐
Octyl sulfate sodium salt


CAS Number 142-31-4
MDL Number MFCD00007470
EC Number 205-535-5
PubChem SID 24886781
Beilstein Number 3658635


Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P261-P305 + P351 + P338
Risk Statements 36/37/38
RTECS WT1175000
Safety Statements 26-36
German water hazard class 3
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H315-H319-H335
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Description anionic
Grade for ion pair chromatography
λ 10 % in H2O
Linear Formula CH3(CH2)7OSO3Na
Purity ≥99.0% (T)
Suitability corresponds to standard for RP gradient test
Suitability corresponds to standard for filter test
Absorption Wavelength λ: 210 nm Amax: 0.1
Absorption Wavelength λ: 220 nm Amax: 0.06
Absorption Wavelength λ: 230 nm Amax: 0.04
Absorption Wavelength λ: 260 nm Amax: 0.02
Absorption Wavelength λ: 500 nm Amax: 0.02
Melting Point 195 °C (dec.)(lit.)