142-31-4

Name Sodium octyl sulfate
CAS 142-31-4
EINECS(EC#) 205-535-5
Molecular Formula C8H17NaO4S
MDL Number MFCD00007470
Molecular Weight 232.27
MOL File 142-31-4.mol
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Chemical Properties

Definition Anionic deter- gent, available commercially as a 35% solution.
Appearance white solid
Melting point  195 °C (dec.) (lit.)
bulk density 470kg/m3
density  1.04
vapor density  8 (vs air)
vapor pressure  0.31Pa at 20℃
Fp  93.3°C
storage temp.  no restrictions.
solubility  H2O: soluble20mg/mL
form  Coarse Powder
color  White
Odor Characteristic odour
PH 6-8 (10g/l, H2O, 20℃)
Stability: Stable. Incompatible with oxidizing agents.
Water Solubility  soluble
λmax λ: 210 nm Amax: 0.1
λ: 220 nm Amax: 0.06
λ: 230 nm Amax: 0.04
λ: 260 nm Amax: 0.02
λ: 500 nm Amax: 0.02
BRN  3658635
Cosmetics Ingredients Functions SURFACTANT - HYDROTROPE
SURFACTANT - CLEANSING
VISCOSITY CONTROLLING
InChI 1S/C8H18O4S.Na/c1-2-3-4-5-6-7-8-12-13(9,10)11;/h2-8H2,1H3,(H,9,10,11);/q;+1/p-1
InChIKey WFRKJMRGXGWHBM-UHFFFAOYSA-M
SMILES [Na+].CCCCCCCCOS([O-])(=O)=O
LogP 3.269 (est)
Uses
Wetting, dispersing, and emulsifying agent.
CAS DataBase Reference 142-31-4(CAS DataBase Reference)
EPA Substance Registry System 142-31-4(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335-H303
Precautionary statements  P280a-P304+P340-P405-P501a-P261-P305+P351+P338
Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  2
RTECS  WT1175000
TSCA  Yes
REACH Registrations Active
HS Code  29209010
Storage Class 11 - Combustible Solids
Toxicity
LD50 orally in Rabbit: 3200 mg/kg

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Material Safety Data Sheet(MSDS)

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