Sodium p-styrenesulfonate

Synonym(s):4-Vinylbenzenesulfonic acid sodium salt hydrate

CAS NO.：2695-37-6
Empirical Formula: C8H7NaO3S
Molecular Weight: 206.19
MDL number: MFCD00013379
EINECS: 220-266-3
SAFETY DATA SHEET (SDS)
Update Date: 2024-10-31 13:32:20

What is Sodium p-styrenesulfonate ?

Chemical properties

white to light beige powder

The Uses of Sodium p-styrenesulfonate

Styrene-4-sulfonic acid sodium salt is grafted on poly(ethersulfone) membrane to determine the fractionation of proteins with similar molecular weights. It is used as sodium based ion exchange membranes for membrane capacitive deionization (MCDI) for synthesis. It is used in the study of copolymerization characteristics of sodium styrenesulfonate.

Flammability and Explosibility

Non flammable

Properties of Sodium p-styrenesulfonate

Melting point:	151-154 °C
Boiling point:	111-112 °C
Density	1.043 g/mL at 25 °C
vapor pressure	0Pa at 25℃
refractive index	n20/D 1.387
Flash point:	78 °F
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
form	Powder
color	White
Water Solubility	Soluble in water.
Hydrolytic Sensitivity	0: forms stable aqueous solutions
BRN	3575931
Stability:	Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference	2695-37-6(CAS DataBase Reference)
EPA Substance Registry System	Benzenesulfonic acid, 4-ethenyl-, sodium salt (2695-37-6)

Safety information for Sodium p-styrenesulfonate

Signal word	Danger
Pictogram(s)	Flame Flammables GHS02 Corrosion Corrosives GHS05 Exclamation Mark Irritant GHS07
GHS Hazard Statements	H226:Flammable liquids H315:Skin corrosion/irritation H318:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H336:Specific target organ toxicity,single exposure; Narcotic effects
Precautionary Statement Codes	P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P370+P378:In case of fire: Use … for extinction.