1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane

CAS NO.：3918-73-8
Empirical Formula: C8H11NO4S
Molecular Weight: 217.24
MDL number: MFCD00507613
EINECS: 223-485-2
SAFETY DATA SHEET (SDS)
Update Date: 2025-09-20 20:09:13

What is 1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane?

Chemical properties

Colorless to light yellow liquid

Physical properties

Pyridinium hydroxy propyl sulfobetaine is a kind of electroplating intermediate, and sterling is white crystal, commonly content between 40%-50%, it is colourless to weak yellow liquid.

Characteristics

1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane (PPS-OH) has good light and leveling effect in electronickelling, especially good high current density region leveling effect spy.As the base additive in nickel plating bath, its consumption, be 20-50g/kAH, consumption 50-500mg/L, the huge market demand.

The Uses of 1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane

1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane(PPS-OH) can be used to prepare electroplating brightener and nickel plating strong leveling agent.

The Uses of 1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane

Nickel plating intermediates

What are the applications of Application

1. 1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane is a good nickel plating intermediate which has good leveling power in middle and low current density areas as PPS.
2. It also has an outstanding LCD throwing power, which should be used in combination with BEO, PME, PESS, MOSS,saccharin or auxiliary brighteners.

Properties of 1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane

Boiling point:	111°C
Density	1.30
vapor pressure	0Pa at 25℃
storage temp.	2-8°C
form	Transparent liquid
color	Colorless to light yellow
PH	2.0-5.0
Water Solubility	1280g/L at 23℃
InChI	InChI=1S/C8H11NO4S/c10-8(7-14(11,12)13)6-9-4-2-1-3-5-9/h1-5,8,10H,6-7H2
CAS DataBase Reference	3918-73-8(CAS DataBase Reference)
EPA Substance Registry System	Pyridinium, 1-(2-hydroxy-3-sulfopropyl)-, inner salt (3918-73-8)

Safety information for 1-(2-Hydroxy-3-sulfopropyl)-pyridinium betane

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.