Description

2-Propanesulfonic Acid Sodium Salt Monohydrate is a high-purity sulfonate salt widely used as a versatile intermediate and buffering agent. Its consistent quality and reliable performance make it a critical component for ensuring process stability and product efficacy in advanced manufacturing. This compound is essential for industries requiring precise chemical synthesis and formulation, including pharmaceuticals, biotechnology, and specialty chemical production.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs.
• Biochemical Research: Used as a component in buffer systems for electrophoresis and chromatography.
• Polymerization Aid: Serves as a surfactant or catalyst component in emulsion and solution polymerization processes.
• Electroplating Additive: Functions as a brightening or leveling agent in specialty electroplating baths.
• Liquid Crystal & OLED Materials: Intermediate in the production of sulfonated compounds for electronic display technologies.
• Detergent & Surfactant Formulation: Raw material for creating anionic surfactants with high solubility and stability.

Basic Information

Product Name	2-Propanesulfonic Acid Sodium Salt Monohydrate
CAS No.	304851-99-8
Molecular Formula	C3H9NaO4S
Molecular Weight	164.16 g/mol (Monohydrate)
Synonyms	1-Propanesulfonic acid, 2-hydroxy-, sodium salt, monohydrate; Sodium 2-hydroxy-1-propanesulfonate monohydrate; 2-Hydroxy-1-propanesulfonic acid sodium salt monohydrate; Sodium 1,2-dihydroxypropane-3-sulfonate; HEPES related compound; Sulfolane derivative; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 2-Propanesulfonic Acid Sodium Salt Monohydrate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and research applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	7.0 - 9.5 %
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1 %
pH (5% solution)	6.0 - 8.0

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.