Description

3-(1-Pyridinio)-1-Propanesulfonate is a zwitterionic sulfobetaine compound, widely recognized for its excellent buffering capacity and compatibility with biological systems. Its primary value lies in its ability to maintain stable pH in complex biochemical and diagnostic environments, ensuring reliable and reproducible results. This product is essential for manufacturers and researchers in the pharmaceutical, diagnostic, and life science sectors who require high-purity buffer components for sensitive applications.

Application

• As a key buffering agent in diagnostic reagent formulations and clinical assay kits.
• Component of electrophoresis and chromatography buffers for protein and nucleic acid separation.
• Stabilizing additive in enzyme and antibody storage solutions to maintain biological activity.
• Used in cell culture media and lysis buffers for molecular biology research.
• Formulation ingredient for pharmaceutical products requiring precise pH control.
• Intermediate in the synthesis of specialized surfactants and zwitterionic polymers.

Basic Information

Product Name	3-(1-Pyridinio)-1-Propanesulfonate
CAS No.	15471-17-7
Molecular Formula	C8H11NO3S
Molecular Weight	201.24 g/mol
Synonyms	1-(3-Sulfopropyl)pyridinium hydroxide, inner salt; Pyridinium, 1-(3-sulfopropyl)-, hydroxide, inner salt; 3-(N-Pyridinio)propanesulfonate; Pyridine-1-propane-3-sulfonate; Zwittergent 3-08; N-Propanesulfonic acid pyridinium; PBS (in specific contexts); Pyridinium propyl sulfobetaine
EINECS	239-471-8

Quality Control

Our 3-(1-Pyridinio)-1-Propanesulfonate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements for research and manufacturing applications. Certificates of Analysis (COA) detailing all specifications are available upon request.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after each use to prevent moisture absorption, which can affect product quality and stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
pH (1% Solution)	6.0 - 8.0
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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