Description

3-[[3-(Dimethylamino)Propyl][(Heptadecafluorooctyl)Sulphonyl]Amino]Propanesulphonic Acid is a specialized fluorinated surfactant and zwitterionic compound, known for its unique combination of a perfluorinated chain and a sulfobetaine head group. This structure provides exceptional surface activity, thermal stability, and chemical resistance, making it a critical performance additive in demanding formulations. It is primarily utilized by industries requiring advanced materials with low surface energy, high stability, and compatibility with harsh chemical environments.

Application

• Fluorinated Polymer Processing: Acts as a key surfactant and emulsifier in the polymerization of fluoropolymers like PTFE (Teflon™) and FKM (fluoroelastomers), improving dispersion and stability.
• Firefighting Foams (AFFF): Serves as a critical fluorosurfactant component in aqueous film-forming foams (AFFF) for rapidly suppressing hydrocarbon fuel fires.
• Specialty Coatings & Surface Treatments: Imparts oil, water, and stain repellency to textiles, carpets, paper, and advanced protective coatings.
• Electronics & Semiconductor Manufacturing: Used in photoresist formulations and as a wetting agent for high-precision etching and cleaning processes.
• Oil & Gas Industry: Functions as a flow improver and anti-foaming agent in harsh, high-temperature drilling muds and production chemicals.
• Advanced Material Synthesis: Employed as a templating agent or stabilizer in the synthesis of nanomaterials and porous inorganic structures.

Basic Information

Product Name	3-[[3-(Dimethylamino)Propyl][(Heptadecafluorooctyl)Sulphonyl]Amino]Propanesulphonic Acid
CAS No.	72785-08-1
Molecular Formula	C₁₆H₁₆F₁₇N₂O₅S₂
Molecular Weight	744.41 g/mol
Synonyms	Perfluorooctanesulfonamidopropyl Sulfobetaine; Heptadecafluorooctanesulfonamidopropyl Dimethyl Ammonio Propanesulfonate; 3-[(3-Dimethylaminopropyl)(heptadecafluorooctylsulfonyl)amino]propane-1-sulfonic acid; Fluorinated Sulfobetaine; PFOS-based Zwitterionic Surfactant; FOSA-Sulfobetaine; FC-248 Fluorosurfactant (related trade series); N,N-Dimethyl-N-(3-sulfopropyl)-3-[(1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctyl)sulfonyl]aminopropanaminium hydroxide, inner salt
EINECS	Contact for details

Quality Control

Our production of 3-[[3-(Dimethylamino)Propyl][(Heptadecafluorooctyl)Sulphonyl]Amino]Propanesulphonic Acid adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing, including NMR, HPLC, and titration methods, to ensure consistent purity, chemical identity, and performance. Certificates of Analysis (COA) detailing batch-specific results are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent absorption of atmospheric moisture. Keep away from strong acids and incompatible organic solvents.

Specification

Item	Specification
Appearance	White to off-white powder or waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Fluorine Content	40.0 - 44.0%
pH (1% Solution)	6.0 - 8.0

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