Description

Butane,1,1'-[Methylenebis(Sulfonyl)]Bis[1,1,2,2,3,3,4,4,4-Nonafluoro- is a specialized perfluorinated sulfone derivative, a high-value intermediate prized for its unique chemical structure and properties. This compound matters for its role in synthesizing advanced materials that require exceptional chemical resistance, thermal stability, and low surface energy. It is primarily needed by R&D chemists and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where it serves as a key building block for novel active ingredients and high-performance fluorinated materials.

Application

• Pharmaceutical Intermediate: Serves as a critical synthon in the development of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Used in the research and production of next-generation herbicides, fungicides, and pesticides, where the perfluorinated chain can impart improved environmental persistence and efficacy.
• Specialty Polymer & Resin Modifier: Acts as a monomer or cross-linking agent for creating fluorinated polymers with superior chemical resistance, low dielectric constant, and high thermal stability for coatings, electronics, and aerospace applications.
• Surface Active Agent Precursor: A key starting material for synthesizing fluorinated surfactants and surface treatment agents that provide oil, water, and stain repellency.
• Lithography & Semiconductor Materials: Investigated for use in advanced photoresists and etching agents in semiconductor manufacturing due to its potential for fine patterning.
• Liquid Crystal & OLED Material Research: Employed in the synthesis of fluorinated components for electronic display technologies to improve performance and longevity.

Basic Information

Product Name	Butane,1,1'-[Methylenebis(Sulfonyl)]Bis[1,1,2,2,3,3,4,4,4-Nonafluoro-
CAS No.	29214-37-7
Molecular Formula	C11H4F18O4S2
Molecular Weight	618.25 g/mol
Synonyms	1,1,1,2,2,3,3,4,4,4-Nonafluorobutane-1-sulfonyl Fluoride, Dimer; Bis(1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonyl)methane; Methanebis(perfluorobutanesulfonate); Perfluorobutanesulfonyl Fluoride Dimer; 1,1'-[Methanediylbis(sulfonyl)]bis(1,1,2,2,3,3,4,4,4-nonafluorobutane); PFBSF Dimer; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our Butane,1,1'-[Methylenebis(Sulfonyl)]Bis[1,1,2,2,3,3,4,4,4-Nonafluoro- is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment supports applications requiring GMP-grade intermediates and materials for regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to the reactive sulfonyl groups, isolate from strong bases and reducing agents. For long-term storage, consider under an inert atmosphere to maintain purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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