Description

Sn(Ntf2)4 is a high-purity organotin salt of the bis(trifluoromethanesulfonyl)imide anion. This compound is valued for its role as a highly effective Lewis acid catalyst and electrolyte component, particularly in advanced electrochemical applications. It is essential for researchers and manufacturers in the fields of lithium-ion battery development, specialty polymer synthesis, and organic catalysis.

Application

• Electrolyte Additive for Lithium-Ion Batteries: Used to enhance ionic conductivity and improve the stability of the solid electrolyte interphase (SEI) layer.
• Lewis Acid Catalyst: Facilitates key organic transformations, including Friedel-Crafts alkylation and acylation reactions, due to its strong electrophilic character.
• Polymerization Catalyst: Employed in the synthesis of specialized polymers and resins, where it controls molecular weight and polymer architecture.
• Electrochemical Research: Serves as a critical component in R&D for next-generation energy storage systems, such as lithium-metal and solid-state batteries.
• Coordination Chemistry & Material Science: Acts as a precursor for creating novel metal-organic frameworks (MOFs) and functional materials with tailored properties.

Basic Information

Product Name	Sn(Ntf2)4
CAS No.	919356-21-1
Molecular Formula	C8F24N4O16S8Sn
Molecular Weight	1725.31 g/mol
Synonyms	Tin(IV) bis(trifluoromethanesulfonyl)imide; Stannic bis(trifluoromethanesulfonyl)imide; Tin(IV) triflimide; Tin(IV) bis(triflyl)imide; Sn(TFSI)4; Tetrakis(bis(trifluoromethylsulfonyl)imido)tin; Tetrakis(triflimidato)tin; NTF2 Tin Salt
EINECS	Contact for details

Quality Control

Our Sn(Ntf2)4 is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including NMR, ICP-MS, and Karl Fischer titration. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (argon or nitrogen) when not in use to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (Sn Content)	≥ 99.0%
Purity (HPLC)	≥ 98.5%
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb, ICP-MS)	≤ 10 ppm
Chloride (Cl)	≤ 50 ppm
Sulfate (SO4)	≤ 100 ppm

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