Tetrabutylammonium difluorotriphenylsilicate

CAS 163931-61-1(CH3CH2CH2CH2)4N[(C6H5)3SiF2]Chemical Synthesis

Tetrabutylammonium difluorotriphenylsilicate (CAS 163931-61-1) is an organosilicon compound with the linear formula (CH3CH2CH2CH2)4N[(C6H5)3SiF2]. With a molecular weight of 539.86 g/mol, it serves as a valuable fluoride source for nucleophilic fluorination reactions. This reagent is a key component in various synthetic processes within chemical synthesis and is often employed as a phase transfer catalyst.

IUPAC: TBAT

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Tetrabutylammonium difluorotriphenylsilicate ((CH3CH2CH2CH2)4N[(C6H5)3SiF2]) — chemical structure, CAS 163931-61-1; Chemistry, fine chemical supplied by Tech Serve Solutions

Ammonium SaltsChemical SynthesisPhase Transfer CatalystsSynthetic Reagents

01 /Applications

Fluoride Source for Nucleophilic Fluorination

Tetrabutylammonium difluorotriphenylsilicate functions as an effective reagent for introducing fluoride ions in nucleophilic substitution reactions. Its ability to deliver fluoride enables the synthesis of fluorinated organic compounds.

Reagent in Chemical Synthesis

This compound is utilized as a versatile reagent in organic synthesis, facilitating specific chemical transformations. It is particularly useful for reactions requiring a soluble and manageable source of fluoride.

Phase Transfer Catalyst

As a tetraalkylammonium salt, it can act as a phase transfer catalyst, enhancing the reaction rates between reagents in immiscible phases. This property is beneficial in various synthetic methodologies.

02 /Properties

Molecular weight	539.86
Linear formula	(CH3CH2CH2CH2)4N[(C6H5)3SiF2]
Assay	97%
Application	A fluoride source for nucleophilic fluorination.1
Melting point	157-163 °C(lit.)

03 /Safety & handling

GHS hazard pictogram: Corrosive (GHS05) — Corrosive

Danger

Hazard statements

H314Causes severe skin burns and eye damage

Precautionary statements

P280Wear protective gloves, clothing and eye/face protection
P305IF IN EYES
P310Immediately call a POISON CENTER or doctor

Protective equipment	Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)	UN 3261 8 / PGII
Water hazard class (WGK, DE)	3
Hazard codes (EU)	C
Risk statements (R)	14-34
Safety statements (S)	22-26-36/37/39-45
Supplemental hazards	Reacts violently with water.

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

163931-61-1

MDL number

MFCD00274218

PubChem substance

24867661

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is Tetrabutylammonium difluorotriphenylsilicate used for?

Tetrabutylammonium difluorotriphenylsilicate is primarily used as a fluoride source for nucleophilic fluorination reactions and as a reagent in chemical synthesis, sometimes acting as a phase transfer catalyst.

What is the CAS number and formula for Tetrabutylammonium difluorotriphenylsilicate?

The CAS number is 163931-61-1 and the linear formula is (CH3CH2CH2CH2)4N[(C6H5)3SiF2].

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies Tetrabutylammonium difluorotriphenylsilicate with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.

What are the main safety concerns when handling Tetrabutylammonium difluorotriphenylsilicate?

This compound is classified as corrosive (H314) and reacts violently with water. Appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection, must be used. Handle with extreme caution, avoiding contact with water.

How is Tetrabutylammonium difluorotriphenylsilicate packed and shipped?

Tetrabutylammonium difluorotriphenylsilicate is packed and shipped according to UN 3261, Class 8, Packing Group II regulations. International export services are available.

How can I request a sample or quote for Tetrabutylammonium difluorotriphenylsilicate?

To request a sample or a quotation, please contact our sales team through the website or via phone. Please specify the required quantity and delivery location.