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1,3-Di-tert-butylimidazolium tetrafluoroborate

CAS 263163-17-3C11H21N2 · BF4Catalysis & Inorganic

1,3-Di-tert-butylimidazolium tetrafluoroborate (CAS: 263163-17-3) is an N-heterocyclic carbene (NHC) precursor, commonly utilised as a ligand in organometallic chemistry and catalysis. With a molecular weight of 268.10 g/mol, this compound offers steric bulk due to its tert-butyl groups, influencing catalytic activity and selectivity. It serves as a valuable building block in chemical synthesis, particularly for developing novel catalysts.

IUPAC
1,3-Bis(tert-butyl)-imidazol-2-ylidinium tetrafluoroborate,N,N′-Bis(tert-butyl)imidazolium tetrafluoroborate
Synonyms
C11H21N2 · BF41,3-Bis(tert-butyl)-imidazol-2-ylidinium tetrafluoroborateN,N′-Bis(tert-butyl)imidazolium tetrafluoroborate
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1,3-Di-tert-butylimidazolium tetrafluoroborate (C11H21N2 · BF4) — chemical structure, CAS 263163-17-3; Chemistry, fine chemical supplied by Tech Serve Solutions
Carbon-Donor LigandsChemical SynthesisNHC Compounds
01 /Applications

Catalysis

As a precursor to N-heterocyclic carbenes (NHCs), it can be used to form metal complexes that act as catalysts in various organic transformations, including cross-coupling reactions and C-H activation.

Organometallic Chemistry

The compound serves as a valuable ligand precursor in the synthesis of organometallic compounds, where the steric and electronic properties of the resulting NHC ligand can be tuned for specific applications.

Chemical Synthesis

It is employed as a reagent and building block in synthetic organic chemistry, facilitating the construction of complex molecules and novel chemical entities.

02 /Properties
Molecular weight268.10
Empirical formulaC11H21N2 · BF4
Assay97%
Melting point157-198 °C
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26-36

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

04 /Identifiers & registry
CAS number
263163-17-3
MDL number
MFCD07784425
PubChem substance
24884170
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 1,3-Di-tert-butylimidazolium tetrafluoroborate used for?

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1,3-Di-tert-butylimidazolium tetrafluoroborate is primarily used as a precursor for N-heterocyclic carbene (NHC) ligands in catalysis and organometallic chemistry, and as a building block in chemical synthesis.

What is the CAS number and formula for 1,3-Di-tert-butylimidazolium tetrafluoroborate?

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The CAS number is 263163-17-3 and the empirical formula (Hill notation) is C11H21N2 · BF4.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 1,3-Di-tert-butylimidazolium tetrafluoroborate with a minimum assay of 97%. We do not represent this product as USP, BP, or EP grade.

How should 1,3-Di-tert-butylimidazolium tetrafluoroborate be handled?

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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice.

Is 1,3-Di-tert-butylimidazolium tetrafluoroborate shipped internationally?

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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 1,3-Di-tert-butylimidazolium tetrafluoroborate.

How can I request a sample or quote?

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To request a sample or a quote for 1,3-Di-tert-butylimidazolium tetrafluoroborate, please contact our sales team through the website or by phone.

Need 1,3-Di-tert-butylimidazolium tetrafluoroborate in a specific grade or volume?