437-18-3 Usage
Uses
Used in Organic and Inorganic Chemistry:
TRIPHENYLCARBENIUM HEXAFLUOROANTIMONATE is used as a non-coordinating and weakly coordinating anion for stabilizing reactive cations in various chemical reactions. Its presence enhances the stability of certain cations, which is crucial for the successful synthesis and study of organic and organometallic compounds.
Used in Synthesis and Study of Organic and Organometallic Compounds:
TRIPHENYLCARBENIUM HEXAFLUOROANTIMONATE is employed as a stabilizing agent in the synthesis of a wide range of organic and organometallic compounds. Its ability to stabilize reactive cations is essential for the successful preparation and investigation of these compounds, which can have diverse applications in various industries.
Used in Catalysis:
TRIPHENYLCARBENIUM HEXAFLUOROANTIMONATE is utilized as a catalyst or a component of catalytic systems in numerous chemical reactions. Its role in catalysis can improve the efficiency and selectivity of reactions, leading to more effective and environmentally friendly processes.
Used in Ion Transport:
In the field of ion transport, TRIPHENYLCARBENIUM HEXAFLUOROANTIMONATE is used to facilitate the movement of ions in various applications, such as in batteries or fuel cells, where ion mobility is a critical factor for performance.
Used as a Reaction Medium:
TRIPHENYLCARBENIUM HEXAFLUOROANTIMONATE also serves as a reaction medium in a variety of chemical reactions, providing a suitable environment for the reactions to occur. Its properties can influence the reaction kinetics and outcomes, making it an important component in many chemical processes.
Check Digit Verification of cas no
The CAS Registry Mumber 437-18-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,3 and 7 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 437-18:
(5*4)+(4*3)+(3*7)+(2*1)+(1*8)=63
63 % 10 = 3
So 437-18-3 is a valid CAS Registry Number.
437-18-3Relevant academic research and scientific papers
Thummel, Randolph P.,Chayangkoon, Paochai
, p. 596 - 601 (1983)
The insertion of methylene into the aromatic ring of benzocyclobutene leads to a mixture of cyclobutane-fused cycloheptatrienes.Treatment of this mixture with a trityl salt affords the cyclobutane-fused tropylium salt in essentially pure form.If this same synthetic approach is applied to other annelated benzenes, bis- and tris-annelated salts can be prepared.The proton and carbon-13 NMR spectra of a series of annelated tropylium salts have been analyzed and interpreted in terms of a rehybridization theory.Small but meaningful trends have been observed in the ultraviolet absorption spectra and pKR+ values.
Synthesis and structure of tritylium salts
Hinz, Alexander,Labbow, René,Rei?, Fabian,Schulz, Axel,Sievert, Katharina,Villinger, Alexander
, p. 1641 - 1650 (2015/10/28)
Several tritylium compounds [Ph3C][A] have been isolated by salt metathesis or halide abstraction reactions starting from Ph3C-X (X = halogen) and Lewis acids in good yields (A = BF4, BCl4, AlCl4, GaCl4, PF6, AsF6, SbF6, SbCl6, CHB11H5Cl6, CHB11Cl11, CHB11H5Br6, CF3COO, CF3SO3, N3). The structures of 15 tritylium salts bearing different types of weakly coordinating anions (A-) have been determined. The structures are discussed on the basis of ion pairing versus covalent bond formation and solid-state interactions in comparison with gas-phase data.
