4-METHOXYBENZENEDIAZONIUM TETRAFLUOROBORATE CAS:459-64-3

4-Methoxybenzenediazonium tetrafluoroborate is a chemical compound that belongs to the class of diazonium salts. It consists of a diazonium group (N≡N⁺) attached to a 4-methoxybenzene ring, and its counterion is tetrafluoroborate (BF4⁻).

Diazonium salts are known for their reactivity and are commonly used as intermediates in various organic synthesis reactions. They can undergo various transformations, including electrophilic aromatic substitution, coupling reactions, and azo dye synthesis.

4-Methoxybenzenediazonium tetrafluoroborate specifically has been used in organic chemistry to introduce the 4-methoxybenzene group onto other molecules through diazonium coupling reactions. It is a useful reagent for the synthesis of aryl derivatives and can be employed in the preparation of pharmaceuticals, agrochemicals, and other organic compounds.

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Application and Effect

Cross-coupling reactions: 4-Methoxybenzenediazonium tetrafluoroborate can be used in various cross-coupling reactions, such as Suzuki-Miyaura and Stille reactions. These reactions allow for the synthesis of complex organic molecules by combining the 4-methoxybenzene group with other functional groups or building blocks.

Electrophilic aromatic substitution: The diazonium salt can undergo electrophilic aromatic substitution reactions with nucleophilic aromatic compounds. This can be used to introduce the 4-methoxybenzene group onto different molecules, resulting in the synthesis of substituted aromatic compounds.

Azo dye synthesis: Diazonium salts, including 4-Methoxybenzenediazonium tetrafluoroborate, can serve as precursors for the synthesis of azo dyes. These dyes are widely used in the textile and coloring industries.

Organic synthesis: The 4-methoxybenzenediazonium tetrafluoroborate can be used as a versatile reagent in organic synthesis to introduce the 4-methoxybenzene group onto various molecules, leading to the synthesis of diverse organic compounds and functional materials.

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Composition	C7H7BF4N2O
Assay	99%
Appearance	White powder
CAS No.	459-64-3
Packing	Small and bulk
Shelf Life	2 years
Storage	Store in cool and dry area
Certification	ISO.