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Structure of 193978-23-3
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This boronate ester integrates a 2-thienyl group with a tetramethyl-substituted dioxaborolane core, offering enhanced stability and moisture tolerance. The electron-rich thiophene moiety enables efficient coupling in palladium-catalyzed cross-coupling reactions, delivering functionalized heteroaromatics with high reproducibility under standard conditions.
4,4,5,5-Tetramethyl-2-(2-thienyl)-1,3,2-dioxaborolane serves as a stable, bench-ready boron reagent for Suzuki-Miyaura cross-coupling reactions. The 2-thienyl group enables efficient coupling with aryl and heteroaryl halides, facilitating the construction of biaryl and thienyl-containing scaffolds. Its tetramethyl-substituted dioxaborolane core enhances shelf stability and minimizes protodeboronation, while the sterically protected boron center ensures high functional group tolerance and predictable reactivity in standard synthetic workflows.
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GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Lot numbers can be found on the outside label of a product: