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Structure of 884336-44-1
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This boronate ester features a sterically shielded tetramethyl-1,3,2-dioxaborolane ring fused to a rigid spirobi[fluorene] scaffold, delivering enhanced stability and reactivity in cross-coupling applications. The electron-rich fluorene moiety facilitates efficient palladium-catalyzed transformations under standard conditions.
2-(9,9''-Spirobi[fluoren]-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane serves as a robust boronate building block for Suzuki-Miyaura cross-coupling reactions. Its spirofluorene core imparts excellent thermal and oxidative stability, while the tetramethyl-1,3,2-dioxaborolane moiety enables mild reaction conditions and high functional group tolerance. The sterically protected boron center facilitates clean coupling with aryl and heteroaryl halides, making it ideal for constructing complex biaryl architectures in pharmaceutical and materials synthesis.
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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: