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Structure of 186259-63-2
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2,7-Dibromo-9,9-diphenyl-9H-fluorene features a rigid fluorene core with bromine substituents at the 2 and 7 positions, enabling efficient coupling in cross-coupling reactions. The diphenyl groups at the 9-position provide steric bulk and electronic stability, enhancing reactivity control. This structure facilitates precise functionalization in synthetic pathways requiring defined stereochemistry and high thermal resilience.
2,7-Dibromo-9,9-diphenyl-9H-fluorene serves as a versatile building block in palladium-catalyzed cross-coupling reactions, enabling the construction of conjugated biaryl architectures. The dibromo functionality offers orthogonal reactivity for sequential coupling, while the sterically hindered diphenylfluorene core provides enhanced bench stability and facilitates purification. Its well-defined electronic profile supports efficient incorporation into π-conjugated materials and functionalized heterocycles.
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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: