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Structure of 2828440-25-9
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This chiral bis-imidazole features two sterically shielded tert-butyl-substituted aryl groups flanking a rigid, electron-rich core. The diisobutyl substituents enhance solubility and stability while maintaining precise spatial orientation for asymmetric catalysis applications.
(4S,4'S)-1,1'-Bis(3-(tert-butyl)phenyl)-4,4'-diisobutyl-4,4',5,5'-tetrahydro-1H,1'H-2,2'-biimidazole serves as a sterically hindered, bench-stable chiral ligand scaffold enabling selective transition-metal-catalyzed asymmetric transformations. Its rigid biimidazole core with tailored aryl and alkyl substituents provides excellent functional group tolerance and facilitates efficient coordination in palladium- and nickel-catalyzed cross-couplings, particularly in Suzuki-Miyaura and Negishi reactions. The structure supports high enantioselectivity and reproducible performance in iterative synthesis 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 : H315-H319
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Precautionary Statements : P264-P280-P302+P352-P362+P364
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Lot numbers can be found on the outside label of a product: