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Structure of 71866-86-9
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This terphenyl scaffold features three aryl units linked by ethynyl bridges, enabling extended π-conjugation and precise molecular architecture. The terminal ethynyl groups facilitate coupling reactions, while the para-substituted phenyl extension enhances electronic delocalization. Ideal for constructing rigid, planar frameworks in organic semiconductors and optoelectronic materials.
4,4''-Diethynyl-5'-(4-ethynylphenyl)-1,1':3',1''-terphenyl serves as a versatile, bench-stable building block for the construction of conjugated π-systems via copper-catalyzed coupling reactions. Its multiple terminal alkyne functionalities enable efficient Sonogashira and Glaser-type homocoupling processes, facilitating the synthesis of extended oligoaryl scaffolds with predictable regiochemistry. Ideal for materials chemistry and advanced synthetic intermediates requiring precise molecular architecture.
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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: