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Structure of 14441-90-8
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5-Phenylisoxazole-3-carboxylic acid features a rigid isoxazole core fused to a phenyl ring and a carboxylic acid group, enabling integration into bioactive scaffolds. This electron-deficient heterocycle supports diverse coupling reactions and serves as a key building block in medicinal chemistry and materials science applications.
5-Phenylisoxazole-3-carboxylic acid serves as a versatile building block for heterocyclic synthesis, enabling efficient access to bioactive scaffolds through standard coupling and functionalization reactions. The molecule exhibits robust bench stability and facilitates straightforward purification, making it well-suited for medicinal chemistry applications. Its ortho-functionalized isoxazole core supports diverse transformations, including amide formation and metal-catalyzed cross-couplings, with predictable reactivity profiles in standard synthetic workflows.
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GHS Pictogram :
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GHS No : GHS07,GHS08
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Signal Word : Danger
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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-H317-H319-H334-H335
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Precautionary Statements : P261-P264-P270-P271-P272-P280-P284-P302+P352-P304+P340-P330-P362+P364-P405-P501
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Lot numbers can be found on the outside label of a product: