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Structure of 93290-12-1
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Ethyl 5-formyl-1H-pyrazole-3-carboxylate features a reactive aldehyde group flanked by electron-deficient pyrazole and ester functionalities, enabling direct coupling in heterocyclic synthesis. This bench-stable reagent integrates efficiently into multistep sequences for advanced pharmaceutical intermediates and functional materials.
Ethyl 5-formyl-1H-pyrazole-3-carboxylate serves as a versatile building block in heterocyclic synthesis, enabling efficient access to functionalized pyrazole scaffolds. The conjugated formyl and ester groups offer orthogonal reactivity—facilitating nucleophilic additions, condensations, and metal-catalyzed couplings—while maintaining bench stability and ease of purification. Its defined regiochemistry supports reliable downstream transformations in medicinal chemistry and materials science applications.
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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: