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Structure of 25654-09-5
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(E)-Ethyl 3-oxohex-4-enoate features a conjugated enone system with defined (E)-stereochemistry, enabling predictable reactivity in Michael additions and aldol condensations. This bench-stable ester integrates readily into complex molecule synthesis, particularly for constructing carbon frameworks with controlled geometry.
(E)-Ethyl 3-oxohex-4-enoate serves as a versatile β-keto ester building block for Michael additions, Claisen condensations, and heterocycle synthesis. Its conjugated enone system enables efficient nucleophilic attack at the β-position, while the ethyl ester facilitates subsequent transformations. Bench-stable and readily purified by distillation or column chromatography, it functions reliably in multistep syntheses of complex carbonyl-containing scaffolds.
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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: