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Structure of 38846-64-9
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2-Ethynylbenzaldehyde serves as a versatile building block in synthetic organic chemistry, enabling efficient access to substituted heterocycles and conjugated systems via [2+2] cycloadditions and Sonogashira coupling. Its aldehyde and terminal alkyne functionalities offer orthogonal reactivity, facilitating sequential functionalization. Bench-stable and amenable to purification by distillation or chromatography, it functions reliably in multi-step syntheses targeting pharmaceutical intermediates and advanced materials.
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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-H335
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Precautionary Statements : P261-P264-P271-P280-P302+P352
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Lot numbers can be found on the outside label of a product: