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Structure of 128071-84-1
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4-Bromo-2-chloropyridine-3-carboxaldehyde delivers a reactive aldehyde group flanked by bromo and chloro substituents at electron-deficient positions on the pyridine ring. This configuration enables direct coupling in cross-coupling reactions, facilitating rapid access to complex heterocyclic architectures under mild conditions. The molecule exhibits high stability and compatibility with diverse reaction environments.
4-Bromo-2-chloropyridine-3-carboxaldehyde serves as a versatile building block in medicinal chemistry and heterocyclic synthesis, enabling efficient construction of pyridine-based scaffolds. Its orthogonal halogen and aldehyde functionalities facilitate selective cross-coupling reactions and nucleophilic additions, offering high functional group tolerance and bench stability for downstream transformations.
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GHS Pictogram :
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GHS No : GHS06
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Signal Word : Danger
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UN#: 2811
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Class : 6.1
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Packing Group : Ⅲ
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Hazard Statements : H301-H319
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Precautionary Statements : P264-P270-P330-P405-P501
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Lot numbers can be found on the outside label of a product: