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Structure of 856847-77-3
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3-Chloropyridazine hydrochloride is a bench-stable, moisture-tolerant heterocyclic building block featuring a chlorine substituent at the 3-position. This electron-deficient pyridazine core enables direct functionalization in cross-coupling reactions and facilitates incorporation into bioactive scaffolds. The hydrochloride salt enhances solubility in polar solvents, streamlining use in synthetic workflows.
3-Chloropyridazine hydrochloride serves as a versatile building block in medicinal chemistry, enabling nucleophilic substitution reactions to access substituted pyridazines with high regiocontrol. Its bench-stable, crystalline form facilitates handling and purification, while the chlorine atom provides reliable reactivity in palladium-catalyzed couplings and heterocycle elaboration. Functions effectively in the synthesis of API scaffolds and functionalized heterocyclic compounds.
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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: