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Structure of 4922-74-1
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3-Chloro-[1,2,4]triazolo[4,3-a]pyridine is a heterocyclic scaffold featuring a fused triazolopyridine core with a chloro substituent at the 3-position. This electron-deficient system serves as a key building block in medicinal chemistry, enabling efficient coupling reactions and offering enhanced metabolic stability in bioactive molecule design.
3-Chloro-[1,2,4]triazolo[4,3-a]pyridine serves as a versatile heterocyclic building block in medicinal chemistry, enabling efficient construction of triazolopyridine scaffolds. Its chlorine substituent facilitates nucleophilic substitution reactions under mild conditions, supporting the rapid diversification of core structures. The compound exhibits excellent bench stability and compatibility with common functional groups, making it well-suited for modular synthesis workflows in API development and target-oriented drug discovery.
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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: