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Structure of 2873-18-9
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2-Bromo-5-chlorothiophene is a halogenated thiophene derivative featuring complementary reactive sites for cross-coupling. The bromine and chlorine substituents enable sequential functionalization, offering precise control in the synthesis of complex heteroaromatic systems. This compound serves as a key building block in pharmaceutical and materials chemistry, where tailored substitution patterns are essential.
2-Bromo-5-chlorothiophene serves as a versatile building block in heterocyclic synthesis, enabling palladium-catalyzed cross-coupling reactions due to its complementary halogen reactivity. The bromo and chloro substituents offer orthogonal functionalization potential, facilitating sequential derivatization. Its bench-stable nature and compatibility with standard coupling conditions make it well-suited for constructing complex thiophene-based scaffolds in medicinal chemistry and materials science applications.
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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: