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Structure of 16250-08-1
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6-Aminopyridine-3-sulfonic acid features a pyridine ring bearing both amino and sulfonic acid groups at meta positions, enabling strong hydrogen bonding and enhanced water solubility. This dual functionality supports its use in dye synthesis, pharmaceutical intermediates, and as a chelating agent in coordination chemistry, where the acidic sulfonate group facilitates metal ion binding under physiological conditions.
6-Aminopyridine-3-sulfonic acid serves as a versatile building block for sulfonated heterocycles, enabling direct incorporation of both amine and sulfonic acid functionalities in medicinal chemistry and materials science. Its dual polar groups enhance solubility and facilitate downstream derivatization via amide coupling or electrophilic substitution. Bench-stable and readily purified by recrystallization, it functions effectively in aqueous and mixed solvent systems for API intermediate synthesis and functional polymer development.
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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: