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Structure of 121-58-4
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4-(Dimethylamino)benzenesulfonic acid features a strongly electron-donating dimethylamino group paired with a sulfonic acid moiety, enabling robust solubility in aqueous and polar organic media. This combination delivers high stability under standard conditions and facilitates efficient incorporation into dye intermediates, surfactants, and pH-sensitive molecular architectures.
4-(Dimethylamino)benzenesulfonic acid serves as a versatile sulfonic acid building block in synthetic organic chemistry, enabling the construction of functionalized aromatic systems. Its dimethylamino group enhances solubility and facilitates electrophilic substitution, while the sulfonic acid moiety provides strong acidity and polarity, aiding purification and crystallization. The compound functions effectively in dye intermediates, pharmaceutical scaffolds, and catalyst design, offering robust bench stability and compatibility with standard reaction conditions.
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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: