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Structure of 536-57-2
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4-Methylbenzenesulfinic acid offers a stable, bench-ready sulfinyl group positioned para to a methyl substituent, enabling direct functionalization in synthetic sequences. The electron-donating methyl enhances reactivity at the sulfur center while maintaining compatibility with diverse reaction conditions. This arylsulfinic acid derivative integrates seamlessly into cross-coupling and oxidation processes, delivering predictable transformation pathways in complex molecule assembly.
4-Methylbenzenesulfinic acid serves as a stable, bench-ready building block for sulfonamide and sulfoxide synthesis. Its ortho-directing methyl group enhances regioselectivity in electrophilic aromatic substitution, while the sulfinic functionality enables facile oxidation to sulfonic acid or coupling with amines under mild conditions. The compound exhibits good solubility in common organic solvents and tolerates diverse functional groups, facilitating its use in iterative synthetic sequences and heterocyclic scaffold construction.
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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: