磺酸，磺基与烃基（包括芳基）相连接而成的一类有机化合物。通式为R-SO3H，R代表烃基，强酸性，有比较大的水溶性，用于制染料、药物、洗涤剂，有多种制法。
(1R,2S)-2-Fluorocyclopropanamine 4-methylbenzenesulfonate
4-Pyridinesulfonic acid
2,2,3,3,3-Pentafluoropropyl 4-methylbenzenesulfonate
N-(2-((2-(Dimethylamino)ethyl)(methyl)amino)-4-methoxy-5-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)acrylamide methanesulfonate
4-(4-(2-Hydroxyethyl)piperazin-1-yl)butane-1-sulfonic acid
3-Nitrobenzenesulfonic acid hydrate
Ethane-1,2-diyl bis(4-methylbenzenesulfonate)
Sodium (4-nitrophenyl)methanesulfonate
((1S,4R)-7,7-Dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl)methanesulfonic acid
2,2,3,3-Tetrafluoropropyl 4-methylbenzenesulfonate
(Aminooxy)sulfonic acid
(2S,3S)-Benzyl 2-amino-3-methylpentanoate 4-methylbenzenesulfonate
Oxetan-3-yl methanesulfonate
1-butylsulfonic-3-methylimidazolium hydrogensulfate
2-((3H-Phenothiazin-3-ylidene)amino)benzene-1,4-disulfonic acid
2,2-Difluoroethyl 4-methylbenzenesulfonate
Sodium 5-oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazole-3-carboxylate
Iron(III) 4-methylbenzenesulfonate
2-Hydroxyethanesulfonic acid
4-(4-(3-(4-Chloro-3-(trifluoromethyl)phenyl)ureido)phenoxy)-N-methylpicolinamide 4-methylbenzenesulfonate
4-((4-Nitrobenzyl)oxy)phenethyl carbamimidothioate methanesulfonate
Ethyl 3-aminobenzoate methanesulfonate
2-(Thiophen-2-yl)ethyl 4-methylbenzenesulfonate
2,6-Dimethylpyridine 4-methylbenzenesulfonate
3-Fluoropropyl 4-methylbenzenesulfonate
2-Methoxyethyl methanesulfonate
((1S,4R)-7,7-Dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl)methanesulfonic acid hydrate
1-Butyl-3-methylimidazolium methanesulfonate
((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate)
