An organic derivative of sulfonic acid in which the sulfo group is linked directly to carbon.
| Member | Definition | Role |
|---|
| 1-octanesulfonic acid | | octane-1-sulfonic acid |
| 10-camphorsulfonic acid | A sulfonic acid containing the camphorsulfonate anion. | camphorsulfonic acid |
| 2-(n-morpholino)ethanesulfonic acid | A Good's buffer substance, pKa = 6.15 at 20 degreeC. | 2-(N-morpholiniumyl)ethanesulfonate; 2-(N-morpholino)ethanesulfonic acid |
| 2-acrylamido-2-methylpropanesulfonate | | 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid |
| 3-(trimethylsilyl)propanesulfonic acid | | 1-Propanesulfonic acid, 3-(trimethylsilyl)- (sodium salt) |
| 3-(tris(hydroxymethyl)methylamino)-1-propanesulfonic acid | | N-[tris(hydroxymethyl)methyl]-3-aminopropanesulfonic acid |
| acamprosate | An organosulfonic acid that is propane-1-sulfonic acid substituted by an acetylamino group at position 3. | acamprosate |
| acetyltaurine | An amino sulfonic acid that is taurine substituted by an acetyl group at the N atom. | acetyltaurine |
| bay-s 9435 | An organosulfonic acid that is ciprofloxacin carrying a sulfo group at position 4 of the piperazine ring. It is a metabolite of ciprofloxacin. | sulfociprofloxacin |
| capnine | | 2-Amino-3-hydroxy-15-methyl-1-hexadecanesulfonic acid |
| cefsulodin | A pyridinium-substituted semi-synthetic, broad-spectrum, cephalosporin antibiotic. | cefsulodin |
| docusate | | 1,4-bis(2-ethylhexyl) sulfosuccinate |
| dodecylsulfonic acid | | 1-dodecanesulfonic acid |
| guanidinoethane sulfonate | The N-amidino derivative of taurine. | taurocyamine zwitterion; taurocyamine |
| hepes | A HEPES that is ethanesulfonic acid in which one of the methyl hydrogens is replaced by a 4-(2-hydroxyethyl)piperazin-1-yl group. A Good's buffer substance, pKa = 7.55 at 20 degreeC. | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid; 2-[4-(2-hydroxyethyl)piperazin-4-ium-1-yl]ethanesulfonate |
| hydroxymethanesulfonate, sodium salt | | 2-hydroxymethanesulfonic acid |
| mesna | | Mesna |
| methiodal | | methiodal |
| morpholinopropane sulfonic acid | A Good's buffer substance, pKa = 7.2 at 20 degreeC. | 3-(N-morpholiniumyl)propanesulfonate; 3-(N-morpholino)propanesulfonic acid |
| sulfoacetaldehyde | | sulfoacetaldehyde |
| sulfobromophthalein | An organosulfonic acid that consists of phthalide bearing four bromo substituents at positions 4, 5, 6 and 7 as well as two 4-hydroxy-3-sulfophenyl groups both located at position 1. | bromosulfophthalein |
| tauropine | A derivative of L-alanine having a 2-sulfoethyl group attached to the alpha-nitrogen. | tauropine |
| zwittergent 3-14 | | Zwittergent 3-14 |