Benzenesulfonic acids and derivatives
2,6-Dimethylpyridinium p-Toluenesulfonate, TCI America™
CAS: 93471-41-1 Molecular Formula: C14H17NO3S Molecular Weight (g/mol): 279.354 MDL Number: MFCD00060191 InChI Key: ZXFCGHQVBSUJLX-UHFFFAOYSA-N Synonym: 2,6-Litidinium p-Toluenesulfonate PubChem CID: 10880460 IUPAC Name: 2,6-dimethylpyridin-1-ium;4-methylbenzenesulfonate SMILES: CC1=CC=C(C=C1)S(=O)(=O)[O-].CC1=[NH+]C(=CC=C1)C
Sodium 2-Chlorotoluene-4-sulfonate 95.0+%, TCI America™
CAS: 5138-91-0 Molecular Formula: C7H6ClNaO3S Molecular Weight (g/mol): 228.622 MDL Number: MFCD00053619 InChI Key: FQFDFCOTXFCZMB-UHFFFAOYSA-M Synonym: 2-Chlorotoluene-4-sulfonic Acid Sodium Salt, Sodium 3-Chloro-4-methylbenzenesulfonate PubChem CID: 23678886 IUPAC Name: sodium;3-chloro-4-methylbenzenesulfonate SMILES: CC1=C(C=C(C=C1)S(=O)(=O)[O-])Cl.[Na+]
2-Chloro-1-methylpyridinium p-Toluenesulfonate 98.0+%, TCI America™
CAS: 7403-46-5 Molecular Formula: C13H14ClNO3S Molecular Weight (g/mol): 299.769 MDL Number: MFCD00011985 InChI Key: KWNGIKVZXFFZNN-UHFFFAOYSA-M PubChem CID: 10990220 IUPAC Name: 2-chloro-1-methylpyridin-1-ium;4-methylbenzenesulfonate SMILES: CC1=CC=C(C=C1)S(=O)(=O)[O-].C[N+]1=CC=CC=C1Cl
![[Hydroxy(tosyloxy)iodo]benzene 97.0+%, TCI America™](https://assets.fishersci.com/TFS-Assets/CCG/Chemical-Structures/chemical-structure-cas-27126-76-7.jpg-250.jpg)
[Hydroxy(tosyloxy)iodo]benzene 97.0+%, TCI America™
CAS: 27126-76-7 Molecular Formula: C13H13IO4S Molecular Weight (g/mol): 392.207 MDL Number: MFCD00011547 InChI Key: LRIUKPUCKCECPT-UHFFFAOYSA-N Synonym: hydroxy tosyloxy iodo benzene,htib,koser's reagent,phenyliodosohydroxy tosylate,koser reagent,unii-2eoa97b14a,hydroxy p-tolylsulfonyl oxy iodo benzene,hydroxy 4-methylbenzenesulfonato-o phenyliodine,iodosobenzene-i-mono-p-toluenesulfonate,hydroxy phenyl 4-methylbenzenesulfonoperoxoyl iodide PubChem CID: 325434 IUPAC Name: [hydroxy(phenyl)-$l^{3}-iodanyl] 4-methylbenzenesulfonate SMILES: CC1=CC=C(C=C1)S(=O)(=O)OI(C2=CC=CC=C2)O
5-Sulfosalicylic Acid Dihydrate 98.0+%, TCI America™
CAS: 5965-83-3 Molecular Formula: C9H14O6S Molecular Weight (g/mol): 250.27 MDL Number: MFCD00007508,MFCD00149540 InChI Key: NFYHZVWMQHQKRU-UHFFFAOYSA-N Synonym: 2-hydroxy-5-sulfobenzoic acid dihydrate,5-sulfosalicylic acid dihydrate,sulfosalicylic acid dihydrate,benzoic acid, 2-hydroxy-5-sulfo-, dihydrate,unii-09ngq462s6,2-hydroxy-5-sulfobenzoic acid, hydrate, hydrate,5-sulfosalicylsyre,5-sulfosalicylsaeure,salicylic acid, 5-sulfo-, dihydrate,acmc-1aymd PubChem CID: 2723734 IUPAC Name: 2-hydroxy-5-sulfobenzoic acid; bis(methane) SMILES: C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O
4-Sulfo-2,3,5,6-tetrafluorobenzoic Acid 95.0+%, TCI America™
CAS: 125662-60-4 Molecular Formula: C7H2F4O5S Molecular Weight (g/mol): 274.142 InChI Key: JNESNWCWZVATQY-UHFFFAOYSA-N PubChem CID: 19807654 IUPAC Name: 2,3,5,6-tetrafluoro-4-sulfobenzoic acid SMILES: C1(=C(C(=C(C(=C1F)F)S(=O)(=O)O)F)F)C(=O)O
4-Sulfophthalic Acid (contains 3-Sulfophthalic Acid) (ca. 50% in Water), TCI America™
CAS: 89-08-7 Molecular Formula: C8H6O7S Molecular Weight (g/mol): 246.189 MDL Number: MFCD00007494 InChI Key: WNKQDGLSQUASME-UHFFFAOYSA-N Synonym: 1,2-benzenedicarboxylic acid, 4-sulfo,phthalic acid, 4-sulfo,4-sulphophthalic acid,unii-t1sm5dom66,4-sulfobenzene-1,2-dicarboxylic acid,t1sm5dom66,4-sulfophthalic acid aq. soln.,5-sulfophthalic acid,acmc-209uex,1, 4-sulfo PubChem CID: 6962 IUPAC Name: 4-sulfophthalic acid SMILES: C1=CC(=C(C=C1S(=O)(=O)O)C(=O)O)C(=O)O
Tetramethylammonium p-Toluenesulfonate 99.0+%, TCI America™
CAS: 3983-91-3 Molecular Formula: C11H19NO3S Molecular Weight (g/mol): 245.34 MDL Number: MFCD00043173 InChI Key: FHVCZJGBXWNGIZ-UHFFFAOYSA-M PubChem CID: 6451622 IUPAC Name: tetramethylazanium 4-methylbenzene-1-sulfonate SMILES: C[N+](C)(C)C.CC1=CC=C(C=C1)S([O-])(=O)=O
Sodium 2,4-Dinitrobenzenesulfonate Hydrate 98.0+%, TCI America™
CAS: 885-62-1 Molecular Formula: C6H3N2NaO7S Molecular Weight (g/mol): 270.15 MDL Number: MFCD00007471,MFCD10567393 InChI Key: GSBYVRKLPCSLNV-UHFFFAOYSA-M Synonym: sodium 2,4-dinitrobenzenesulfonate hydrate,acmc-209quh,sodium dnbs hydrate,2,4-dinitrobenzenesulfonic acid sodium salt hydrate PubChem CID: 70700115 IUPAC Name: sodium 2,4-dinitrobenzene-1-sulfonate SMILES: [Na+].[O-][N+](=O)C1=CC=C(C(=C1)[N+]([O-])=O)S([O-])(=O)=O
4,5-Diazafluorene-9-one O-(p-Toluenesulfonyl)oxime 98.0+%, TCI America™
CAS: 1655490-79-1 Molecular Formula: C18H13N3O3S Molecular Weight (g/mol): 351.38 InChI Key: UWCROCJSYGJGEJ-UHFFFAOYSA-N Synonym: 4,5-Diazafluorene-9-one O-Tosyloxime PubChem CID: 91972099 SMILES: CC1=CC=C(C=C1)S(=O)(=O)ON=C2C3=C(C4=C2C=CC=N4)N=CC=C3
5-Amino-2-chlorotoluene-4-sulfonic Acid 98.0+%, TCI America™
CAS: 88-53-9 Molecular Formula: C7H8ClNO3S Molecular Weight (g/mol): 221.655 MDL Number: MFCD00043924 InChI Key: VYZCFAPUHSSYCC-UHFFFAOYSA-N Synonym: 4-Chloro-5-methylaniline-2-sulfonic Acid, 4-Chloro-m-toluidine-6-sulfonic Acid, 2-Amino-5-chloro-4-methylbenzenesulfonic Acid PubChem CID: 6936 IUPAC Name: 2-amino-5-chloro-4-methylbenzenesulfonic acid SMILES: CC1=CC(=C(C=C1Cl)S(=O)(=O)O)N
Suplatast Tosylate 98.0+%, TCI America™
CAS: 94055-76-2 Molecular Formula: C23H33NO7S2 Molecular Weight (g/mol): 499.64 MDL Number: MFCD00867604 InChI Key: RYVJQEZJUFRANT-UHFFFAOYNA-N Synonym: suplatast tosilate,suplatast tosylate,suplatast,suplatast tosilate inn,ccris 6596,suplatastum tosilas inn-latin,tosilate de suplatast inn-french,tosilato de suplatast inn-spanish,+--2-4-3-ethoxy-2-hydroxypropoxy phenyl carbamoyl ethyldimethylsulfonium p-tosylate PubChem CID: 71773 IUPAC Name: (2-{[4-(3-ethoxy-2-hydroxypropoxy)phenyl]carbamoyl}ethyl)dimethylsulfanium 4-methylbenzene-1-sulfonate SMILES: CC1=CC=C(C=C1)S([O-])(=O)=O.CCOCC(O)COC1=CC=C(NC(=O)CC[S+](C)C)C=C1
3-Sulfobenzoic Acid Monosodium Salt 95.0+%, TCI America™
CAS: 17625-03-5 Molecular Formula: C7H5NaO5S Molecular Weight (g/mol): 224.162 MDL Number: MFCD00066378 InChI Key: KQHKITXZJDOIOD-UHFFFAOYSA-M PubChem CID: 23668512 IUPAC Name: sodium;3-sulfobenzoate SMILES: C1=CC(=CC(=C1)S(=O)(=O)O)C(=O)[O-].[Na+]
5-Sulfosalicylic Acid Dihydrate 99.0+%, TCI America™
CAS: 5965-83-3 Molecular Formula: C9H14O6S Molecular Weight (g/mol): 250.27 MDL Number: MFCD00007508,MFCD00149540 InChI Key: NFYHZVWMQHQKRU-UHFFFAOYSA-N Synonym: 2-hydroxy-5-sulfobenzoic acid dihydrate,5-sulfosalicylic acid dihydrate,sulfosalicylic acid dihydrate,benzoic acid, 2-hydroxy-5-sulfo-, dihydrate,unii-09ngq462s6,2-hydroxy-5-sulfobenzoic acid, hydrate, hydrate,5-sulfosalicylsyre,5-sulfosalicylsaeure,salicylic acid, 5-sulfo-, dihydrate,acmc-1aymd PubChem CID: 2723734 IUPAC Name: 2-hydroxy-5-sulfobenzoic acid; bis(methane) SMILES: C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O
Ponceau SX, TCI America™
CAS: 4548-53-2 Molecular Formula: C18H14N2Na2O7S2 Molecular Weight (g/mol): 480.417 MDL Number: MFCD00046402 InChI Key: GRRDBTDTMCTWQZ-ZAWKPCBGSA-L Synonym: ponceau sx,c.i. food red 1,ponceau sx lake,4r purple,crimson 4r,maple ponceau sx,purple 4r,food red 1,hexacol ponceau sx,fd & c red no. 4 PubChem CID: 9595288 IUPAC Name: disodium;(3E)-3-[(2,4-dimethyl-5-sulfonatophenyl)hydrazinylidene]-4-oxonaphthalene-1-sulfonate SMILES: CC1=CC(=C(C=C1NN=C2C=C(C3=CC=CC=C3C2=O)S(=O)(=O)[O-])S(=O)(=O)[O-])C.[Na+].[Na+]