Benzenesulfonic acids and derivatives

Organosulfur compounds that consist of sulfonic acid bonded to a benzene ring. Includes compounds derived from benzenesulfonic acid.

1 – 15 of 170 results

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

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Specifications

PubChem CID	6962
CAS	89-08-7
Molecular Weight (g/mol)	246.189
MDL Number	MFCD00007494
SMILES	C1=CC(=C(C=C1S(=O)(=O)O)C(=O)O)C(=O)O
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
IUPAC Name	4-sulfophthalic acid
InChI Key	WNKQDGLSQUASME-UHFFFAOYSA-N
Molecular Formula	C8H6O7S

5-Sulfoisophthalic acid monosodium salt, 95%

CAS: 6362-79-4 Molecular Formula: C8H5NaO7S Molecular Weight (g/mol): 268.171 MDL Number: MFCD00007495 InChI Key: YXTFRJVQOWZDPP-UHFFFAOYSA-M Synonym: 5-sulfafe-3-phthalicacid PubChem CID: 57488606 IUPAC Name: sodium;3-carboxy-5-sulfobenzoate SMILES: C1=C(C=C(C=C1C(=O)O)S(=O)(=O)O)C(=O)[O-].[Na+]

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Specifications

PubChem CID	57488606
CAS	6362-79-4
Molecular Weight (g/mol)	268.171
MDL Number	MFCD00007495
SMILES	C1=C(C=C(C=C1C(=O)O)S(=O)(=O)O)C(=O)[O-].[Na+]
Synonym	5-sulfafe-3-phthalicacid
IUPAC Name	sodium;3-carboxy-5-sulfobenzoate
InChI Key	YXTFRJVQOWZDPP-UHFFFAOYSA-M
Molecular Formula	C8H5NaO7S

Fisher Scientific 5-Sulfosalicylic Acid Dihydrate (Crystalline/Certified ACS), Fisher Chemical™

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

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Specifications

PubChem CID	2723734
CAS	5965-83-3
Molecular Weight (g/mol)	250.27
MDL Number	MFCD00007508,MFCD00149540
SMILES	C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O
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
IUPAC Name	2-hydroxy-5-sulfobenzoic acid; bis(methane)
InChI Key	NFYHZVWMQHQKRU-UHFFFAOYSA-N
Molecular Formula	C9H14O6S

5-Sulfosalicylic acid dihydrate, ACS, 99+%

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;dihydrate SMILES: C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O

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Specifications

PubChem CID	2723734
CAS	5965-83-3
Molecular Weight (g/mol)	250.27
MDL Number	MFCD00007508,MFCD00149540
SMILES	C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O
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
IUPAC Name	2-hydroxy-5-sulfobenzoic acid;dihydrate
InChI Key	NFYHZVWMQHQKRU-UHFFFAOYSA-N
Molecular Formula	C9H14O6S

p-Toluenesulfonic acid, sodium salt

CAS: 657-84-1 Molecular Formula: C7H7NaO3S Molecular Weight (g/mol): 194.18 MDL Number: MFCD00798566,MFCD00064388 InChI Key: KVCGISUBCHHTDD-UHFFFAOYSA-M Synonym: sodium p-toluenesulfonate,sodium 4-methylbenzenesulfonate,sodium tosylate,p-toluenesulfonic acid sodium salt,sodium toluenesulfonate,sodium toluenesulphonate,tosylate, sodium,naxonate hydrotrope,cyclophil sts 70,eltesol st 34 PubChem CID: 3720192 IUPAC Name: sodium;4-methylbenzenesulfonate SMILES: [Na+].CC1=CC=C(C=C1)S([O-])(=O)=O

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Specifications

PubChem CID	3720192
CAS	657-84-1
Molecular Weight (g/mol)	194.18
MDL Number	MFCD00798566,MFCD00064388
SMILES	[Na+].CC1=CC=C(C=C1)S([O-])(=O)=O
Synonym	sodium p-toluenesulfonate,sodium 4-methylbenzenesulfonate,sodium tosylate,p-toluenesulfonic acid sodium salt,sodium toluenesulfonate,sodium toluenesulphonate,tosylate, sodium,naxonate hydrotrope,cyclophil sts 70,eltesol st 34
IUPAC Name	sodium;4-methylbenzenesulfonate
InChI Key	KVCGISUBCHHTDD-UHFFFAOYSA-M
Molecular Formula	C7H7NaO3S

p-Toluenesulfonic Acid, Monohydrate , MP Biomedical

CAS: 104-15-4 Molecular Formula: C7H8O3S Molecular Weight (g/mol): 172.20 InChI Key: JOXIMZWYDAKGHI-UHFFFAOYSA-N Synonym: p-toluenesulfonic acid,p-toluenesulphonic acid,4-toluenesulfonic acid,tosic acid,p-tolylsulfonic acid,toluene-4-sulfonic acid,toluenesulfonic acid,benzenesulfonic acid, 4-methyl,p-toluenesulfonate,eltesol PubChem CID: 6101 ChEBI: CHEBI:27849

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Specifications

PubChem CID	6101
CAS	104-15-4
Molecular Weight (g/mol)	172.20
ChEBI	CHEBI:27849
Synonym	p-toluenesulfonic acid,p-toluenesulphonic acid,4-toluenesulfonic acid,tosic acid,p-tolylsulfonic acid,toluene-4-sulfonic acid,toluenesulfonic acid,benzenesulfonic acid, 4-methyl,p-toluenesulfonate,eltesol
InChI Key	JOXIMZWYDAKGHI-UHFFFAOYSA-N
Molecular Formula	C7H8O3S

PubChem CID	2723734
CAS	5965-83-3
Molecular Weight (g/mol)	250.27
MDL Number	MFCD00007508,MFCD00149540
SMILES	C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O
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
InChI Key	NFYHZVWMQHQKRU-UHFFFAOYSA-N
Molecular Formula	C9H14O6S

5-Sulfosalicylic Acid Dihydrate, 98%

CAS: 5965-83-3 | C9H14O6S | 250.27 g/mol

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Specifications

Molecular Weight (g/mol)	250.27
CAS Min %	97.5
InChI Key	NFYHZVWMQHQKRU-UHFFFAOYSA-N
PubChem CID	2723734
Percent Purity	98%
Fieser	01,1118
Infrared Spectrum	Authentic
Formula Weight	254.22
Melting Point	106.0°C to 110.0°C
CAS Max %	100.0
Color	White
Physical Form	Crystalline Powder or Crystals
Chemical Name or Material	5-Sulfosalicylic acid dihydrate
SMILES	C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O
Merck Index	15, 9094
Assay Percent Range	98%
CAS	97-05-2
Health Hazard 3	GHS P Statement IF SWALLOWED: rinse mouth. Do NOT induce vomiting. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,if pre
MDL Number	MFCD00007508,MFCD00149540
Health Hazard 2	GHS H Statement Causes severe skin burns and eye damage. Harmful if swallowed.
Solubility Information	Solubility in water: 127g/L (20°C). Other solubilities: soluble in alcohol and ether
Packaging	Plastic bottle
Health Hazard 1	GHS Signal Word: Danger
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
Beilstein	11, 411
Molecular Formula	C9H14O6S

p-Toluenesulfonic acid monohydrate, ACS reagent

CAS: 6192-52-5 InChI Key: KJIFKLIQANRMOU-UHFFFAOYSA-N Synonym: p-toluenesulfonic acid monohydrate,4-methylbenzenesulfonic acid hydrate,4-methylbenzenesulfonic acid monohydrate,p-toluene sulfonic acid monohydrate,unii-3bto78gaff,benzenesulfonic acid, 4-methyl-, monohydrate,ptoluenesulfonic acid,p-toluenesulfonic acid, monohydrate,3bto78gaff,4-methylbenzene-1-sulfonic acid hydrate PubChem CID: 521998 IUPAC Name: 4-methylbenzenesulfonic acid;hydrate SMILES: CC1=CC=C(C=C1)S(=O)(=O)O.O

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Specifications

PubChem CID	521998
CAS	6192-52-5
SMILES	CC1=CC=C(C=C1)S(=O)(=O)O.O
Synonym	p-toluenesulfonic acid monohydrate,4-methylbenzenesulfonic acid hydrate,4-methylbenzenesulfonic acid monohydrate,p-toluene sulfonic acid monohydrate,unii-3bto78gaff,benzenesulfonic acid, 4-methyl-, monohydrate,ptoluenesulfonic acid,p-toluenesulfonic acid, monohydrate,3bto78gaff,4-methylbenzene-1-sulfonic acid hydrate
IUPAC Name	4-methylbenzenesulfonic acid;hydrate
InChI Key	KJIFKLIQANRMOU-UHFFFAOYSA-N

Thermo Scientific Chemicals 5-Sulfosalicylic acid dihydrate, 99+%

CAS: 5965-83-3 | C9H14O6S | 250.27 g/mol

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Specifications

Molecular Weight (g/mol)	250.27
CAS Min %	99.0
InChI Key	NFYHZVWMQHQKRU-UHFFFAOYSA-N
PubChem CID	2723734
Name Note	p.a.
Percent Purity	99+%
Fieser	01,1118
Infrared Spectrum	Authentic
Formula Weight	254.22
Melting Point	106.0°C to 110.0°C
CAS Max %	100.0
Color	White
Physical Form	Crystalline Powder
Chemical Name or Material	5-Sulfosalicylic acid dihydrate
SMILES	C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O
Merck Index	15, 9094
Assay Percent Range	99+%
CAS	97-05-2
Health Hazard 3	GHS P Statement IF SWALLOWED: rinse mouth. Do NOT induce vomiting. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,if pre
MDL Number	MFCD00007508,MFCD00149540
Health Hazard 2	GHS H Statement Causes severe skin burns and eye damage. Harmful if swallowed.
Solubility Information	Solubility in water: 127g/L (20°C). Other solubilities: soluble in alcohol and ether
Packaging	Plastic bottle
Health Hazard 1	GHS Signal Word: Danger
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
Beilstein	11, 411
Molecular Formula	C9H14O6S

p-Toluenesulfonic anhydride, 97%

CAS: 4124-41-8 Molecular Formula: C14H14O5S2 Molecular Weight (g/mol): 326.381 MDL Number: MFCD00008548 InChI Key: PDVFSPNIEOYOQL-UHFFFAOYSA-N Synonym: p-toluenesulfonic anhydride,4-methylbenzenesulfonic anhydride,4-toluenesulfonic anhydride,p-toluenesulfonicanhydride,p-toluene sulfonic anhydride,toluene-p-sulphonic anhydride,4-methylphenyl sulfonyl 4-methylbenzenesulfonate,p-toluenesulphonic anhydride,toluene-4-sulfonic anhydride,benzenesulfonic acid, 4-methyl-, anhydride PubChem CID: 77773 IUPAC Name: (4-methylphenyl)sulfonyl 4-methylbenzenesulfonate SMILES: CC1=CC=C(C=C1)S(=O)(=O)OS(=O)(=O)C2=CC=C(C=C2)C

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Specifications

PubChem CID	77773
CAS	4124-41-8
Molecular Weight (g/mol)	326.381
MDL Number	MFCD00008548
SMILES	CC1=CC=C(C=C1)S(=O)(=O)OS(=O)(=O)C2=CC=C(C=C2)C
Synonym	p-toluenesulfonic anhydride,4-methylbenzenesulfonic anhydride,4-toluenesulfonic anhydride,p-toluenesulfonicanhydride,p-toluene sulfonic anhydride,toluene-p-sulphonic anhydride,4-methylphenyl sulfonyl 4-methylbenzenesulfonate,p-toluenesulphonic anhydride,toluene-4-sulfonic anhydride,benzenesulfonic acid, 4-methyl-, anhydride
IUPAC Name	(4-methylphenyl)sulfonyl 4-methylbenzenesulfonate
InChI Key	PDVFSPNIEOYOQL-UHFFFAOYSA-N
Molecular Formula	C14H14O5S2

[Hydroxy(tosyloxy)iodo]benzene, 97%

CAS: 27126-76-7 Molecular Formula: C₁₃H₁₃IO₄S Molecular Weight (g/mol): 392.21 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

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Specifications

PubChem CID	325434
CAS	27126-76-7
Molecular Weight (g/mol)	392.21
MDL Number	MFCD00011547
SMILES	CC1=CC=C(C=C1)S(=O)(=O)OI(C2=CC=CC=C2)O
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
IUPAC Name	[hydroxy(phenyl)-$l^{3}-iodanyl] 4-methylbenzenesulfonate
InChI Key	LRIUKPUCKCECPT-UHFFFAOYSA-N
Molecular Formula	C₁₃H₁₃IO₄S

2-Sulfobenzoic acid hydrate, 98%

CAS: 123333-68-6 Molecular Formula: C7H6O5S Molecular Weight (g/mol): 202.18 MDL Number: MFCD00007479 InChI Key: ZMPRRFPMMJQXPP-UHFFFAOYSA-N Synonym: 2-sulfobenzoic acid hydrate,benzoic acid, 2-sulfo-hydrate,acmc-20anmu,2-sulphobenzoic acid hydrate,c7h6o5s.h2o,2-sulfobenzoic acid, oxamethane,benzoic acid, 2-sulfo-, monohydrate PubChem CID: 24820382 IUPAC Name: 2-sulfobenzoic acid;hydrate SMILES: OC(=O)C1=CC=CC=C1S(O)(=O)=O

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Specifications

PubChem CID	24820382
CAS	123333-68-6
Molecular Weight (g/mol)	202.18
MDL Number	MFCD00007479
SMILES	OC(=O)C1=CC=CC=C1S(O)(=O)=O
Synonym	2-sulfobenzoic acid hydrate,benzoic acid, 2-sulfo-hydrate,acmc-20anmu,2-sulphobenzoic acid hydrate,c7h6o5s.h2o,2-sulfobenzoic acid, oxamethane,benzoic acid, 2-sulfo-, monohydrate
IUPAC Name	2-sulfobenzoic acid;hydrate
InChI Key	ZMPRRFPMMJQXPP-UHFFFAOYSA-N
Molecular Formula	C7H6O5S

Sulfosalicylic Acid, Dihydrate, Crystal, BAKER ANALYZED™ A.C.S. Reagent, J.T. Baker™

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Specifications

PubChem CID	2723734
CAS	5965-83-3
Molecular Weight (g/mol)	250.27
MDL Number	MFCD00007508,MFCD00149540
SMILES	C.C.OC(=O)C1=CC(=CC=C1O)S(O)(=O)=O
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
InChI Key	NFYHZVWMQHQKRU-UHFFFAOYSA-N
Molecular Formula	C9H14O6S

p-Toluenesulfonic acid monohydrate, 97.5%, pure

CAS: 6192-52-5 MDL Number: MFCD00142137 InChI Key: KJIFKLIQANRMOU-UHFFFAOYSA-N Synonym: p-toluenesulfonic acid monohydrate,4-methylbenzenesulfonic acid hydrate,4-methylbenzenesulfonic acid monohydrate,p-toluene sulfonic acid monohydrate,unii-3bto78gaff,benzenesulfonic acid, 4-methyl-, monohydrate,ptoluenesulfonic acid,p-toluenesulfonic acid, monohydrate,3bto78gaff,4-methylbenzene-1-sulfonic acid hydrate PubChem CID: 521998 IUPAC Name: 4-methylbenzenesulfonic acid;hydrate SMILES: CC1=CC=C(C=C1)S(=O)(=O)O.O

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Specifications

PubChem CID	521998
CAS	6192-52-5
MDL Number	MFCD00142137
SMILES	CC1=CC=C(C=C1)S(=O)(=O)O.O
Synonym	p-toluenesulfonic acid monohydrate,4-methylbenzenesulfonic acid hydrate,4-methylbenzenesulfonic acid monohydrate,p-toluene sulfonic acid monohydrate,unii-3bto78gaff,benzenesulfonic acid, 4-methyl-, monohydrate,ptoluenesulfonic acid,p-toluenesulfonic acid, monohydrate,3bto78gaff,4-methylbenzene-1-sulfonic acid hydrate
IUPAC Name	4-methylbenzenesulfonic acid;hydrate
InChI Key	KJIFKLIQANRMOU-UHFFFAOYSA-N

Benzenesulfonic acids and derivatives

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4-Sulfophthalic Acid (contains 3-Sulfophthalic Acid) (ca. 50% in Water), TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

4-Sulfophthalic Acid (contains 3-Sulfophthalic Acid) (ca. 50% in Water), TCI America™