p-Toluenesulfonic Acid

p-Toluenesulfonic Acid

p-Toluenesulfonic acid (PTSA), or tosylic acid (TsOH), is a corrosive, toxic, solid, strong organic acid. In monohydrate form, its formula is TsOH·H2O. Available in various quantities, PTSA is used as an organic-soluble acid catalyst in organic synthesis.
ACS (3)
ACS Reagent (2)
Extra Pure (8)
190.21 (2)
190.213 (13)
194.18 (1)
≥90% (1)
≥98.5% (1)
≥98.5% (Acid) (2)
98% (2)
99% (8)
1000g (1)
100g (5)
2.5kg (2)
250g (1)
500g (4)
50g (1)
5g (2)
Products (16)
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https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, ACS reagent
ACS Reagent190.213≥98.5% (Acid)Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, ACS reagent
ACS Reagent190.213≥98.5% (Acid)Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 97%
—190.2198%Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 97%
—190.2198%Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, ACS reagent
ACS190.213—Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, ACS reagent
ACS190.213—Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, ACS, 98.5+%
ACS190.213≥98.5%Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid sodium salt, 90+%
—194.18≥90%Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 99%, extra pure
Extra Pure190.21399%Bottle
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 99%, extra pure
Extra Pure190.21399%Bottle
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 99%, extra pure
Extra Pure190.21399%Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 99%, extra pure
Extra Pure190.21399%Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 99%, extra pure
Extra Pure190.21399%Bottle
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 99%, extra pure
Extra Pure190.21399%Bottle
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 99%, extra pure
Extra Pure190.21399%Each
https://www.qa.thermofisher.com/content/dam/LifeTech/Images/Brands/search/default-brand.jpgp-Toluenesulfonic acid monohydrate, 99%, extra pure
Extra Pure190.21399%Each
p-Toluenesulfonic acid monohydrate, ACS reagent Thermo Scientific Chemicals
Chemical Name or Material: p-Toluenesulfonic acid monohydrate. CAS: 6192-52-5. Health Hazard 1: Danger. Color: White.
p-Toluenesulfonic acid monohydrate, ACS reagent Thermo Scientific Chemicals
Chemical Name or Material: p-Toluenesulfonic acid monohydrate. CAS: 6192-52-5. Health Hazard 1: Danger. Color: White.
p-Toluenesulfonic acid monohydrate, 97% Thermo Scientific Chemicals
Synonym: 4-methylbenzenesulfonic acid hydrate. DOT Information: Transport Hazard Class: 8; Packing Group: III; Proper Shipping Name: ARYL SULFONIC ACIDS, SOLID. Melting Point: 103°C to 106°C (anhydrous). Health Hazard 1: H314-H335-H373.
p-Toluenesulfonic acid monohydrate, 97% Thermo Scientific Chemicals
p-Toluenesulfonic acid monohydrate is used as a catalyst in the synthesis of resveratrol, in oxane derivatives as an antimalarial agent, as substituted piperidine and unsymmetrical benzyl. It acts as a catalyst in the preparation of 1,3,5-trisubstituted pyrazoles derivatives, selenated ketene...
p-Toluenesulfonic acid monohydrate, ACS reagent Thermo Scientific Chemicals
IUPAC Name: 4-methylbenzenesulfonic acid;hydrate. Synonym: 4-methylbenzenesulfonic acid hydrate. Synonym: unii-3bto78gaff. Solubility Information: Solubility in water: soluble. Other solubilities: soluble in alcohol, ether and chloroform
p-Toluenesulfonic acid monohydrate, ACS reagent Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
p-Toluenesulfonic acid monohydrate, ACS, 98.5+% Thermo Scientific Chemicals
IUPAC Name: 4-methylbenzenesulfonic acid;hydrate. Synonym: 4-methylbenzenesulfonic acid hydrate. Health Hazard 3: P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P501c. Synonym: unii-3bto78gaff.
p-Toluenesulfonic acid sodium salt, 90+% Thermo Scientific Chemicals
Synonym: p-toluenesulfonic acid sodium salt. Synonym: naxonate hydrotrope. MDL Number: MFCD00798566,MFCD00064388. SMILES: [Na+].CC1
p-Toluenesulfonic acid monohydrate, 99%, extra pure Thermo Scientific Chemicals
Grade: Extra Pure. IUPAC Name: 4-methylbenzenesulfonic acid;hydrate. Synonym: 4-methylbenzenesulfonic acid hydrate. Synonym: unii-3bto78gaff.
p-Toluenesulfonic acid monohydrate, 99%, extra pure Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
p-Toluenesulfonic acid monohydrate, 99%, extra pure Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
p-Toluenesulfonic acid monohydrate, 99%, extra pure Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
p-Toluenesulfonic acid monohydrate, 99%, extra pure Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
p-Toluenesulfonic acid monohydrate, 99%, extra pure Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
p-Toluenesulfonic acid monohydrate, 99%, extra pure Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
p-Toluenesulfonic acid monohydrate, 99%, extra pure Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
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