para-Toluenesulfonic Acid, Monohydrate, Reagent, ACS

Molecular Formula
C7H8O3S•H2O
Catalog Number
T1093
Supplier/Brand
Spectrum Chemical
CAS Number
6192-52-5

para-Toluenesulfonic Acid, Monohydrate, Reagent, ACS, also known as Tosylic acid or PTSA, is a strong organic acid, is considered non-oxidizing and acts as an alkylating agent in organic synthesis. As an ACS grade quality reagent, its chemical specifications are the de facto standards for chemicals used in many high-purity applications and typically designate the highest quality chemical available for laboratory use. Spectrum Chemical manufactured Reagent ACS grade products meet the toughest regulatory standards for quality and purity.


Synonyms: 4-Methylbenzenesulfonic Acid

Shipping Information

When shipping via FedEx Air the item will ship priority overnight. A higher hazmat fee will apply.

DOT: UN2585, Aryl sulfonic acid, solid (toluenesulfonic acid), 8, PG III

Largest individual container shippable via:
UPS/FedEx Ground: 12 kg    UPS Air: 1 kg    FedEx Air: 50 kg

Additional UPS-imposed hazardous material charge.
Tariff No. 2904100000

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2023