p-Toluenesulfonic Acid Monohydrate TCI T0267

Chemical Identity

Other names: PTSA
CAS No.: 6192-52-5
PubChem: CID 6101·SID 87576246
Formula: C7H8O3S
Molecular weight: 172.20 g/mol
Purity: >98.0%(HPLC)(T)

Full identifiers (IUPAC, SMILES, InChIKey)

IUPAC: 4-methylbenzenesulfonic acid
SMILES: CC1=CC=C(C=C1)S(=O)(=O)O
InChIKey: JOXIMZWYDAKGHI-UHFFFAOYSA-N

Rp 477.750,00

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p-Toluenesulfonic Acid Monohydrate is a chemical compound widely used in laboratory settings for its versatile reactivity and functional properties. It belongs to the category of non-heterocyclic building blocks and is commonly employed in organic synthesis reactions. This compound serves as a catalyst, reagent, or auxiliary material in various chemical processes, including addition, substitution, and acid-catalyzed reactions. Its molecular structure, consisting of a toluene group attached to a sulfonic acid group, makes it highly reactive and suitable for a broad range of chemical transformations.

One of the key properties that make p-Toluenesulfonic Acid Monohydrate a preferred choice is its strong acidic character. As a sulfonic acid, it provides a stable and efficient acidic environment for reactions that require such conditions. Additionally, it has excellent physical stability, allowing for easy storage and handling under standard laboratory conditions. The monohydrate form of the compound further simplifies its use, as it does not require additional water for dissolution, making it convenient for both research and industrial applications.

In Indonesian laboratories, p-Toluenesulfonic Acid Monohydrate is a commonly used reagent in chemical research. It is employed in the synthesis of heterocyclic compounds, aromatic compound modifications, and acid-base reactions for compound separation. Its reliability and effectiveness make it an essential component in various chemical processes, supporting both academic and industrial research activities.

TCI brochures (PDF)

Reagents for Glyco Chemistry & Biology 5th Edition · p. 149

Related TCI products

Organic synthesis reactions benefit from the strong acidic properties of p-Toluenesulfonic Acid Monohydrate, making it an effective catalyst for various functional group transformations.
Acid-catalyzed esterification and sulfonation processes are commonly performed using this compound due to its ability to provide a stable acidic environment.
In the preparation of heterocyclic compounds, its reactivity and availability make it a preferred reagent for ring formation and functional group modification.
It is widely used in acid-base extraction techniques for the separation of organic compounds from aqueous solutions due to its solubility and reactivity.
The compound is also utilized in the modification of aromatic compounds, where its sulfonic acid group facilitates substitution reactions and structural changes.

Brand	TCI
CAS number	6192-52-5
Molecular formula	—
Purity	—
Category	Chemistry > Building Blocks > Non-Heterocyclic Building Blocks
Pack sizes	Available in various quantities as per supplier specifications
Physical form	White crystalline solid
Storage	Store in a cool, dry place away from moisture and direct sunlight

p-Toluenesulfonic Acid Monohydrate should be stored in a cool, dry environment to maintain its stability and prevent degradation. It is recommended to keep the compound in airtight containers to avoid moisture absorption, which could affect its purity and reactivity. Due to its acidic nature, it should be handled with appropriate personal protective equipment, such as gloves and safety goggles, to prevent skin or eye contact. It is also advisable to store it away from incompatible materials like strong bases or oxidizing agents to ensure safety in the laboratory. Regular inspection of storage conditions and container integrity is essential to maintain the compound's quality and usability.

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