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Chemical name }
Other names p-Hydroxybenzoic acid
para-Hydroxybenzoic acid
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Molecular mass } g/mol
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Density } g/cm3
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Chemical infobox
4-Hydroxybenzoic acid, or p-hydroxybenzoic acid, is a phenolic derivative of benzoic acid. It a white crystalline solid that is slightly soluble in water and chloroform, but well soluble in alcohols, ether, and acetone.

4-Hydroxybenzoic acid is primarily known as the basis for the preparation of its esters, known as parabens, which are used as preservatives in cosmetics.

See also


The closely related 2-Hydroxybenzoic acid is known as salicylic acid.

External links


Phenols | Carboxylic acids | Monomers

 

This article is licensed under the GNU Free Documentation License. It uses material from the "4-Hydroxybenzoic acid".

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