Hydroxybenzoic acid may refer to several related chemical compounds:
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2-Hydroxybenzoic acid (salicylic acid, ''o''-hydroxybenzoic acid)
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3-Hydroxybenzoic acid (''m''-hydroxybenzoic acid)
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4-Hydroxybenzoic acid
4-Hydroxybenzoic acid, also known as ''p''-hydroxybenzoic acid (PHBA), is a monohydroxybenzoic acid, a phenolic derivative of benzoic acid. It is a white crystalline solid that is slightly soluble in water and chloroform but more soluble in polar ...
(''p''-hydroxybenzoic acid)
See also
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Dihydroxybenzoic acid Dihydroxybenzoic acids (DHBA) are a type of phenolic acids.
There are six main compounds, having all the same molecular formula C7H6O4. Those are:
* 2,3-Dihydroxybenzoic acid (2-Pyrocatechuic acid or hypogallic acid)
* 2,4-Dihydroxybenzoic acid ...
s
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Trihydroxybenzoic acid Trihydroxybenzoic acid may refer to the following phenolic acids :
* Gallic acid (3,4,5-trihydroxybenzoic acid)
* Phloroglucinol carboxylic acid (2,4,6-trihydroxybenzoic acid)
O-methylated trihydroxybenzoic acids are :
* Eudesmic acid
* Syringic ...
s
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Phenolic acid
Phenolic acids or phenolcarboxylic acids are types of aromatic acid compounds. Included in that class are substances containing a phenolic ring and an organic carboxylic acid function (C6-C1 skeleton). Two important naturally occurring types of ph ...
{{Chemistry index