3-Hydroxybenzoic acid

3-Hydroxybenzoic acid

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Names
IUPAC name 3-Hydroxybenzoic acid
Other names m-Hydroxybenzoic acid meta-Hydroxybenzoic acid 3-Carboxyphenol m-Salicylic acid
Identifiers
CAS Number	99-06-9 Y
ChEBI	CHEBI:30764 Y
ChEMBL	ChEMBL65369 Y
ChemSpider	7142 Y
Jmol 3D model	Interactive image Interactive image
PubChem	7420
InChI InChI=1S/C7H6O3/c8-6-3-1-2-5(4-6)7(9)10/h1-4,8H,(H,9,10) Y Key: IJFXRHURBJZNAO-UHFFFAOYSA-N Y
SMILES C1=CC(=CC(=C1)O)C(=O)O O=C(O)c1cc(O)ccc1
Properties
Chemical formula	C7H6O3
Molar mass	138.12 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

3-Hydroxybenzoic acid is a monohydroxybenzoic acid.

Natural occurrences

3-Hydroxybenzoic acid is a component of castoreum, the exudate from the castor sacs of the mature North American beaver (Castor canadensis) and the European beaver (Castor fiber), used in perfumery.

It can also be formed by a Pseudomonas species from 3-chlorobenzoic acid.