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salicylic acid

C7H6O3

Salicylic acid has the molecular formula C7H6O3 and a molar mass of 138.12 g/mol, a melting point of 159 °C and a boiling point of 211 °C.

Properties

Molecular formulaC7H6O3
Molar mass138.12 g/mol
Exact (monoisotopic) mass138.03169 g/mol
Melting point159 °C
Boiling point211 °C
Density1.44 g/cm³
logP (octanol–water)2.3
Topological polar surface area57.5 Ų
Hydrogen-bond donors / acceptors2 / 3
Heavy atoms10
InChIKeyYGSDEFSMJLZEOE-UHFFFAOYSA-N
IUPAC name2-hydroxybenzoic acid

Elemental composition

16 atoms across 3 elements, by mass.

ElementAtomsPercent by mass
Carbon (C)760.87%
Oxygen (O)334.75%
Hydrogen (H)64.38%

Calculate with salicylic acid

Related compounds

Molar mass and elemental composition are computed from IUPAC 2021 conventional atomic weights. Formula, exact mass and the computed descriptors come from PubChem, which is US government work and in the public domain. Melting point, boiling point and density come from Wikidata under CC0. Properties with no figure shown are absent from those sources rather than zero.