Orcinol

Orcinol is an organic compound with the formula CH3C6H3(OH)2. It occurs in many species of lichens including Roccella tinctoria and Lecanora. Orcinol has been detected in the "toxic glue" of the ant species Camponotus saundersi. It is a colorless solid. It is related to resorcinol, 1,3-C6H4(OH)2.

Orcinol
Names
Preferred IUPAC name
5-Methylbenzene-1,3-diol
Other names
  • 5-Methylresorcinol
  • 3,5-Toluenediol
  • Orcin
  • 5-Methyl-1,3-benzenediol
  • 3,5-Dihydroxytoluene
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.007.259
UNII
  • InChI=1S/C7H8O2/c1-5-2-6(8)4-7(9)3-5/h2-4,8-9H,1H3
    Key: OIPPWFOQEKKFEE-UHFFFAOYSA-N
  • CC1=CC(=CC(=C1)O)O
Properties
C7H8O2
Molar mass 124.139 g·mol−1
Appearance Crystalline solid
Melting point 109.0 °C (228.2 °F; 382.1 K)
Boiling point 291 °C (556 °F; 564 K)
Miscible
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
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