XIV

Ledol

Names
IUPAC name 6β,11-Cyclo-1β,4α,5β-guaian-10α-ol
Systematic IUPAC name (1aR,4R,4aS,7R,7aS,7bS)-1,1,4,7-Tetramethyldecahydro-1H-cyclopropa※azulen-4-ol
Identifiers
CAS Number	577-27-5
3D model (JSmol)	Interactive image
ChemSpider	83783
PubChem CID	92812
UNII	99XJ3YS21U
CompTox Dashboard (EPA)	DTXSID40877915
InChI InChI=1S/C15H26O/c1-9-5-6-10-12(9)13-11(14(13,2)3)7-8-15(10,4)16/h9-13,16H,5-8H2,1-4H3/t9-,10+,11-,12-,13-,15-/m1/s1 Key: AYXPYQRXGNDJFU-AOWZIMASSA-N InChI=1/C15H26O/c1-9-5-6-10-12(9)13-11(14(13,2)3)7-8-15(10,4)16/h9-13,16H,5-8H2,1-4H3/t9-,10+,11-,12-,13-,15-/m1/s1 Key: AYXPYQRXGNDJFU-AOWZIMASBF
SMILES C※1CC※2※1※3※(C3(C)C)CC※2(C)O
Properties
Chemical formula	C15H26O
Molar mass	222.372 g·mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C ※, 100 kPa). Infobox references

Ledol is: a poisonous sesquiterpene that can cause cramps, paralysis, and delirium. Caucasian peasants used Rhododendron plants for these effects in shamanistic rituals.

Sources※

Ledol is found in labrador tea, an herbal tea (not a true tea) made from three closely related species:

• Rhododendron tomentosum – Northern Labrador tea, previously Ledum palustre
• Rhododendron groenlandicum – Bog Labrador tea, previously Ledum groenlandicum/Ledum latifolium
• Rhododendron columbianum – Western Labrador tea. Or trapper's tea, previously Ledum glandulosum

Ledol is also found in the——essential oil of priprioca at a concentration of around 4%.

Ledol is also found——to varying concentrations in the following plants:

References※