Farnesol
Chemical name	3,7,11-trimethyl-2,6,10-dodecatrien-1-ol
Chemical formula	C15H26O
Molecular mass	222.37 g/mol
CAS number	[4602-84-0]
Density	0.887 g/cm3
Melting point	? °C
Boiling point	111 °C at 0.35 mmHg
SMILES	CC(=CCCC(=CCCC(=CCO)C)C)C
Disclaimer and references

Farnesol is a natural organic compound which is a sesquiterpene alcohol found as a colorless liquid. It is insoluble in water, but miscible with oils. Image File history File links Farnesol. ... IUPAC nomenclature is a system of naming chemical compounds and of describing the science of chemistry in general. ... A chemical formula (also called molecular formula) is a concise way of expressing information about the atoms that constitute a particular chemical compound. ... The molecular mass (abbreviated MM) of a substance, called molecular weight and abbreviated as MW, is the mass of one molecule of that substance, relative to the unified atomic mass unit u (equal to 1/12 the mass of one atom of carbon-12). ... CAS registry numbers are unique numerical identifiers for chemical compounds, polymers, biological sequences, mixtures and alloys. ... Density (symbol: ρ - Greek: rho) is a measure of mass per unit of volume. ... The melting point of a solid is the temperature at which it changes state from solid to liquid. ... The boiling point of a substance is the temperature at which it can change its state from a liquid to a gas throughout the bulk of the liquid at a given pressure. ... The simplified molecular input line entry specification or SMILES is a specification for unambiguously describing the structure of chemical molecules using short ASCII strings. ... An organic compound is any member of a large class of chemical compounds whose molecules contain carbon, with the exception of carbides, carbonates, carbon oxides and gases containing carbon. ... Terpenes are a large and varied class of hydrocarbons, produced primarily by a wide variety of plants, particularly conifers, though also by some animals. ...

It is present in many essential oils such as citronella, neroli, cyclamen, lemon grass, tuberose, rose, musk, balsam and tolu. It is used in perfumery to emphasize the odors of sweet floral perfumes. An essential oil is a concentrated, hydrophobic liquid containing volatile aromatic compounds extracted from plants. ... Species Over 50: see text Lemon Grass Lemon grass or lemongrass is a perennial herb used in Asian (particularly Thai, Khmer and Vietnamese) and Caribbean cooking. ... Neroli oil is a plant oil similar to bergamot produced from the blossom of the bitter orange tree ( or Bigaradia). ... Species Cyclamen africanum Cyclamen balearicum Cyclamen cilicium Cyclamen colchicum Cyclamen coum Cyclamen creticum Cyclamen cyprium Cyclamen graecum Cyclamen hederifolium Cyclamen intaminatum Cyclamen libanoticum Cyclamen mirabile Cyclamen parviflorum Cyclamen persicum Cyclamen pseudibericum Cyclamen purpurascens Cyclamen repandum Cyclamen rohlfsianum Cyclamen somalense Cyclamen trochopteranthum Cyclamen is a genus of 20 species of flowering... Species Over 50: see text Lemon Grass Lemon grass or lemongrass is a perennial herb used in Asian (particularly Thai, Khmer and Vietnamese) and Caribbean cooking. ... Binomial name Polianthes tuberosa The tuberose (Polianthes tuberosa) is a plant of the agave family Agavaceae. ... Species About 100, see text A rose is a flowering shrub of the genus Rosa, and the flower of this shrub. ... Musk is the name originally given to a perfume obtained from the strong-smelling substance, secreted by the testicles of the musk deer, and hence applied to other animals, and also to plants, possessing a similar odor. ... Balsam (pronounced balm) is a term used for various pleasantly scented plant products. ... Tolu balsam is the resinous secretion of Myroxylon toluifera. ...

Farnesol is also a natural pesticide for mites and is a pheromone for several other insects. Fanning honeybee exposes Nasonov gland (white-at tip of abdomen) releasing pheromone to entice swarm into an empty hive A pheromone is any chemical or set of chemicals produced by a living organism that transmits a message to other members of the same species. ...

In a 1994 report released by five top cigarette companies, farnesol is one of the 599 additives to cigarettes. Its use or purpose, however, is unknown, like most cigarette additives.

See also

• Farnesene
• Nerolidol