6794. Oil of Fleabane

Nomenclature

Oil of Canada fleabane; oil of erigeron.

Description and references

Volatile oil from fresh flowering herb of Conyza canadensis (L.) Cron. (Erigeron canadensis L., Leptilon canadense (L.)) Britt., Compositae. Constit. d-Limonene, aldehydes.

Properties

Pale yellow liquid; becomes darker and thicker with age and on exposure to air; peculiar odor; aromatic, slightly pungent taste. d2525 0.845-0.865. αD20 ≈+45°. Slightly sol in water; sol in 1 vol alcohol; very sol in chloroform, ether. Keep well closed, cool and protected from light.