Furanochromones

Khellin has been used as an herbal folk medicine, with use in the Mediterranean dating back to Ancient Egypt, to treat a variety of maladies including: renal colic, kidney stones, coronary disease, bronchial asthma, vitiligo, and psoriasis. It is a major constituent of the plant Visnaga daucoides, also known as Ammi visnaga and as bishop's weed. Once purified, khellin exists as colorless, odorless, bitter-tasting needle-shaped crystals and is classified as a gamma-pyrone, a furanochromone derivative. In the early 20th century, researchers searched for khellin analogs with lower toxicity and be

Karanjin is a furanoflavonol, a type of flavonoid. It is obtained from the seeds of the karanja tree (Millettia pinnata or Pongamia glabra Vent.), a tree growing wild in south India. Karanjin is an acaricide and insecticide. Karanjin is reported to have nitrification inhibitory properties. Its formula was discovered by D. B. Limaye.

Furanochromone is a chemical compound which is a derivative of chromone (1,4-benzopyrone) and furan.

Ammiol is a furanochromone that can be found in Pimpinella monoica.

Visnagin is an organic chemical compound with the molecular formula C13H10O4 It is a furanochromone, a compound derivative of chromone (1,4-benzopyrone) and furan.

Iprocrolol is a beta blocker that was never marketed.