Acetophenone → β-bourbonene

Participants

Reaction Steps

60 kg of leaves of Solidago gigantea Aiton var. leiophylla Fern. was steam-distilled and 120 g of essential oil was obtained. 100 g of the essential oil containing 40 g of germacrene D was dissolved in 20 l of n-hexane with addition of 50 g of acetophenone and was subjected to internal irradiation with the light of high pressure mercury lamp for 12 hours. After fractional distillation under reduced pressure, 37 g of β-bourbonene was obtained. (Conversion Ratio: 93%)

Provenance & Evidence