57074-19-8Relevant academic research and scientific papers
An Alternative Access to (+/-)-α-Irones and (+/-)-β-Irone via Acid-Mediated Cyclisation
Schulte-Elte, Karl H.,Pamingle, Herve,Uijttewaal, Arnold P.,Snowden, Roger L.
, p. 759 - 765 (1992)
Acid-mediated cyclisation of trienone 8, readily available from 2,3-dimethylbutanal (1; five steps: 47percent yield), using fluorosulfonic acid (6.8 mol-equiv.) in 2-nitropropane at -70 deg, afforded a 14:9:1 mixture (70percent yield) of (+/-)-cis-α-irone
