The first stereoselective total synthesis of (-)-3β, 4α-dihydrocy-β-dihydroagarofuran (1) and 3α, 4α-oxidoagarofuran (2) has been described. The key step is the expoxidation of α-agarofuran (6)with dimethyldioxi...The first stereoselective total synthesis of (-)-3β, 4α-dihydrocy-β-dihydroagarofuran (1) and 3α, 4α-oxidoagarofuran (2) has been described. The key step is the expoxidation of α-agarofuran (6)with dimethyldioxirane.展开更多
The tittle compound has been synthesized successfully through the efficient andselective functional transformation of a-santonin. This procedure is the first successful approachdeveloped for synthesis of the dihydroag...The tittle compound has been synthesized successfully through the efficient andselective functional transformation of a-santonin. This procedure is the first successful approachdeveloped for synthesis of the dihydroagarofuran kind of sesquiterpenoids from the eduesmanolidesesquiterpenoid α-santonin.展开更多
The investigation on the insect antifeedant constituent in natural ecological system, provides not only the scientific evidence for exploring biochemical relationship between plant and insect, but also the new path fo...The investigation on the insect antifeedant constituent in natural ecological system, provides not only the scientific evidence for exploring biochemical relationship between plant and insect, but also the new path for creating new antifeedant pesticides. The fruit oil of the insecticidal plant angled bittersweet has marked antifeedant effect on yellow melon leaf展开更多
文摘The first stereoselective total synthesis of (-)-3β, 4α-dihydrocy-β-dihydroagarofuran (1) and 3α, 4α-oxidoagarofuran (2) has been described. The key step is the expoxidation of α-agarofuran (6)with dimethyldioxirane.
文摘The tittle compound has been synthesized successfully through the efficient andselective functional transformation of a-santonin. This procedure is the first successful approachdeveloped for synthesis of the dihydroagarofuran kind of sesquiterpenoids from the eduesmanolidesesquiterpenoid α-santonin.
文摘The investigation on the insect antifeedant constituent in natural ecological system, provides not only the scientific evidence for exploring biochemical relationship between plant and insect, but also the new path for creating new antifeedant pesticides. The fruit oil of the insecticidal plant angled bittersweet has marked antifeedant effect on yellow melon leaf
