A novel neolignan, mansoxetane, and two new sesquiterpenes, mansonones R and S, from Mansonia gagei

✍ Scribed by Pattara Tiew; Hiromitsu Takayama; Mariko Kitajima; Norio Aimi; Udom Kokpol; Warinthorn Chavasiri

• Publisher: Elsevier Science
• Year: 2003
• Tongue: French
• Weight: 120 KB
• Volume: 44
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(03)01616-2

✦ Synopsis

Three new compounds, mansoxetane; 4%-(3-hydroxy-1,2-oxetanyl)-2%,2-dihydroxy-4-(2-formyl-1-ethyl)-6%,6-dimethoxy biphenyl, and mansonones R and S, together with two previously reported coumarins, mansorins A and C, and four known mansonones, mansonones C, E, G and H, were obtained from the methanolic extract of the heartwood from Mansonia gagei Drumm. Their structures were established by spectroscopic methods.