洋葱烷

洋葱烷（2,3-二甲基-5,6-二硫杂双环[2.1.1]己烷-5-氧化物）是一种有机硫化合物，化学式为C6H10OS2，它的两种已知的异构体（洋葱烷A和洋葱烷B）均具有生物活性。Thomas Bayer, Hildebert Wagner, Eric Block, Serge Grisoni, Shu Hai Zhao and Andras Neszmelyi. Zwiebelanes: novel biologically active 2,3-dimethyl-5,6-dithiabicyclo[2.1.1]hexane 5-oxides from onion. J. Am. Chem. Soc. 1989. 111 (8). 

洋葱烷A和洋葱烷B可用超临界二氧化碳萃取洋葱得到，或由氧化制得。洋葱烷A具有甜味或煸炒味（阈值0.5 ppm）；洋葱烷B具有青葱或生洋葱味和硫磺甜味（阈值0.1 ppm）。Eric Block, Mohan Thiruvazhi, Paul J. Toscano, Thomas Bayer, Serge Grisoni, and Shu-Hai Zhao. Allium Chemistry: Structure, Synthesis, Natural Occurrence in Onion (Allium cepa), and Reactions of 2,3-Dimethyl-5,6-dithiabicyclo[2.1.1]hexane S-OxidesJ. Am. Chem. Soc. 1996, 118, 12, 2790–2798. .
参考文献

Category:四氢噻吩
Category:亚砜