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The configuration of the natural products was determined by GLC comparisons with mono(3\u2010<jats:italic>O<\/jats:italic>\u2010acetyl\u20106\u2010<jats:italic>O<\/jats:italic>\u2010<jats:italic>tert<\/jats:italic>\u2010butyldimethylsilyl\u20102\u2010<jats:italic>O<\/jats:italic>\u2010methyl)hexakis(6\u2010<jats:italic>O<\/jats:italic>\u2010<jats:italic>tert<\/jats:italic>\u2010butyldimethylsilyl\u20102,3\u2010di\u2010<jats:italic>O<\/jats:italic>\u2010methyl)\u2010\u03b2\u2010cyclodextrin as a stationary phase.<\/jats:p>","DOI":"10.1002\/chem.200401135","type":"journal-article","created":{"date-parts":[[2005,2,15]],"date-time":"2005-02-15T12:21:00Z","timestamp":1108470060000},"page":"2154-2162","source":"Crossref","is-referenced-by-count":30,"title":["Enantioselective Syntheses and Configuration Assignments of \u03b3\u2010Chiral Butenolides from <i>Plagiomnium undulatum<\/i>: Butenolide Synthesis from Tetronic Acids"],"prefix":"10.1002","volume":"11","author":[{"given":"Tobias","family":"Kapferer","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Reinhard","family":"Br\u00fcckner","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Axel","family":"Herzig","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wilfried A.","family":"K\u00f6nig","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2005,3,9]]},"reference":[{"key":"e_1_2_5_1_2","unstructured":"Recent reviews on the chemistry of \u03942\u2010butenolides:"},{"key":"e_1_2_5_2_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0065-2725(01)81011-4"},{"key":"e_1_2_5_3_2","doi-asserted-by":"publisher","DOI":"10.1039\/b007664n"},{"key":"e_1_2_5_4_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0031-9422(01)00069-3"},{"key":"e_1_2_5_5_2","unstructured":"\u00a0"},{"key":"e_1_2_5_6_2","doi-asserted-by":"publisher","DOI":"10.1002\/jssc.200301604"},{"key":"e_1_2_5_7_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9673(00)00505-7"},{"key":"e_1_2_5_8_2","volume-title":"Gas Chromatographic Enantiomer Separation with Modified Cyclodextrins","author":"K\u00f6nig W. 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