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All these structures were determined by spectroscopic techniques. The absolute configurations of caulerpalide A, (+)\u2010caulerpalide B and (\u2212)\u2010caulerpalide B were elucidated by the method of ECD calculation. This is the first separation of butenolides from the algae of genus <jats:italic>Caulerpa<\/jats:italic>. Additionally, the antibacterial activities of the nine isolated compounds were also evaluated.<\/jats:p>","DOI":"10.1002\/cbdv.202000022","type":"journal-article","created":{"date-parts":[[2020,3,13]],"date-time":"2020-03-13T04:14:38Z","timestamp":1584072878000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":12,"title":["Three New Butenolides from the Green Alga <i>Caulerpa racemosa<\/i> var. <i>turbinata<\/i>"],"prefix":"10.1002","volume":"17","author":[{"given":"Dai\u2010Chun","family":"Li","sequence":"first","affiliation":[{"name":"Department of Chemistry College of Chemistry and Materials Science Jinan University  Guangzhou 510632 P. R. China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yan","family":"Yang","sequence":"additional","affiliation":[{"name":"Department of Pharmacy  Guangzhou General Hospital of Guangzhou Military Command Guangzhou 510010 P. R. 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