Media type: E-Article Title: Muurolane‐type sesquiterpenes from marine sponge Dysidea cinerea Contributor: Kiem, Phan Van; Minh, Chau Van; Nhiem, Nguyen Xuan; Cuc, Nguyen Thi; Quang, Ngo Van; Tuan Anh, Hoang Le; Tai, Bui Huu; Yen, Pham Hai; Hoai, Nguyen Thi; Ho, Kim Young; Kim, Nanyoung; Park, SeonJu; Kim, Seung Hyun Published: Wiley, 2014 Published in: Magnetic Resonance in Chemistry, 52 (2014) 1-2, Seite 51-56 Language: English DOI: 10.1002/mrc.4030 ISSN: 0749-1581; 1097-458X Keywords: General Materials Science ; General Chemistry Origination: Footnote: Description: <jats:p>Seven new muurolane‐<jats:italic>type</jats:italic> sesquiterpenes, (4<jats:italic>R</jats:italic>,5<jats:italic>R</jats:italic>)‐muurol‐1(6),10(14)‐diene‐4,5‐diol (1), (4<jats:italic>R</jats:italic>,5<jats:italic>R</jats:italic>)‐muurol‐1(6)‐ene‐4,5‐diol (2), (4<jats:italic>R</jats:italic>,5<jats:italic>R</jats:italic>,10<jats:italic>R</jats:italic>)‐10‐methoxymuurol‐1(6)‐ene‐4,5‐diol (3), (4<jats:italic>S</jats:italic>)‐4‐hydroxy‐1,10‐<jats:italic>seco</jats:italic>‐muurol‐5‐ene‐1,10‐dione (4), (4<jats:italic>R</jats:italic>)‐4‐hydroxy‐1,10‐<jats:italic>seco</jats:italic>‐muurol‐5‐ene‐1,10‐dione (5), (6<jats:italic>S</jats:italic>,10<jats:italic>S</jats:italic>)‐6,10‐dihydroxy‐7,8‐<jats:italic>seco</jats:italic>‐2,8‐<jats:italic>cyclo</jats:italic>‐muurol‐4(5),7(11)‐diene‐12‐oic acid (6), and (6<jats:italic>R</jats:italic>,10<jats:italic>S</jats:italic>)‐6,10‐dihydroxy‐7,8‐<jats:italic>seco</jats:italic>‐2,8‐<jats:italic>cyclo</jats:italic>‐muurol‐4(5),7(11)‐diene‐12‐oic acid (7) were isolated from the marine sponge <jats:italic>Dysidea cinerea</jats:italic>. Their structures were determined by the combination of spectroscopic and chemical methods, including 1D‐NMR, 2D‐NMR, and CD spectra as well as by comparing the NMR data with those reported in the literature. Copyright © 2013 John Wiley & Sons, Ltd.</jats:p>