Halogenated eudesmane derivatives and other terpenes from the marine red alga Laurencia pinnata and their chemotaxonomic significance
نویسندگان
چکیده
منابع مشابه
Halogenated terpenes and a C(15)-acetogenin from the marine red alga Laurencia saitoi.
Seven parguerane diterpenes: 15-bromo-2,7,19-triacetoxyparguer-9(11)-en-16-ol (1), 15-bromo-2,7,16,19-tetraacetoxyparguer-9(11)-ene (2), 15-bromo-2,19-diacetoxyparguer-9(11)-en-7,16-diol (3), 15-bromo-2,16,19-triacetoxyparguer-9(11)-en-7-ol (4), 15-bromo-2,16-diacetoxyparguer-9(11)-en-7-ol (5), 15-bromoparguer-9(11)-en-16-ol (6), 15-bromoparguer-7-en-16-ol (7), two polyether triterpenes: thyrsi...
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In addition to 13 known compounds, four new bisabolane sesquiterpenes, okamurenes A-D (1-4), a new chamigrane derivative, okamurene E (5), and a new C₁₂-acetogenin, okamuragenin (6), were isolated from the marine red alga Laurencia okamurai. The structures of these compounds were determined through detailed spectroscopic analyses. Of these, okamurenes A and B (1 and 2) are the first examples of...
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Chun-Shun Li, Xiao-Ming Li, Chuan-Ming Cui, and Bin-Gui Wang Key Laboratory of Experimental Marine Biology, Institute of Oceanology, Chinese Academy of Sciences, Nanhai Road 7, Qingdao 266071, P. R. China Reprint requests to Prof. Dr. Bin-Gui Wang. Fax: +86-532-82880645. E-mail: [email protected] Z. Naturforsch. 2010, 65b, 87 – 89; received October 10, 2009 One new sesquiterpenoid, aristolan...
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Two new chamigrane sesquiterpenes 1-2 and three known compounds 3-5 were isolated from a lipophilic extract of the red alga Laurencia dendroidea collected from the Southeastern Brazilian coast. Dendroidone (1) and dendroidiol (2) were isolated from samples collected at Biscaia Inlet, Angra dos Reis, Rio de Janeiro and at Manguinhos Beach, Serra, Espírito Santo, respectively. Debromoelatol (3), ...
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ژورنال
عنوان ژورنال: Biochemical Systematics and Ecology
سال: 2016
ISSN: 0305-1978
DOI: 10.1016/j.bse.2015.11.010