Results 151 to 160 of about 840 (166)
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ChemInform Abstract: Survey of Briarane‐Type Diterpenoids. Part 4.

ChemInform, 2011
AbstractReview: structures, names and bioactivities of 90 briarane‐type diterpenoids; 45 refs.
Ping‐Jyun Sung   +9 more
openaire   +1 more source

Briarane Diterpenes from the Indian Ocean Gorgonian Gorgonella umbraculum

Journal of Natural Products, 1998
Three briarane diterpenes, junceellin (1), praelolide (2), and compound 3 (of which 3 is new), were isolated from the gorgonian Gorgonella umbraculum (EII & Sol), and their structures were established on the basis of their spectral data.
C, Subrahmanyam   +2 more
openaire   +2 more sources

A synthetic study of briarane-type marine diterpenoid, pachyclavulide B

Tetrahedron Letters, 2006
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
Junya Iwasaki   +3 more
openaire   +1 more source

Survey of Briarane-Type Diterpenoids of Marine Origin

HETEROCYCLES, 2002
The structures, names, biological activities, and references of two hundred ninety-nine marine original briarane-type metabolites are described and compiled in tabular form in this review. All briarane-type natural products are obtained from marine invertebrates, including various octocorals, a nudibranch, and a sponge.
Ping-Jyun Sung   +2 more
openaire   +1 more source

Structure Elucidation of Briarane Diterpenoids Using Molecular Mechanics Calculations

Bulletin of the Chemical Society of Japan, 2006
Abstract A combination of NMR analysis and molecular mechanics calculations has succeeded in the determination of the stereostructure of flexible briarane diterpenoids. The molecular mechanics calculations disclosed the multi-conformational nature of the briarane diterpenoids and gave a successful reproduction of the observed 3J coupling
Yasuto Uchio   +3 more
openaire   +1 more source

Briaexcavatins A and B, Novel Briaranes from the Octocoral Briareum excavatum.

ChemInform, 2006
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
Ping-Jyun Sung   +5 more
openaire   +1 more source

New Briarane Stecholide Diterpenes from the Indonesian Gorgonian Briareum sp.

Journal of Natural Products, 1998
The Indonesian gorgonian Briareum sp. has afforded two new briarane stecholide diterpenes: 2,9-diacetyl-2-debutyrylstecholide H (1) and 13-dehydroxystecholide J (2), the semisynthetic 2beta-acetoxy-2-(debutyryloxy)stecholide E acetate (3), which was isolated as a natural product for the first time, along with the known compounds stecholides I-M (4-8 ...
, Rodríguez, , Nieto, , Jiménez
openaire   +2 more sources

ChemInform Abstract: Survey of Briarane‐Type Diterpenoids. Part 3.

ChemInform, 2009
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.
Ping‐Jyun Sung, et al. et al.
openaire   +1 more source

Briarane, Erythrane, and Aquariane Diterpenoids from the Caribbean Gorgonian Erythropodium caribaeorum

European Journal of Organic Chemistry, 2003
AbstractSeven new diterpenoids belonging to the briarane [erythrolides R (5), S (6), T (7), and U (8)], erythrane [erythrolide V (9)], and aquariane [aquariolides B (10) and C (11)] skeletal classes have been isolated from the encrusting gorgonian Erythropodium caribaeorum.
TAGLIALATELA SCAFATI, ORAZIO   +4 more
openaire   +2 more sources

A new antifungal briarane diterpenoid from the gorgonian Junceella juncea Pallas

Bioorganic & Medicinal Chemistry Letters, 2011
A new 8-hydroxy briarane diterpenoid (compound 1) with antifungal activity was isolated along with known compounds (2-5) from the gorgonian coral Junceellajuncea. On the basis of spectroscopic data (1D and 2D NMR, MS), the structure of the compound 1 was established as (1S,2S,8S,9S,10S,11R,12R,14S,17R)-11,20-epoxy-14-(3-methylbutanoyl)-2,9,12 ...
Y L N, Murthy   +3 more
openaire   +2 more sources

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