… standard spectrometric techniques (Keman & Faulkner, 1987; Kernan, 1988). The purified
macrolides, along with … KERNAN, MR, 1988. The chemistry of some marine sponges. Ph.…

SP-303, a large proanthocyanidin oligomer isolated from the latex of the plant species Croton
lechleri (Eupborbiaceae) has demonstrated broad activity against a variety of DNA and …

Three new phenylpropanoid glycosides, named luteoside A (3), luteoside B (4), and
luteoside C (5), were isolated together with the known compounds verbascoside (1) and …

Two new iridoid glycosides (1 and 2), together with the known compounds barlerin (3) and
verbascoside (4), were isolated from Barleria prionitis. The new iridoid glycosides were …

3-Alkyl-4-hydroxybutenolides are synthesized in good tohigh yields by the oxidation of 3-alkylfurans
with singlet oxygen, generated from molecular oxygen with a polymer-bound rose …

A marine sponge Halichondria sp. contained halichondramide (4) as the major constituent
and dihydro-halichondramide (6), isohalichondramide (10), acid 11, imide 12, and ester 13 as …

Two new lignans, rhinacanthin E (1) and rhinacanthin F (2), were isolated from the aerial
parts of the plant Rhinacanthus nasutus. Their structures were established by detailed …

Manoalide is a potent antiinflammatory marine natural product and a direct inactivator of
venom phospholipase A2 (PLA2; EC 3.1.1.4). Manoalide has been shown to irreversibly inhibit …

11, 19-Dideoxyfistularin 3 [3] and 11-hydroxyaerothionin [6], two new bromotyrosine-derived
metabolites, have been isolatedfrom the verongid sponge Pseudoceratina durissima, along …

Abstract The structure of halichondramide (2), an antifungal macrolide from the Pacific
sponge Halichondria sp., was elucidated by interpretation of spectral data.