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Browsing by Author "Rawiwan Watanadilok"

Now showing items 1-7 of 7

11,17-Dideoxyagelorin A and B, New Bromotyrosine Derivatives and Analogs from the Marine Sponge Suberea aff. praetensa.

Rawiwan Watanadilok; Anake Kijjoa; Werner Herz; Graham Eaton; Pichai Sonchaeng; Artur MS Silva (2001)

A collection of the marine sponge Suberea aff. praetensa from the Gulf of Thailand furnished the bromotyrosine derivatives fistularin-3, agelorins A and B and the new desoxyagelorins A and B
Antifungal Activity Evaluation of the Constituents of Haliclona baeri and Haliclona cymaeformis, Collected from the Gulf of Thailand

Pichan Sawangwong; Anake Kijjoa; Madalena Pinto; Rawiwan Watanadilok; Cátia Rodrigues; Honorina Cidade; Eugenia Pinto; Artur MS Silva (2007)

A new compound maleimide-5-oxime was isolated, together with 3,4-dihydroxybenzoic acid, tetillapyrone, from the ethyl acetate extract of the marine sponge Haliclona baeri while tetillapyrone, nortetillapyrone, p-hydroxyb ...
Clionasterol: a potent inhibitor of complement component C1.

Anake Kijjoa; Madalena Pinto; Maria são josé Nascimento; Rawiwan Watanadilok; Pichai Sonchaeng; Fátima Cerqueira; Henriette QuarlesVan Ufford; Burt Kroes; Cees Beukelman (2003)

Clionasterol (1a), clionasterol monoacetate (1b) and 5alpha,8alpha-epidioxy-24alpha-ethylcholest-6-en-3-ol (2), isolated from the marine sponge Xestospongia exigua, and beta-sitosterol (3) were tested for their influence ...
Dibromotyrosine Derivatives, a Maleimide, Aplysamine-2 and Other Constituents of the Marine Sponge Pseudoceratina purpurea

Pichan Sawangwong; Anake Kijjoa; Werner Herz; Maria são josé Nascimento; Rawiwan Watanadilok; J´ulia Bessa; Madalena Pedro; Graham Eaton; Rob van Soest; Artur MS Silva (2005)

A collection of the marine sponge Pseudoceratina purpurea from the Gulf of Thailand furnished aplysamine-2, two new bromotyrosine derivatives purpuroceratic acids A and B, two known bromotyrosine derivatives, 3-maleimide-5-oxime ...
Fatty acid compositions in Thai marine sponges (Order Hadromerida)

Piyawan Srivilas; Kanpitcha Jaidee; Rawiwan Watanadilok (2008)

Seven specimens of marine sponges (Order Hadromerida; Families Spirastrellidae, Tethyidae, and Clionaidae) were analyzed for their fatty acid compositions. The predominant compositions were 16:0, ...
Further halotyrosine derivatives from the marine sponge Suberea aff. praetensa

Rawiwan Watanadilok; Pichan Sawangwong; Institute of Marine Science; Anake Kijjoa; Werner Herz; Maria são josé Nascimento; Madalena Pedro; Graham Eaton; Pichai Sonchaeng; Artur MS Silva (2002)

Reexamination of the marine sponge Suberea aff. praetensa, (Row) from the Gulf of Thailand furnished in addition to bromotyrosine derivatives found previously 5-bromo- and 5-chlorocavernicolin, cavernicolins 1 and 2, two ...
Tetillapyrone and Nortetillapyrone, Two Unusual Hydroxypyran-2-Ones From the Marine Sponge Tetilla Japonica.

Rawiwan Watanadilok; Anake Kijjoa; Werner Herz; Pichai Sonchaeng; Artur MS Silva; Ana Margarida Damas; Luis Gales (2001)

Extraction of the marine sponge Tetilla japonica from the Bay of Thailand furnished tetillapyrone and nortetillapyrone, two unusual tetrahydrofurylhydroxypyran-2-ones, whose structures were established by NMR spectrometry ...

Now showing items 1-7 of 7

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