Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Rumampuk, Rymond J."'
Publikováno v:
Indonesian Journal of Chemistry, Vol 3, Iss 3, Pp 149-155 (2010)
Indonesian Journal of Chemistry; Vol 3, No 3 (2003); 149-155
Indonesian Journal of Chemistry; Vol 3, No 3 (2003); 149-155
A triterpene ester saponin has been isolated from the seed of Barringtonia asiatica and its structure has been established by extensive application of high-resolution FABMS and two dimensional NMR techniques to be 3-O-{[β-D-galactopyranosyl(1→3)-
Autor:
Rijai, Laode, Sutardjo, Supriyatna, Bahti, Husein Hernandi, Supratman, Unang, Rumampuk, Rymond J., Taylor, W.C.
Publikováno v:
Indonesian Journal of Chemistry, Vol 4, Iss 3, Pp 201-205 (2010)
Indonesian Journal of Chemistry; Vol 4, No 3 (2004); 201-205
Indonesian Journal of Chemistry; Vol 4, No 3 (2004); 201-205
A triterpenoid saponin have been isolated from n-butanol fraction of the seeds of kolowe (Chydenanthus excelsus). The structure was determined as 3-O-[β-D-glucopyranosyl(1→3)-β-D-xylopyranosyl(1→3)- β - D-glucuronopyranosyloxy]- 22α -O-(2-met
Publikováno v:
Indonesian Journal of Chemistry, Vol 3, Iss 3, Pp 156-159 (2010)
Indonesian Journal of Chemistry; Vol 3, No 3 (2003); 156-159
Indonesian Journal of Chemistry; Vol 3, No 3 (2003); 156-159
Bisdemethylaaptamine, an alkaloid naphtyridine with molecular weight 200 and formulae molecule C11H8N2O2 has been isolated from Bunaken Marine Park sponge Aaptos sp. Isolation was done by using several stages of column chromatography and high perform
Publikováno v:
Indonesian Journal of Chemistry, Vol 4, Iss 1, Pp 49-57 (2010)
Indonesian Journal of Chemistry; Vol 4, No 1 (2004); 49-57
Indonesian Journal of Chemistry; Vol 4, No 1 (2004); 49-57
An antifeedant triterpenoid saponin has been isolated from the seed of Barringtonia asiatica and its structure elucidated mainly by two dimensional NMR spectroscopy is identified as 3-O-{[β-D-galactopyranosyl(1→3)-β-D-glucopyranosyl (1→2)]-β-D
Autor:
Safitri, Ratu, Tarigan, Ponis, Freisleben, Hans Joachim, Rumampuk, Rymond J., Murakami, Akira
Publikováno v:
Biofactors; 2003, Vol. 19 Issue 1/2, p71-77, 7p, 1 Diagram, 3 Charts
Autor:
Herlt AJ; Research School of Chemistry, Australian National University, Canberra, ACT 0200, Australia. herlt@rsc.edu.au, Mander LN, Pongoh E, Rumampuk RJ, Tarigan P
Publikováno v:
Journal of natural products [J Nat Prod] 2002 Feb; Vol. 65 (2), pp. 115-20.