Bidesmosidic oleanane saponins from Xerospermum noronhianum
Three new oleanane-type triterpenoid saponins, 3-O-(α-L-rhamnopyranosyl(12)-β-D-fucopyranosyl)-28-O-{[α-L-rhamnopyranosyl(12)] [β-D-fucopyranosyl(16)]-β-D-glucopyranosyl} oleanolic acid (1), 3-O-[α-L-rhamnopyranosyl(13)-β-D-fucopyranosyl]-28-O-[α-L-rhamnopyranosyl(14)-β-D-glucopyranosyl] oleanolic a...
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Verlag Helvetica Chimica Acta
2009
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Online Access: | http://psasir.upm.edu.my/id/eprint/13391/1/Bidesmosidic%20oleanane%20saponins%20from%20Xerospermum%20noronhianum.pdf http://psasir.upm.edu.my/id/eprint/13391/ |
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my.upm.eprints.133912016-01-20T02:00:20Z http://psasir.upm.edu.my/id/eprint/13391/ Bidesmosidic oleanane saponins from Xerospermum noronhianum Tan, Pei Jean Shaari, Khozirah Paetz, Christian Ismail, Intan Safinar Abas, Faridah Lajis, Md. Nordin Ahmad, Viqar Uddin Three new oleanane-type triterpenoid saponins, 3-O-(α-L-rhamnopyranosyl(12)-β-D-fucopyranosyl)-28-O-{[α-L-rhamnopyranosyl(12)] [β-D-fucopyranosyl(16)]-β-D-glucopyranosyl} oleanolic acid (1), 3-O-[α-L-rhamnopyranosyl(13)-β-D-fucopyranosyl]-28-O-[α-L-rhamnopyranosyl(14)-β-D-glucopyranosyl] oleanolic acid (2), and 3-O-{α-L-rhamnopyranosyl(12)-[3′,4′-diacetoxy-β-D-fucopyranosyl]}-28-O-[α-L-rhamnopyranosyl(12)-β-D-glucopyranosyl] oleanolic acid (3) have been isolated from the stems of Xerospermum noronhianum. The structures of the saponins were determined as a series of bidesmosidic oleanane saponins based on spectral evidence. The anticholinesterase activity of the saponins 1–3 was also evaluated. Verlag Helvetica Chimica Acta 2009 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/13391/1/Bidesmosidic%20oleanane%20saponins%20from%20Xerospermum%20noronhianum.pdf Tan, Pei Jean and Shaari, Khozirah and Paetz, Christian and Ismail, Intan Safinar and Abas, Faridah and Lajis, Md. Nordin and Ahmad, Viqar Uddin (2009) Bidesmosidic oleanane saponins from Xerospermum noronhianum. Helvetica Chimica Acta, 92 (10). pp. 1973-1982. ISSN 0018-019X; ESSN: 1522-2675 10.1002/hlca.200900063 |
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Three new oleanane-type triterpenoid saponins, 3-O-(α-L-rhamnopyranosyl(12)-β-D-fucopyranosyl)-28-O-{[α-L-rhamnopyranosyl(12)] [β-D-fucopyranosyl(16)]-β-D-glucopyranosyl} oleanolic acid (1), 3-O-[α-L-rhamnopyranosyl(13)-β-D-fucopyranosyl]-28-O-[α-L-rhamnopyranosyl(14)-β-D-glucopyranosyl] oleanolic acid (2), and 3-O-{α-L-rhamnopyranosyl(12)-[3′,4′-diacetoxy-β-D-fucopyranosyl]}-28-O-[α-L-rhamnopyranosyl(12)-β-D-glucopyranosyl] oleanolic acid (3) have been isolated from the stems of Xerospermum noronhianum. The structures of the saponins were determined as a series of bidesmosidic oleanane saponins based on spectral evidence. The anticholinesterase activity of the saponins 1–3 was also evaluated. |
format |
Article |
author |
Tan, Pei Jean Shaari, Khozirah Paetz, Christian Ismail, Intan Safinar Abas, Faridah Lajis, Md. Nordin Ahmad, Viqar Uddin |
spellingShingle |
Tan, Pei Jean Shaari, Khozirah Paetz, Christian Ismail, Intan Safinar Abas, Faridah Lajis, Md. Nordin Ahmad, Viqar Uddin Bidesmosidic oleanane saponins from Xerospermum noronhianum |
author_facet |
Tan, Pei Jean Shaari, Khozirah Paetz, Christian Ismail, Intan Safinar Abas, Faridah Lajis, Md. Nordin Ahmad, Viqar Uddin |
author_sort |
Tan, Pei Jean |
title |
Bidesmosidic oleanane saponins from Xerospermum noronhianum |
title_short |
Bidesmosidic oleanane saponins from Xerospermum noronhianum |
title_full |
Bidesmosidic oleanane saponins from Xerospermum noronhianum |
title_fullStr |
Bidesmosidic oleanane saponins from Xerospermum noronhianum |
title_full_unstemmed |
Bidesmosidic oleanane saponins from Xerospermum noronhianum |
title_sort |
bidesmosidic oleanane saponins from xerospermum noronhianum |
publisher |
Verlag Helvetica Chimica Acta |
publishDate |
2009 |
url |
http://psasir.upm.edu.my/id/eprint/13391/1/Bidesmosidic%20oleanane%20saponins%20from%20Xerospermum%20noronhianum.pdf http://psasir.upm.edu.my/id/eprint/13391/ |
_version_ |
1643825317910937600 |
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13.18916 |