- Neolignans and alkaloids from Piper argyrophylum
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Twenty-three compounds, a novel neolignan nine known neolignans and 13 known alkaloids, were isolated from a methanol extract of stems of Piper argyrophylum. The structure of the new neolignan, 4-(2-piperonyl-2-hydroxy- 1-methylethyl-2,5-dimethoxy-2-(2-pr
- Singh, Sanjay K.,Prasad, Ashok K.,Olsen, Carl E.,Jha, Amitabh,Jain, Subhash C.,Parmar, Virinder S.,Wengel, Jesper
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p. 1355 - 1360
(2007/10/03)
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- Bioactive constitutents from the stems of Annona montana.
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Three structurally related acid amides, N-trans-feruloyltyramine (1), N-p-coumaroyltyramine (2), and N-trans-caffeoyltyramine (3), one lignan, (-)-syringaresinol (4), one aromatic aldehyde, syringaldehyde (5), and two steroids, beta-sitosterol and beta-si
- Wu,Chang,Ko,Teng
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p. 146 - 149
(2007/10/02)
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- A New Lignan Amide, Grossamide, from Bell Pepper (Capsicum annuum var. grossum)
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Two new phenolic amides, grossamide (7) and N-cis-feruloyl tyramine (2), have been isolated from the roots of bell pepper (Capsicum annuum var. grossum) together with p-aminobenzaldehyde (1), N-trans-feruloyl tyramine (3), N-trans-p-coumaroyl tyramine (4), N-trans-feruloyl octopamine (5), and N-trans-p-coumaroyl octopamine.
- Yoshihara, Teruhiko,Yamaguchi, Katsuyoshi,Takamatsu, Seiji,Sakamura, Sadao
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p. 2593 - 2598
(2007/10/02)
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