- Cycloartane Glycosides from Three Species of Astragalus (Fabaceae)
[作者：Linnek, J; Mitaine-Offer, AC; Miyamoto, T; Tanaka, C; Paululat, T; Avunduk, S; Alankus-Caliskan, O; Lacaille-Dubois, MA,期刊：Helvetica Chimica Acta, 页码：230-237 , 文章类型： Article，,卷期：2011年94-2]
- Nine cycloartane-type glycosides were isolated from three species of the genus Astragalus (Fabaceae): From the aerial parts of A. cicer L., two new saponins, cicerosides A and B (1 and 2, resp.), i.e., a tetradesmosidic ...
- Chromenone Glucosides Acylated with Monoterpene Acids from the Leaves of Eucalyptus camaldulensis var. obtusa
[作者：Begum, S; Farhat; Siddiqui, BS,期刊：Helvetica Chimica Acta, 页码：238-247 , 文章类型： Article，,卷期：2011年94-2]
- Three new chromenone glucosides acylated with monoterpene acids, eucamaldusides A (1), B (2), and C (3), were isolated from the leaves of Eucalyptus camaldulensis var. obtusa, together with the five known compounds ursol...
- Diterpenoid Alkaloids from Delphinium yunnanense
[作者：Chen, FZ; Chen, QH; Wang, FP,期刊：Helvetica Chimica Acta, 页码：254-260 , 文章类型： Article，,卷期：2011年94-2]
- Three new diterpenoid alkaloids, along with eleven known alkaloids, were isolated from the whole herbs of Delphinium yunnanense. The new alkaloids include a rearranged-type C-19-diterpenoid alkaloid, named yunnanenseine ...
- Diels-Alder Reaction of 2-Ethenyl-1,3,3-trimethylcyclohexene with 4H-Chromen-4-ones: A Convergent Approach to ABCD Tetracyclic Core of Marine Diterpenoids Related to Puupehenone and Kampanols
[作者：Kamble, RM; Ramana, MMV,期刊：Helvetica Chimica Acta, 页码：261-267 , 文章类型： Article，,卷期：2011年94-2]
- A rapid assembly of the tetracyclic core of marine diterpenoids related to puupehenone and kampanols by Diels-Alder reaction of 2-ethenyl-1,3,3-trimethylcyclohexene with 4H-chromen-4-one (=4H-1-benzopyran-4-one) dienophi...
- Hemsleyaconitines F and G, Two Novel C-19-Diterpenoid Alkaloids Possessing a Unique Skeleton from Aconitum hemsleyanum
[作者：Shen, Y; Zuo, AX; Jiang, ZY; Zhang, XM; Wang, HL; Chen, JJ,期刊：Helvetica Chimica Acta, 页码：268-272 , 文章类型： Article，,卷期：2011年94-2]
- Hemsleyaconitines F and G (1 and 2, resp.) were isolated from the EtOH extract of Aconitum hemsleyanum. Their structures were elucidated by extensive analyses of the IR, 1D- and 2D-NMR, and MS data. The two C-19-diterpen...
- Asterolaurins G-J, New Xenicane Diterpenoids from the Taiwanese Soft Coral Asterospicularia laurae
[作者：Lin, YS; Fazary, AE; Chen, CH; Kuo, YH; Shen, YC,期刊：Helvetica Chimica Acta, 页码：273-281 , 文章类型： Article，,卷期：2011年94-2]
- Four new xenicane diterpenoids, asterolaurins G-J (1-4, resp.) have been isolated from the Taiwanese soft coral Asterospicularia laurae. Their structures were determined by extensive spectroscopic analyses (UV, CD, IR, H...
- The Reaction of (N-Isocyanimino)triphenylphosphorane with Biacetyl in the Presence of Aromatic Carboxylic Acids: Efficient One-Pot Three-Component Reaction for the Synthesis of 3-(5-Aryl-1,3,4-oxadiazol-2-yl)-3-hydroxybutan-2-one Derivatives
[作者：Ramazani, A; Rouhani, M; Rezaei, A; Shajari, N; Souldozi, A,期刊：Helvetica Chimica Acta, 页码：282-288 , 文章类型： Article，,卷期：2011年94-2]
- Reactions of biacetyl (butane-2,3-dione) with (N-isocyanimino)triphenylphosphorane in the presence of aromatic carboxylic acids proceed smoothly at room temperature and under neutral conditions to afford 3-(5-aryl-1,3,4-...
- On the Ligand-to-Metal Charge-Transfer Photochemistry of the Copper(II) Complexes of Quercetin and Rutin
[作者：Torres, S; Ferraudi, G; Aguirre, MJ; Isaacs, M; Matsuhiro, B; Chandia, NP; Mendoza, L,期刊：Helvetica Chimica Acta, 页码：293-300 , 文章类型： Article，,卷期：2011年94-2]
- In contrast to the UV-photoinduced ligand photoionization of the flavonoid complexes of Fe-III, redox reactions initiated in ligand-to-metal charge-transfer excited states were observed on irradiation of the quercetin (1...
- Three New Triterpenes from Xylarialean sp A45, an Endophytic Fungus from Annona squamosa L.
[作者：Lin, T; Lin, XA; Lu, CH; Shen, YM,期刊：Helvetica Chimica Acta, 页码：301-305 , 文章类型： Article，,卷期：2011年94-2]
- From the fermentation extract of Xylarialean sp. A45, an endophytic fungus of Annona squamosa L., three new triterpenes, namely xylariacins A-C (1-3, resp.) were obtained. Their structures were determined by spectroscopi...
- Two New Sesquiterpenes from Inula salsoloides and Their Inhibitory Activities against NO Production
[作者：Hu, XJ; Jin, HZ; Liu, XH; Zhang, WD,期刊：Helvetica Chimica Acta, 页码：306-312 , 文章类型： Article，,卷期：2011年94-2]
- Two new sesquiterpenes, inulasalene (1) and inulasalsolide B (2), as well as 22 known compounds were isolated from the aerial parts of Inula salsoloides. The structures of the new sesquiterpenes were determined on the ba...
- Two New Constituents from Torricellia tiliifolia Stem Barks
[作者：Huang, JG; Zhou, LJ; Xu, HH,期刊：Helvetica Chimica Acta, 页码：327-330 , 文章类型： Article，,卷期：2011年94-2]
- A new iridoid, torrilliolide (1), and a new pyridine alkaloid, torricelline (2), were isolated from the stem barks of Torricellia tiliifolia. Their structures were determined by analysis of their spectroscopic data. Both...
- Optical Resolution and Structure Determination of New Indolizidine Alkaloids from Elaeocarpus sphaericus
[作者：Zhou, CX; Wang, XY; Mo, JX; Zhang, JA; Gan, LS,期刊：Helvetica Chimica Acta, 页码：347-354 , 文章类型： Article，,卷期：2011年94-2]
- Two new indolizidine alkaloids, (+/-)-3-oxoisoelaeocarpine (1) and (+/-)-elaeocarpine N-oxide (2), along with three known alkaloids, (+/-)-isoelaeocarpine (3), (+/-)-elaeocarpine (4), and (-)-isoelaeocarpiline (5), were ...
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