- NMR-Solution Structures and Affinities for the Human Somatostatin G-Protein-Coupled Receptors hsst(1-5) of CF3 Derivatives of Sandostatin (R) (Octreotide)
[作者：Seebach, D; Widmer, H; Capone, S; Ernst, R; Bremi, T; Kieltsch, I; Togni, A; Monna, D; Langenegger, D; Hoyer, D,期刊：Helvetica Chimica Acta, 页码：2577-2586 , 文章类型： Article，,卷期：2009年92-12]
- The previously reported (Helv. Chim. Acta 2008, 91, 2035) derivatives of octreotide (1) with a (CF3)-Trp substitution, i.e., 3, and with open-chain structures, i.e., 2, 4, and 5, have been tested for their affinities to ...
- Two New Homo-aro-cholestane Glycosides and a New Cholestane Glycoside from the Roots and Rhizomes of Paris polyphylla var. pseudothibetica
[作者：Xiao, CM; Huang, J; Zhong, XM; Tan, XY; Deng, PC,期刊：Helvetica Chimica Acta, 页码：2587-2595 , 文章类型： Article，,卷期：2009年92-12]
- Two new homo-aro-cholestane glycosides and a new cholestane glycoside, along with three known saponins, were isolated from the 95% EtOH extract of the roots and rhizomes of Paris polyphylla var. pseudothibetica. The stru...
- Oligonucleotide Analogues with Integrated Bases and Backbone Part 22 Synthesis and Association of Thiomethylene-Linked Self-Complementary AUAU and UAUA Tetramers
[作者：Bernet, B; Johar, Z; Ritter, A; Jaun, B; Vasella, A,期刊：Helvetica Chimica Acta, 页码：2596-2630 , 文章类型： Article，,卷期：2009年92-12]
- The tritylated and silylated self-complementary A*[s]U*[s]A*[s]U* and U*[s]A*[s]U*[s]A* tetramers 18 and 24, linked by thiomethylene groups (abbreviated as [s]) between a nucleobase and C(5') of the neighbouring nucleosi...
- Thermal [2+3]-Cycloadditions of trans-1-Methyl-2,3-diphenylaziridine with C = S and C = C Dipolarophiles: An Unexpected Course with Dimethyl Dicyanofumarate
[作者：Mloston, G; Urbaniak, K; Domagala, M; Pfitzner, A; Zabel, M; Heimgartner, H,期刊：Helvetica Chimica Acta, 页码：2631-2642 , 文章类型： Article，,卷期：2009年92-12]
- The thermal reaction of trans-1-methyl-2,3-diphenylaziridine (trans-1a) with aromatic and cycloaliphatic thioketones 2 in boiling toluene yielded the corresponding cis-2,4-diphenyl-1,3-thiazolidines cis-4 via conrotatory...
- C-21 Steroidal Glycosides from Cynanchum wilfordii
[作者：Xiang, WJ; Ma, L; Hu, LH,期刊：Helvetica Chimica Acta, 页码：2659-2674 , 文章类型： Article，,卷期：2009年92-12]
- Eight new C-21 steroidal glycosides, named wilfosides A-H (1-8, resp.), along with one known compound wilfoside KIN (9), were isolated from the roots of Cynanchum wilfordii. The structures of the new glycosides were dete...
- beta-Peptide Conjugates: Syntheses and CD and NMR Investigations of beta/alpha-Chimeric Peptides, of a DPA-beta-Decapeptide, and of a PEGylated beta-Heptapeptide
[作者：Gardiner, J; Mathad, RI; Jaun, B; Schreiber, JV; Flogel, O; Seebach, D,期刊：Helvetica Chimica Acta, 页码：2698-2721 , 文章类型： Article，,卷期：2009年92-12]
- beta(3)-Peptides consisting of six, seven, and ten homologated proteinogenic amino acid residues have been attached to an alpha-heptapeptide (all D-amino acid residues: 4), to a hexaethylene glycol chain (PEGylation; 5c)...
- Six New Triterpenoid Glycosides from Gynostemma pentaphyllum
[作者：Liu, JQ; Wang, CF; Chen, JC; Tu, SH; Gu, HF; Hu, WX; Qiu, MH,期刊：Helvetica Chimica Acta, 页码：2737-2745 , 文章类型： Article，,卷期：2009年92-12]
- Six new triterpenoid glycosides, gynosaponins I-VI (1-6, resp.), together with three known compounds, ginseng Rb-1 (7), gypenoside XLIX (8), and gylongiposide I (9), were isolated from the aerial parts of Gynostemma pent...
- First Example of Diterpenoids from 14,15-Cyclopimarane in the Roots of Linum usitatissimum
[作者：Sun, JL; Deng, AJ; Li, Y; Li, ZH; Chen, H; Qin, HL,期刊：Helvetica Chimica Acta, 页码：2746-2753 , 文章类型： Article，,卷期：2009年92-12]
- Chemical investigation of the roots of Linum usitatissimum led to the isolation and characterization of a new diterpenoid, named usitatissimin A (1), together with four known compounds. The structure of the new compound ...
- Three Terpenoids and a Tocopherol-Related Compound from Ricinus communis
[作者：Tan, QG; Cai, XH; Du, ZZ; Luo, XD,期刊：Helvetica Chimica Acta, 页码：2762-2768 , 文章类型： Article，,卷期：2009年92-12]
- Four new compounds named (3E,7Z,11E)-19-hydroxycasba-3,7,11-trien-5-one (1), 6 alpha-hydroxy-10 beta-methoxy-7 alpha,8 alpha-epoxy-5-oxocasbane-20,10-olide (2), 15 alpha-hydroxylup-20(29)-en-3-one (3), and (2R,4aR,8aR)-3...
- Two New Guaiane Sesquiterpenes from the Fruits of Daucus carota
[作者：Yi, T; Zhang, L; Fu, HW; Yang, SL; Tian, JK,期刊：Helvetica Chimica Acta, 页码：2769-2773 , 文章类型： Article，,卷期：2009年92-12]
- Two new sesquiterpenes, 11-(acetyloxy)torilolone (1) and 1 beta-hydroxytorilolone (2) were obtained from the fruits of Daucus carota. Their structures were elucidated on the basis of various spectroscopic analyses and ch...
- Synthesis of 15-Cyano-12-oxopentadecano-15-lactone and 15-Cyano-12-oxopentadecano-15-lactam
[作者：Wu, P; Liang, XM; Zhang, JJ; Jia, YM; Dong, YH; Huang, JX; Chen, FH; Wang, DQ,期刊：Helvetica Chimica Acta, 页码：2774-2782 , 文章类型： Article，,卷期：2009年92-12]
- 15-Cyano-12-oxopentadecano-15-lactone was synthesized in 59% total yield starting from 2-nitrocyclododecanone by Michael addition to acrylaldehyde, followed by reaction with trimethylsilylcyanide, hydrolysis, ring-expans...
- Three New ent-Trachylobane Diterpenoids from Co-cultures of the Calli of Trewia nudiflora and Fusarium sp WXE
[作者：Wu, X; Lu, CH; Shen, YM,期刊：Helvetica Chimica Acta, 页码：2783-2789 , 文章类型： Article，,卷期：2009年92-12]
- Five diterpenoids, including three new ent-trachylobane diterpenoids, i.e., (3 alpha)-3-hydroxy-ent-trachylobane-17,19-dioic acid 19-methyl ester (1), ent-trachylobane-17,19-dioic acid 19-methyl ester (2), ent-trachyloba...
- A New Iridoid Alkaloid from the Flowers of Plumeria rubra L. cv. acutifolia
[作者：Ye, G; Li, ZX; Xia, GX; Peng, H; Sun, ZL; Huang, CG,期刊：Helvetica Chimica Acta, 页码：2790-2794 , 文章类型： Article，,卷期：2009年92-12]
- A new iridoid alkaloid containing a spirolactone unit, plumericidine (1), was isolated from the flowers of Plumeria rubra L. cv. Acutifolia. Its structure was elucidated by spectroscopic evidence and confirmed by X-ray d...
- Unusual p-Coumarates from the Stems of Vaccinium myrtillus
[作者：Hybelbauerova, S; Sejbal, J; Dracinsky, M; Rudovska, I; Kontek, B,期刊：Helvetica Chimica Acta, 页码：2795-2801 , 文章类型： Article，,卷期：2009年92-12]
- The two previously unreported esters 1 and 2 of pentane-2,4-diol and p-coumaric acid (=3-(4-hydroxyphenyl)prop-2-enoic acid) along with 13 known compounds including 6 oleanane- and ursane-type triterpenoids were isolated...
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