Volume 94; Issue 6

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Helvetica Chimica Acta
Volume 94; Issue 6

Helvetica Chimica Acta

Volume 94; Issue 6

1

Diterpenoids from Diplopterygium rufopilosum

Jiang Hu, Xuan-Qin Chen, Qin-Shi Zhao

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 167 KB

english, 2011

2

One-Pot, Four-Component Synthesis of Fully Substituted 1,3,4-Oxadiazole Derivatives from (Isocyanoimino)triphenylphosphorane, a Primary Amine, an Aromatic Carboxylic Acid, and Chloroacetone

Ali Ramazani, Fatemeh Zeinali Nasrabadi, Yavar Ahmadi

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 148 KB

english, 2011

3

Novel Compounds with a Viologen Skeleton and N-Heterocycles on the Peripheries: Electrochemical and Spectroscopic Properties

Simona Asaftei, Ana Maria Lepadatu, Marius Ciobanu

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 400 KB

english, 2011

4

Total Synthesis of Leiocarpin C and (+)-Goniodiol via an Olefin Cross-Metathesis Protocol

Palakodety Radha Krishna, Munagala Alivelu

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 172 KB

english, 2011

5

Indium(III) Chloride-Catalyzed Conversion of {[(Benzyloxy)carbonyl]amino}-Substituted Sulfones with 2-[(Trimethylsilyl)oxy]furan: A Facile Access to γ-Butenolactone Derivatives Containing a Protected Amino Group

Biswanath Das, Chithaluri Sudhakar, Parigi Raghavendar Reddy, Jajula Kashanna

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 123 KB

english, 2011

6

Constituents of the Endophytic Fungus Annulohypoxylon boveri var. microspora BCRC 34012

Ming-Jen Cheng, Ming-Der Wu, Sung-Yuan Hsieh, Ming-Tsuen Hsieh, Ih-Sheng Chen, Gwo-Fang Yuan

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 196 KB

english, 2011

7

Citropremide and Citropridone: A New Ceramide and a New Acridone Alkaloid from the Stem Bark of Citropsis gabunensis

Béatrice Valerie Tsassi, Hidayat Hussain, Albertine Geagni, Etienne Dongo, Ishtiaq Ahmed, Muhammad Riaz, Karsten Krohn

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 158 KB

english, 2011

8

Copper-Catalyzed Bis(methoxycarbonyl)carbene Reactions of α,β-Unsaturated Carboxamides

Gökçe Merey, Olcay Anaç

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 307 KB

english, 2011

9

Synthesis of the Naphthalenone, Dihydroquinoline, and Dihydrofuran Derivatives

Füsun Şeyma Güngör, Olcay Anaç, Özkan Sezer

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 324 KB

english, 2011

10

Antimicrobial Depsides Produced by Cladosporium uredinicola, an Endophytic Fungus Isolated from Psidium guajava Fruits

Lívia Soman de Medeiros, Michael Murgu, Antônia Q. L. de Souza, Edson Rodrigues-Fo.

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 180 KB

english, 2011

11

Beilschmiedic Acids F and G, Further Endiandric Acid Derivatives from Beilschmiedia anacardioides

Jean Rodolphe Chouna, Pepin Alango Nkeng-Efouet, Bruno Ndjakou Lenta, Jean Duplex Wansi, Beate Neumann, Hans-Georg Stammler, Samuel Fon Kimbu, Norbert Sewald

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 165 KB

english, 2011

12

Two New Alkaloids from Daphniphyllum angustifoliumHutch.

Tao He, Ying Zhou, Yue-Hu Wang, Shu-Zhen Mu, Xiao-Jiang Hao

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 237 KB

english, 2011

13

Two New Megastigmane Glycosides and a New Iridoid Glycoside from Gelsemium elegans

Qiu-Ping Zhang, Bin-Feng Zhang, Gui-Xin Chou, Zheng-Tao Wang

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 188 KB

english, 2011

14

Oleanane-Type Triterpenoids from the Endophytic Fungus Pestalotiopsis clavispora Isolated from the Chinese Mangrove Plant Bruguiera sexangula

Du-Qiang Luo, Hui-Ying Deng, Xiao-Long Yang, Bao-Zhong Shi, Jing-Ze Zhang

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 205 KB

english, 2011

15

Two New Cyclic Pentapeptides from the Marine-Derived Fungus Aspergillus versicolor

Li-Na Zhou, Hu-Quan Gao, Sheng-Xin Cai, Tian-Jiao Zhu, Qian-Qun Gu, De-Hai Li

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 158 KB

english, 2011

16

Three New Sesquiterpene Pyridine Alkaloids from Euonymus fortunei

Ying Da Yang, Guang Zhong Yang, Mao Chuan Liao, Zhi Nan Mei

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 178 KB

english, 2011

17

Palladium Nanoparticles on Graphite Oxide as Catalyst for SuzukiMiyaura, MizorokiHeck, and Sonogashira Reactions

Luigi Rumi, Gil M. Scheuermann, Rolf Mülhaupt, Willi Bannwarth

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 392 KB

english, 2011

18

One-Pot Synthesis of 2-Substituted 4-Aryl-4,5-dihydro-3,1-benzoxazepines from 2-(2-Aminophenyl)-1-arylethanols via Dehydration of the Corresponding Amides

Shuhei Fukamachi, Hisatoshi Konishi, Kazuhiro Kobayashi

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 149 KB

english, 2011

19

Phenolic Glycosides from the Chinese Liverwort Reboulia hemisphaerica

Li-Ning Wang, Dong-Xiao Guo, Shu-Qi Wang, Chang-Sheng Wu, Mujeeb Ur Rehman, Hong-Xiang Lou

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 176 KB

english, 2011

20

On Novel Fluorine Reagents in Preparative Organic Chemistry

Helmut Vorbrüggen

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 348 KB

english, 2011

21

The Woodward Research Institute, Robert Burns Woodward (1917–1979) and Chemistry behind the Glass Door

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 2.10 MB

english, 2011

22

Photocycloaddition of 4-(Alk-1-ynyl)-Substituted Coumarins and Thiocoumarins to 2,3-Dimethylbuta-1,3-diene

Inga Inhülsen, Karin Chin, Maren Göwert, Paul Margaretha

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 144 KB

english, 2011

23

Synthesis of Poly-Aib Oligopeptides and Aib-Containing Peptides via the ‘Azirine/Oxazolone Method’, and Their Crystal Structures

Ingeborg Dannecker-Dörig, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 348 KB

english, 2011

24

Isolation and Structural Elucidation of Novel Mycosporine-Like Amino Acids as Alarm Cues in the Defensive Ink Secretion of the Sea Hare Aplysia californica

Michiya Kamio, Cynthia E. Kicklighter, Linh Nguyen, Markus W. Germann, Charles D. Derby

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 161 KB

english, 2011

25

Synthesis of Benzimidazoles by Phosphine-Mediated Reductive Cyclisation of ortho-Nitro-anilides

Jan Duchek, Andrea Vasella

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 315 KB

english, 2011

26

Contents: HCA 6/2011

Journal:

Helvetica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 596 KB

english, 2011