Volume 35; Issue 49

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Tetrahedron Letters
Volume 35; Issue 49

Tetrahedron Letters

Volume 35; Issue 49

1

Graphical abstracts

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 929 KB

english, 1994

2

Epoxides derived from pyranosyl dienes: Unusually stable glycosyl donors

J.T. Link, Samuel J. Danishefsky, Gayle Schulte

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 211 KB

english, 1994

3

Regioselective imide reduction : An issue in the total synthesis of staurosporine

J.T. Link, Samuel J. Danishefsky

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 265 KB

english, 1994

4

Hexasubstituted benzenes by alkyne cyclotrimerization

Douglass F. Taber, Mohammed Rahimizadeh

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 117 KB

english, 1994

5

Laboratory scale preparation of 4,4,5,5,5-pentafluoropentan-1-thiol: An important chain of anti-breast cancer agents

Xun Li, Louis Provencher, Shankar M. Singh

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 258 KB

english, 1994

6

Glycosyl transfer by isopropenyl glycosides: Trisaccharide synthesis in one pot by selective coupling of isopropenyl and n-pentenyl glycopyranosides

H.Keith Chenault, Alfredo Castro

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 256 KB

english, 1994

7

First demonstration of a carbocation-olefin cyclization route to the lanosterol series

E.J. Corey, Jaemoon Lee, David R. Liu

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 288 KB

english, 1994

8

Efficient stereocontrolled synthesis of the ABC subunit of dumsin

Fang-Tsao Hong, Leo A. Paquette

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 258 KB

english, 1994

9

A simple route to the indolizidine alkaloid skeleton

Derek H.R. Barton, Maria M.M.Araújo Pereira, Dennis K. Taylor

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 114 KB

english, 1994

10

New nectriapyrones by salt water culture of a fungus separated from an Indo-Pacific sponge

Leif M. Abrell, Xing-Chung Cheng, Phillip Crews

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 209 KB

english, 1994

11

Catalytic palladium-mediated tetraene carbocyclizations: diastereoselective deuteration and its convenient analysis by a difference spin polarization transfer (DSPT) NMR experiment

James M. Takacs, Sithamalli V. Chandramouli, Richard Shoemaker

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 298 KB

english, 1994

12

Catalytic palladium-mediated tetraene carbocyclizations: The efficient stereochemical control of newly formed methyl-bearing stereocenters

James M. Takacs, Sithamalli V. Chandramouli

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 288 KB

english, 1994

13

All-cis cyclopentane scaffolding for combinatorial solid phase synthesis of small non-peptide compounds

Marcel Pátek, Brian Drake, Michal Lebl

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 271 KB

english, 1994

14

Application of the 2-azaallyl anion cycloaddition method to syntheses of (±)-crinine and (±)-6-epicrinine

William H. Pearson, Frank E. Lovering

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 223 KB

english, 1994

15

Biaryl synthesis via suzuki coupling on a solid support

Richard Frenette, Richard W. Friesen

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 283 KB

english, 1994

16

Diastereoselective synthesis of bicyclopropanes

Cory R. Theberge, Charles K. Zercher

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 269 KB

english, 1994

17

A novel synthetic approach toward the zaragozic acids core structure

Hiroo Koyama, Richard G. Ball, Gregory D. Berger

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 348 KB

english, 1994

18

A direct preparation of 1,4-benzodiazepines. The synthesis of medazepam and related compounds via a common intermediate

George A. Kraus, Hiroshi Maeda

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 131 KB

english, 1994

19

Reaction of benzocyclobutenoxides with nitriles: Synthesis of hypecumine and other 3-substituted isoquinolines

John J. Fitzgerald, Forrest E. Michael, R.A. Olofson

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 342 KB

english, 1994

20

The first dithiono derivative of an indigoid system

Rudolf Gompper, Karsten Hartmann, Kurt Polborn

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 149 KB

english, 1994

21

2,2′-Dilithio-1,1′-bicyclooctenyl: Synthesis and reactions with electrophiles

Adalbert Maercker, Ulrich Girreser

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 149 KB

english, 1994

22

Synthesis of N-protected serine ethers as precursors of new photoactivatable amino acids cleavable by hydrogenolysis

Christophe Dugave, Pascal Kessler, Christophe Colas, Christian Hirth

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 271 KB

english, 1994

23

Preparation of novel mixed tritopic oligopyridine ligands built with chelating spacers and using palladium(0) catalysed coupling reactions

Francisco M. Romero, Raymond Ziessel

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 277 KB

english, 1994

24

Synthesis of sphingofungin D and its stereoisomer at C-14

Kenji Mori, Ken Otaka

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 248 KB

english, 1994

25

A stereospecific synthesis of (±)-grandisol via an intramolecular lactone enolate alkylation: A remarkable regiodivergence in C- vs O-alkylation

Deukjoon Kim, Young Shin Kwak, Kye Jung Shin

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 185 KB

english, 1994

26

Total synthesis of (−)-pumiliotoxin C by aqueous intramolecular acylnitroso Diels-Alder approach

Masaichi Naruse, Sakae Aoyagi, Chihiro Kibayashi

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 278 KB

english, 1994

27

Non-reductive conversion of 1-nitro-9,10-anthraquinone to 1-amino-9,10-anthraquinones using ureas in N,N,N′,N′-tetramethylurea (TMU)

Hitomi Suzuki, Takehiko Kawakami, Koichi Maeda

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 257 KB

english, 1994

28

Photoinduced reactions of chloranil with aromatic imines

Chuan-Feng Chen, Zhao-Guo Zhang, Bao-Zhen Yan, Jian-Hua Xu

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 310 KB

english, 1994

29

Does the reaction between fluorenone and grignard reagents involve free fluorenone anion radicals?

Torben Lund, Morten L. Pedersen, Lars A. Frandsen

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 159 KB

english, 1994

30

A new synthetic method for 2-silyl-thiacycloalk-2-enes of different ring size by intramolecular cyclization through silyl thiones

B.F. Bonini, M. Comes-Franchini, G. Mazzanti, A. Ricci, L. Rosa-Fauzza, P. Zani

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 178 KB

english, 1994

31

An efficient synthesis of quinolones using N-phenyl(triphenylphosphoranylidene)ethenimine

Pradeep Kumar, Chimmanamada U. Dinesh, Bipin Pandey

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 240 KB

english, 1994

32

Tricyclic ortho ester formation from trichloroethylidene acetals of sugars via ketene acetals

Yeşim Gül Salman, Ömür Makinabakan, Levent Yüceer

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 273 KB

english, 1994

33

Functionalisation including fluorination of caffeine, guanosine tetraacetate, and uridine triacetate using electrochemical oxidation

Masakazu Sono, Naoko Toyoda, Yoshikazu Shizuri, Motoo Tori

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 205 KB

english, 1994

34

Onchidin: a cytotoxic depsipeptide with C2 symmetry from a marine mollusc

Jaime Rodríguez, Rogelio Fernández, Emilio Quiñoá, Ricardo Riguera, Cécile Debitus, Philippe Bouchet

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 293 KB

english, 1994

35

The synthesis of 4,4′(5′)-diformyltetrathiafulvalene

Raquel Andreu, Javier Garín, Jesús Orduna, María Savirón, Jack Cousseau, Alain Gorgues, Vincent Morisson, Tomasz Nozdryn, Jan Becher, Rasmus P. Clausen, Martin R. Bryce, Peter J. Skabara, Wim Dehaen

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 282 KB

english, 1994

36

Michael addition of nitroalkanes to dimethyl maleate with DBU. A new direct method for the synthesis of polyfunctionalized α,β-unsaturated esters

Roberto Ballini, Alessandro Rinaldi

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 257 KB

english, 1994

37

Divergent behaviour in the isocyanate-induced and thermal generation of nitrile oxides from ethyl nitroacetate

Morag G. Leslie-Smith, R.Michael Paton, Nigel Webb

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 261 KB

english, 1994

38

Designed nucleophilic attack based on molecular electrostatic potential

György M. Keserü, Mária Kajtár-Peredy, Gábor Náray-Szabó

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 280 KB

english, 1994

39

A novel rearrangement induced by the addition of organyllithium reagents to 2,3-difluoro-4,4-dimethylbut-2-enolide

Oldrich Paleta, Andrew Pelter, Josef Kebrle

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 239 KB

english, 1994

40

The origins of chemoselectivity in the hydrogenation of indolizidine precursors

Timothy J. Bond, Robert Jenkins, Paul C. Taylor

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 229 KB

english, 1994

41

Application of three-dimensional HMQC-HOHAHA NMR spectroscopy to wood lignin, a natural polymer

Ilkka Kilpeläinen, Erja Ämmälahti, Gösta Brunow, Danielle Robert

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 285 KB

english, 1994

42

Peptide backbone-to-backbone cyclisation as an avenue to β-turn mimics

Pedro H.H. Hermkens, Theo G.v. Dinther, Colinda W. Joukema, Gerard N. Wagenaars, Harry C.J. Ottenheijm

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 310 KB

english, 1994

43

Alkyl radicals from t-butyl esters through photoinduced electron transfer

Elisa Fasani, Diego Peverali, Angelo Albini

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 288 KB

english, 1994

44

A new rearrangement of 2,4-diphenyl-3-azabicyclo[3.3.1]nonan-9-one leading to 8,10-diphenyl-1,9-diazabicyclo[5.3.0]decan-2-one

Ramasubbu Jeyaraman, Udayampalayam P. Senthilkumar

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 139 KB

english, 1994

45

Formamide as a superior nitrogen nucleophile in palladium(II) mediated synthesis of imidazolidines

Rolf A.T.M. van Benthem, Henk Hiemstra, Gema Rodríguez Longarela, W.Nico Speckamp

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 327 KB

english, 1994

46

Diastereoselective hydrogenations of α-(2′,3′,4′,6′-tetra-O-acetyl-β-d-glucopyranosyloxymethylene) carboxylic esters: A route to stereopure aldol derivatives

David S. Larsen, Anthony Schofield, Richard J. Stoodley, Peter D. Tiffin

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 389 KB

english, 1994

47

A chemoenzymatic approach to chiral phenylisoserinates using 4-isopropyl-2-oxazolin-5-one as masked umpoled synthon for hydroxycarbonyl anion

Achille Barco, Simonetta Benetti, Carmela De Risi, Gian P. Pollini, Romeo Romagnoli, Vinicio Zanirato

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 271 KB

english, 1994

48

A one-pot synthesis of nitrohydroxylated pyrrolidine and piperidine ring systems by tandem Michael-Henry reaction

Achille Barco, Simonetta Benetti, Carmela De Risi, Gian P. Pollini, Romeo Romagnoli, Vinicio Zanirato

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 240 KB

english, 1994

49

Total synthesis of (±)-epibatidine

Enrichetta Albertini, Achille Barco, Simonetta Benetti, Carmela De Risi, Gian P. Pollini, Romeo Romagnoli, Vinicio Zanirato

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 257 KB

english, 1994

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