Volume 33; Issue 21

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Tetrahedron Letters
Volume 33; Issue 21

Tetrahedron Letters

Volume 33; Issue 21

1

Graphical abstracts

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 740 KB

english, 1992

2

Trididemnic acids A and B, aromatic alkaloids from the northeastern pacific ascidian Trididemnum sp.

E.Dilip de Silva, Shichang Miao, Raymond J. Andersen, L.Wayne Schultz, Jon Clardy

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 313 KB

english, 1992

3

Stereoelectronic influence on the NaBH4 reduction stereoselectivity of alicyclic β-ketoesters

Craig Beeson, Nguyen Pham, Thomas A. Dix

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 288 KB

english, 1992

4

DNA cross-linking studies on FR900482 : observations on the mode of activation

Robert M. Williams, Scott R. Rajski

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 462 KB

english, 1992

5

New trialkylsilyl enol ether chemistry: new regiospecific methodology for the synthesis of α,β-unsaturated cyclic ketones

Philip Magnus, Andrew Evans, Jérôme Lacour

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 221 KB

english, 1992

6

1α-Hydroxy-19-nor-vitamin D C-22 aldehyde. A valuable intermediate in the synthesis of side chain modifed 1α,25-dihydroxy-19-nor-vitamin D3

Kato L. Perlman, Hector F. DeLuca

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 206 KB

english, 1992

7

Synthesis of an allene-containing germacranoid

Rudolph Ernst K. Winter, William R. Shiang, Steve A. Kolodziej, Nigam P. Rath

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 239 KB

english, 1992

8

Second-generation auxiliary for the asymmetric addition of metalated tetrahydroisoquinolines to aldehydes

Pingsheng Zhang, Robert E. Gawley

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 300 KB

english, 1992

9

One-pot transformation of benzyl carbamates into t-butyl carbamates

Joginder S. Bajwa

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 138 KB

english, 1992

10

Stereoselective synthesis of the hydroxyethylene isostere of the HIV protease (Tyr-Pro) cleavage site

Wayne J. Thompson, Richard G. Ball, Paul L. Darke, Joan A. Zugay, J.E. Thies

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 246 KB

english, 1992

11

A synthetic method for unsymmetrical disulfides of cysteine: the bis-cysteine disulfide of meso-2,3-dimercaptosuccinic acid.

Robin Polt, Yushun Li, Quintus Fernando, Mario Rivera

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 251 KB

english, 1992

12

Diels-Alder reaction of furan with methyl 3-bromopropiolate: a route to methyl 3-oxo-7-oxabicyclo[2.2.1]hept-5-en-2-carboxylate

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 301 KB

english, 1992

13

Reactions of protected amino acid chlorides mediated by SmI2.

J. Collin, J.L. Namy, G. Jones, H.B. Kagan

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 276 KB

english, 1992

14

Angular hydroxymethylation of decalin systems

J. Lejeune, J.Y. Lallemand

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 229 KB

english, 1992

15

A new synthesis of 1-phosphaalkyne via phosphaalkene with palladium(O) complex

Vadim D. Romanenko, Michel Sanchez, Tatiana V. Sarina, Marie-Rose Mazières, Robert Wolf

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 131 KB

english, 1992

16

A simple preparative method for isopropenyl and vinyl groups from ketones

Tadakatsu Mandai, Sadahiro Suzuki, Taro Murakami, Mitsugu Fujita, Mikio Kawada, Jiro Tsuji

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 200 KB

english, 1992

17

Synthesis and hydrolysis of dipeptide isosteres containing a proline analogue with latent reactivity

Andrew D. Abell, J.Christopher Litten

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 277 KB

english, 1992

18

One-step synthesis of optically active benzyl N-trityl-L-aziridine-2-carboxylic esters

E Kuyl-Yeheskiely, M Lodder, G.A van der Marel, J.H van Boom

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 286 KB

english, 1992

19

New methods for the synthesis of 3′-S-phosphorothiolate internucleoside linkages

Joseph S. Vyle, Xiang Li, Richard Cosstick

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 237 KB

english, 1992

20

Dimethyldioxirane in organometallic chemistry. II. An improved procedure for the oxidative decomplexation of Fischer carbene complexes

Anna-Maria Luch, Lurdes Jordi, Francisco Sánchez-Baeza, Susagna Ricart, Francisco Camps, Angel Messeguer, Josep M. Moretó

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 146 KB

english, 1992

21

The stereochemistry of high pressure aldehyde addition to allylstannanes

Neil S. Isaacs, Raymond L. Marshall, David J. Young

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 131 KB

english, 1992

22

Intramolecular Claisen-type condensations of β-acetoxy amides or imides

Svante Brandänge, Hans Leijonmarck

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 257 KB

english, 1992

23

Niphatoxin A and B; two new ichthyo- and cytotoxic tripyridine alkaloids from a marine sponge

Ravit Talpir, Amira Rudi, Micha Ilan, Yoel Kashman

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 135 KB

english, 1992

24

Synthesis of annelated bis-crownethers.

Kim Christiansen, Jan Becher, Thomas Kruse Hansen

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 251 KB

english, 1992

25

An example of a chiral non-racemic carbanion as versatile synthon in the asymmetric synthesis of polysubstituted γ-lactones

Carmen Ma Rodríguez, Miguel A. Ramírez, Victor S. Martín

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 242 KB

english, 1992

26

Enantioselective oxidation of thioethers: synthesis of trans-2-N,N-dialkylacetamide-1,3-dithiolanes-S-oxide and their use in asymmetric aldol-type reactions

Martina Corich, Fulvio Di Furia, Giulia Licini, Giorgio Modena

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 139 KB

english, 1992

27

Direct observation of the reaction of the quinone-methide from 5,6-dihydroxyindole with the nucleophilic azide ion

Akeel T. Al-Kazwini, Peter O'Neill, Robert B. Cundall, Gerald E. Adams, Alex Junino, Jean Maignan

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 235 KB

english, 1992

28

Unexpected C3 arylation of 3,4,6-tri-O-methyl-2-C-formylglycals : a simple route to 3-C-arylhexoses

C. Booma, K.K. Balasubramanian

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 256 KB

english, 1992

29

Alkoxyl radicals from alcohols I. The hypoiodite reaction of cyclopentanol: evidence for sequential rather than competitive reaction pathways

John L. Courtneidge

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 242 KB

english, 1992

30

A novel convenient and selective alkoxycarbonylation of heteroaromatic bases by oxalic acid monoesters

Fausta Coppa, Francesca Fontana, Edoardo Lazzarini, Francesco Minisci, Giuseppe Pianese, Lihua Zhao

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 195 KB

english, 1992

31

Reaction of 2,3-unsaturated aryl glycosides with Lewis acids : a convenient entry to C-aryl glycosides

N.G. Ramesh, K.K. Balasubramanian

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 278 KB

english, 1992

32

Modulation of π-facial selectivities in nucleophilic additions to 7-norbornenones

Goverdhan Mehta, Faiz Ahmed Khan

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 240 KB

english, 1992

33

Ground state geometric distortions Vs distal substituent effects in determining the β-facial selectivity in 7-norbornenones

V.Amarendra Kumar, Kailasam Venkatesan, Bishwajit Ganguly, Jayaraman Chandrasekhar, Faiz Ahmed Khan, Goverdhan Mehta

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 251 KB

english, 1992

34

Pega: a flow stable polyethylene glycol dimethyl acrylamide copolymer for solid phase synthesis.

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 285 KB

english, 1992

35

An alternative approach towards the synthesis of (3′→5′) methylene acetal linked dinucleosides

P.J.L.M. Quaedflieg, C.M. Timmers, V.E. Kal, G.A. van der Marel, E. Kuyl-Yeheskiely, J.H. van Boom

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 277 KB

english, 1992

36

Conformationally constrained thyroliberin analogs: a novel electrochemical route to a key rigid Pro-Phe building block

Kevin D. Moeller, Scott L. Rothfus

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 276 KB

english, 1992

37

Efficient synthesis of 2′,3′-dideoxynucleosides and 2′,3′-dideoxy C-nucleosides from D-glucosamine

Michael E. Jung, Ivan D. Trifunovich

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 260 KB

english, 1992

38

Preparation of 1,2-dibromodinitroethylene and 1,1-dibromodinitroethylene

Nghi V. Nguyen, Kurt Baum

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 228 KB

english, 1992

39

(5αH)-6-Epidihydrocornin, the first known iridoid glycoside with a trans-fused ring system

Tommaso A. Foderaro, Frank R. Stermitz, Håkon Hope

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 129 KB

english, 1992

40

Synthesis and Diels Alder reaction of 2,3-dihydro-2,3-dimethylene-1,4-benzodioxin.

N. Ruiz, M.D. Pujol, G. Guillaumet, G. Coudert

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 188 KB

english, 1992

41

Macrocarpals: HIV-RTase inhibitors of Eucalyptus globulus

Mugio Nishizawa, Makoto Emura, Yukiko Kan, Hidetoshi Yamada, Koji Ogawa, Nobuyuki Hamanaka

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 329 KB

english, 1992

42

A novel photoproduct of peridinin, A 6S allenic isomer

Yumiko Yamano (née Hirata), Sanae Sumiya, Keiko Suzuki, Yoshitaka Kurimoto, Yasushi Koyama, Toshio Shimamura, Masayoshi Ito

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 221 KB

english, 1992

43

An alternative total synthesis of rutaecarpine and vasicolinone alkaloids

József Kökösi, György Szász, István Hermecz

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 241 KB

english, 1992

44

Model studies of the thymidylate synthase reaction. The mechanism of reduction of 5-uracilylmethylenepyridinium salts by benzyl thiol

J.W.G. Meissner, U.K. Pandit

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 221 KB

english, 1992

45

Stereospecific synthesis of the enantiomers of nicotinylalanine, a neuroprotecting agent

Roberto Pellicciari, Miguel Angel Gallo-Mezo, Benedetto Natalini, Atef M. Amer

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 142 KB

english, 1992

46

Versatile intramolecular reactions starting from a conformationally restricted epoxyalcohol

T.W. Hart, B. Vacher

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 202 KB

english, 1992

47

Synthesis of {1-[2′,5′-Bis-O-(t-butyldimethylsilyl)-β-d-xylo- and β-d-ribofuranosyl]thymine}-3′-spiro-5″-{4″-amino-1″,2″-oxathiole-2″,2″-dioxide} (TSAO). A novel type of specific anti-HIV agents

María-Jesús Pérez-Pérez, Ana San-Félix, Camarasa María-José, Jan Balzarini, de Clercq Erik

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 256 KB

english, 1992

48

Palladium-catalysed vinylation of allylic alcohols with enol triflates. A convenient synthesis of conjugated dienols

Emilia Bernocchi, Sandro Cacchi, Pier Giuseppe Ciattini, Enrico Morera, Giorgio Ortar

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 292 KB

english, 1992

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