Volume 31; Issue 21

Main
Tetrahedron Letters
Volume 31; Issue 21

Tetrahedron Letters

Volume 31; Issue 21

1

Graphical abstracts

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 569 KB

english, 1990

2

A substrate-directed synthesis of substituted 2-azaadamantanes

Jeffrey T Hane, James G Henkel

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 232 KB

english, 1990

3

The preparation of 2-hydrazinyl esters in high optical purity from 2-sulfonyloxy esters

Robert V Hoffman, Kim Hwa-Ok

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 261 KB

english, 1990

4

A water soluble tin hydride reagent

James Light, Ronald Breslow

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 142 KB

english, 1990

5

A transaminative synthesis of 9-amino-9-fluorenecarboxylic acid esters

Mark T. DuPriest, Raymond E. Conrow, Daniel Kuzmich

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 235 KB

english, 1990

6

Directed regiochemical control in the ring expansion reactions of a substituted trans-decalone

Jeffrey Aubé, Marlys Hammond

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 273 KB

english, 1990

7

Probing the topography of kainate recognition sites: Synthesis of a novel oxetane containing kainic acid analogue.

Alan P Kozikowski, Abdul H Fauq

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 312 KB

english, 1990

8

Synthesis and stereochemical revision of a bioactive dihydroxyeicosanoid isolated from the red marine alga farlowia mollis

Sun Lumin, J.R Falck

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 207 KB

english, 1990

9

Acceleration of the 4-exo radical cyclization to a synthetically useful rate. Cyclization of the 2,2-dimethyl-5-cyano-4-pentenyl radical

Seung-Un Park, Thomas R. Varick, Martin Newcomb

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 304 KB

english, 1990

10

Trikentramine, an unusual pyrrole derivative from the sponge trikentrion loeve carter

Maurice Aknin, Joseph Miralles, Jean-Michel Kornprobst, Robert Faure, Emile-Marcel Gaydou, Nicole Boury-Esnault, Yoko Kato, Jon Clardy

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 231 KB

english, 1990

11

Synthesis of vinylic and cyclic sulfones via a radical addition-elimination sequence

Albert Padwa, S.Shaun Murphree, Philip E. Yeske

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 253 KB

english, 1990

12

Importance of dipolar resonance structures in determining ground state charge distribution

Alan R Katritzky, Marl Karelson

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 212 KB

english, 1990

13

gem-cyclodialkylation A facile synthetic route to N-substituted heterocycles

Duane C. Hargis, Ronald L. Shubkin

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 189 KB

english, 1990

14

Isolation and structure of constanolactones A and B, new cyclopropyl hydroxy-eicosanoids from the temperate red alga constantinea simplex

Dale G. Nagle, William H. Gerwick

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 315 KB

english, 1990

15

Preclusion of the “second cycle” in the osmium-catalyzed asymmetric dihydroxylation of olefins leads to a superior process

Kwong Hoi-Lun, Carla Sorato, Yasukazu Ogino, Chen Hou, K. Barry Sharpless

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 221 KB

english, 1990

16

Heterogeneous catalytic asymmetric dihydroxylation: Use of a polymer-bound alkaloid

B. Moon Kim, K.Barry Sharpless

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 256 KB

english, 1990

17

Synthesis of the cyclohexyl fragment of FK-506 by intramolecular ene-reaction

Martin E. Maier, Bäbel Schöffling

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 257 KB

english, 1990

18

Simultaneous separation of enantiomers of diastereomers by lipases

H. Hönig, P. Seufer-Wasserthal, H. Weber

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 159 KB

english, 1990

19

SRN1 reactions in imidazo [1, 2-a] pyridine series

Patrice Vanelle, José Maldonado, Nasser Madadi, Alain Gueiffier, Jean-Claude Teulade, Jean-Pierre Chapat, Michel P. Crozet

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 239 KB

english, 1990

20

Fluorine-containing amino acids and their derivatives. 9. Synthesis and biological activities of difluoromethylhomocysteine

Tadahiko Tsushima, Shoichi Ishihara, Yusuke Fujita

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 189 KB

english, 1990

21

Facile direct conversion of amino-heterocycles to fluoro-heterocycles using t-butylthionitrite or t-butylthionitrate with sodium tetrafluoroborate

Hae Kim Yong, Ho Lee Chun, Young Chang Ki

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 232 KB

english, 1990

22

A novel “Ti(O)” induced allylation of imines in a TiCl4 (cat.)/A1 bimetal system. Chirality transfer of l-valine to homoallylamine

Hideo Tanaka, Keizo Inoue, Ulrike Pokorski, Masatoshi Taniguchi, Sigeru Torii

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 223 KB

english, 1990

23

Novel synthesis of medium-sized heterocycles containing a sulfur or selenium atom

Tadashi Kataoka, Kazuhiro Tsutsumi, Tetsuo Iwama, Hiroshi Shimizu, Mikio Hori

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 116 KB

english, 1990

24

An approach to the regioselective introduction of functional groups on α-(1→4) linked cyclomannohexaose: Alkylation at O-2

Masato Mori, Yukishige Ito, Tomoya Ogawa

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 131 KB

english, 1990

25

A novel synthesis of the (2R,3S)- and (2S3R)-3-amino-2-hydroxycarboxylic acid derivatives, the key components of a renin inhibitor and bestatin, from methyl (R)- and (S-mandelate

Yuko Kobayashi, Yoshiji Takemoto, Yoshio Ito, Shiro Terashima

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 317 KB

english, 1990

26

Total synthesis of nonasaccharide repeating unit of plant cell wall xyloglucan: An endogenous hormone which regulates cell growth

Keiichiro Sakai, Yoshiaki Nakahara, Tomoya Ogawa

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 293 KB

english, 1990

27

Tandem michael reactions for the construction of pyrrolidine and piperidine ring systems

Achille Barco, Simonetta Benetti, Alberto Casolari, Gian Piero Pollini, Giampiero Spalluto

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 234 KB

english, 1990

28

Synthesis of a functionalised bis-spiroacetal

Margaret A Brimble, Geoffrey M Williams, Raymond Baker, Mark James

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 234 KB

english, 1990

29

Asymmetric synthesis of declines and hexahydroindanes

Johannes C. de Jong, Johan F.G.A. Jansen, Ben L. Feringa

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 231 KB

english, 1990

30

2-phenyl-1,3-benzodithiolylium trifluoromethanesulfonate: A reagent for the conversion of alcohols into benzyl ethers and benzoates under mild conditions.

Mauro Mocerino, Robert V. Stick

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 197 KB

english, 1990

31

Hypervalent iodine oxidation of aryl methyl ketones: A convenient route to methyl α-methoxyarylacetatos

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 189 KB

english, 1990

32

New dimers from the decomposition of α-lithio-N-nitrosamines. Evidence for no− elimination.

Pelayo Camps, Jesús Maldonado, David Mauleón, Cristina Minguillón, María Dolores Pujol

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 288 KB

english, 1990

33

“An efficient and mild entry to 1,4-dicarbonyl compounds via photochemical addition of acyl radical to electron-deficient olefins”

Francisco A. Macias, Jose Maria G. Molinillo, Isidro G. Collado, Guillermo M. Massanet, Francisco Rodriguez-Luis

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 247 KB

english, 1990

34

Oxidations by methyl(trifluoromethyl)dioxirane. 3. Selective polyoxyfunctionalization of adamantane

Rossella Mello, Luigi Cassidei, Michele Fiorentino, Caterina Fusco, Ruggero Curci

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 305 KB

english, 1990

35

Brominative lactonization in eudesmanes.

P. Ceccherelli, M. Curini, M.C. Marcotullio, O. Rosati

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 217 KB

english, 1990

36

Asymmetric induction in the creation of tri- and tetra-substituted carbon stereocentres by the intramolecular heck reaction

Ronald Grigg, M.J.R. Dorrity, J.F. Malone, Theeravat Mongkolaussavaratana, W.D.J.Amilaprasadh Norbert, Visuvanathar Sridharan

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 119 KB

english, 1990

37

Feroxidin, a novel 1-methyltetralin derivative isolated from cape aloe

Giovanna Speranza, Paolo Manitto, Diego Monti, Francesca Lianza

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 242 KB

english, 1990

To build up a library is to create a life. It’s never just a random collection of books.

— Carlos María Domínguez

Official channel

Z-Library Desktop Launcher

Tor version

Z-Library

Z-Library Since 2009 support@z-lib.do

EnglishРусскийEspañolItalianoελληνικάاللغة العربيةBahasa IndonesiaBahasa Malaysiaहिन्दीDeutschFrançaisPortuguêsУкраїнськаPolski中文繁體中文日本語Tiếng ViệtAzərbaycan DiliՀայոց լեզուภาษาไทยTürk Diliქართველიবাংলাپښتوతెలుగుاردو한국어SrpskiБългарски