Volume 40; Issue 18

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Tetrahedron Letters
Volume 40; Issue 18

Tetrahedron Letters

Volume 40; Issue 18

1

Chromium salen catalysed asymmetric alkene epoxidation. Influence of substituents at the 3,3′-positions on the salen rings

Kenneth M. Ryan, Claudine Bousquet, Declan G. Gilheany

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 261 KB

english, 1999

2

Unsymmetrical salen ligands: Synthesis and use in chromium mediated asymmetric epoxidation

Adrian M. Daly, T. Cormac Dalton, Marie F. Renehan, Declan G. Gilheany

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 242 KB

english, 1999

3

An Fmoc solid-phase approach to linear polypyrrole-peptide conjugates

Eugenio Vázquez, Ana M. Caamaño, Luis Castedo, JoséL. Mascareñas

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 248 KB

english, 1999

4

A practical approach to orthogonally connected oligopyrrole-peptide conjugates

Eugenio Vázquez, Ana M Caamaño, Luis Castedo, Dieter Gramberg, JoséL Mascareñas

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 231 KB

english, 1999

5

Dioxolane acetal ring expansion during a sugar triflate displacement. Synthesis and assignment of diastereoisomer configuration of novel 9-crown-3 ether derivatives

Velimir Popsavin, Ostoja Berić, Mirjana Popsavin, János Csanádi, Djura Vujić, Richard Hrabal

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 222 KB

english, 1999

6

Ureas: New efficient Lewis base catalysts for the allylation of aldehydes

Isabelle Chataigner, Umberto Piarulli, Cesare Gennari

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 119 KB

english, 1999

7

AlCl3DMA reagent in the regioselective solvent free Friedel-Crafts acylation reaction of benzodioxin derivatives

Alejandra G. Suárez

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 204 KB

english, 1999

8

Intramolecular photocycloaddition of 1,3-dienes with 2-pyridones

Scott McN Sieburth, Fangning Zhang

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 212 KB

english, 1999

9

Synthesis of polymer-bound fischer chromium alkoxy and aminocarbene complexes

Stefano Maiorana, Pierfausto Seneci, Tino Rossi, Clara Baldoli, Manuela Ciraco', Elisabetta de Magistris, Emanuela Licandro, Antonio Papagni, Stefano Provera

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 241 KB

english, 1999

10

Sulfonomethyl analogues of aldos-2-ulosonic acids. Synthesis of a new sialyl Lewis X analogue

Anikó Borbás, Gabriella Szabovik, Zsuzsa Antal, Pál Herczegh, Attila Agócs, András Lipták

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 229 KB

english, 1999

11

On the chemoselectivity and mechanism of desilylation of tert-butyldimethylsilyl ethers with TMSOTf

Roger Hunter, Wolfgang Hinz, Philip Richards

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 238 KB

english, 1999

12

Synthesis of perfluoroalkylated bipyridines — New ligands for oxidation reactions under fluorous triphasic conditions

Silvio Quici, Marco Cavazzini, Silvia Ceragioli, Fernando Montanari, Gianluca Pozzi

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 260 KB

english, 1999

13

Synthesis of piperazinones and their apllication in constrained mimetics of the growth hormone secretagogue NN703

Thomas K. Hansen, Nathalie Schlienger, Birgit S. Hansen, Peter H. Andersen, Martin R. Bryce

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 210 KB

english, 1999

14

A novel oxidative cleavage reaction of propargyl alcohol derivatives using K2FeO4Al2O3

Stephen Caddick, Lorraine Murtagh, Robert Weaving

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 116 KB

english, 1999

15

BOMI — A novel peptide coupling reagent

Peng Li, Jie Cheng Xu

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 203 KB

english, 1999

16

Diastereoselective synthesis of 2,4,5-trisubstituted piperidines from enantiopure β-amino esters

Dawei Ma, Haiying Sun

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 176 KB

english, 1999

17

Enantioselective rhodium catalyzed hydroboration of olefins using chiral bis(aminophosphine) ligands

Jean-Michel Brunel, Gérard Buono

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 180 KB

english, 1999

18

Solid phase synthesis of 2-acyl-3,7,8-substituted-5-oxo-2-azabicyclo[2.2.2]octane and triaza analogs: Resin Activation/Capture Approach/REACAP Technology

Chixu Chen, Benito Munoz

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 195 KB

english, 1999

19

Adaptation of the photo-induced [1,3]-allylic phenylthio shift to the preparation of functionalized diquinanes

Shuji Usui, Leo A. Paquette

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 207 KB

english, 1999

20

Tandem use of reductive and radical cyclization protocols in an approach to the first σ-allyl cation

Leo A. Paquette, Shuji Usui

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 190 KB

english, 1999

21

Reinvestigation of σ-allyl cations: High level Ab initio quantum mechanical predictions

Kim K. Baldridge, James Leahy, Jay S. Siegel

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 239 KB

english, 1999

22

Stereoselective reduction of ketones by histidine-alkoxysilane complexes: The role of imidazole in nucleophilic substitution at silicon

Frank J. LaRonde, Michael A. Brook

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 276 KB

english, 1999

23

A pseudopeptide platform with side chains addressable for combinatorial applications

Palle H. Rasmussen, Julius Rebek Jr.

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 209 KB

english, 1999

24

A triphenylene scaffold with C3v-symmetry and nanoscale dimensions

Siegfried R. Waldvogel, Alexander R. Wartini, Palle H. Rasmussen, Julius Rebek Jr.

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 226 KB

english, 1999

25

Synthesis of stereodefined Z-vinyl iodides from carbohydrates as a prelude to C/D ring assembly in taxanes

Leo A. Paquette, Tzenge-Lien Shih, Qingbei Zeng, John E. Hofferberth

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 192 KB

english, 1999

26

A new radical synthesis of allenes

Bénédicte Delouvrié, Emmanuel Lacôte, Louis Fensterbank, Max Malacria

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 206 KB

english, 1999

27

Transition metal complexes in organic synthesis, part 50. Asymmetric catalytic complexation of 1-methoxycyclohexa-1,3-diene by the tricarbonyliron fragment using amino acid-derived 1-azabuta-1,3-dienes

Hans-Joachim Knölker, Daniela Herzberg

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 145 KB

english, 1999

28

The phenyl hydrazide as an enzyme-labile protecting group — Oxidative cleavage with mushroom tyrosinase

Gernot H Müller, Herbert Waldmann

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 257 KB

english, 1999

29

Synthesis of the northern hemisphere of epothiline a by a ten-membered ring closing metathesis reaction

Kai Gerlach, Monika Quitschalle, Markus Kalesse

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 211 KB

english, 1999

30

Cycloadditions of allylsilanes, part 14. Enantiospecific synthesis of bicyclo[4.3.0]nonanes by asymmetric [3+2] cycloaddition of chiral allylsilanes

Hans-Joachim Knölker, Norbert Foitzik, Oliver Schmitt

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 224 KB

english, 1999

31

New high loading paramagnetic support for solid phase organic chemistry

Irving Sucholeiki, J.Manuel Perez

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 229 KB

english, 1999

32

Fused pyrazolo heterocycles: intramolecular [3+2]-nitrile oxide cycloadditions applied to syntheses of pyrazolo [3,4-g] [2,1] dihydrobenzoisoxazol (in) es

Darin E. Kizer, R.Bryan Miller, Mark J. Kurth

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 174 KB

english, 1999

33

Self-assembled ionophores as phase transfer catalysts

Allison L. Marlow, Jeffery T. Davis

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 263 KB

english, 1999

34

Regioselective synthesis of aryl hydrazides by palladium-catalyzed coupling of t-butylcarbazate with substituted aryl bromides

Zhongren Wang, Renato T. Skerlj, Gary J. Bridger

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 207 KB

english, 1999

35

Desilylation-triggered isomerization of a molecular capsule from an open-type to a collapsed-type isomer

Soichiro Watanabe, Kei Goto, Takayuki Kawashima, Renji Okazaki

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 247 KB

english, 1999

36

Stereospecific stille-coupling reaction of (Z)-1,2-bis(trimethylstannyll)ethenes with hypervalent iodonium salts

Suk-Ku Kang, Yong-Tack Lee, Sang-Ho Lee

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 222 KB

english, 1999

37

Asymmetric bromination-aldolization of chiral acetate titanium enolate derived from thioimide. A general approach to the synthesis of enantiopure α-bromo-β-hydroxy carboxylic acids

Ying-Chuan Wang, Dah-Wei Su, Chen-Men Lin, Hsi-Liang Tseng, Chi-Lung Li, Tu-Hsin Yan

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 219 KB

english, 1999

38

An enantiocontrolled synthesis of the masked taxol C-13 side chain, oxazoline carboxylic acid

Sung Ho Kang, Cheol Min Kim, Joo-Hack Youn

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 132 KB

english, 1999

39

Synthesis of pinnaic acid; Asymmetric construction of spirocyclic core

Hirokazu Arimoto, Shigehiro Asano, Daisuke Uemura

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 226 KB

english, 1999

40

Synthetic study on naturally occurring acetylenic spiroacetal enol ethers: The first access to optically active 3,4-diacetoxy-2-formylmethylene-1,6-dioxaspiro[4.5]decanes

Hiroaki Toshima, Hisateru Aramaki, Akitami Ichihara

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 288 KB

english, 1999

41

Is the magnetic shielding effect of a lactone group the simple sum of those of a ketone and an ether?

Yoshimasa Fukazawa, Takeharu Haino, Yoshiaki Kondoh

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 194 KB

english, 1999

42

Synthesis and stability of 1,1-tetramethylene- and 1,1-pentamethylene-1H-azulenium ions

Mitsunori Oda, Aya Sakamoto, Takuya Uchiyama, Takanori Kajioka, Ryuta Miyatake, Shigeyasu Kuroda

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 134 KB

english, 1999

43

Asymmetric cyclopropanation of ketene silyl acetal with allylic acetate catalyzed by a palladium complex

Akiharu Satake, Hitomi Kadohama, Hiroyuki Koshino, Tadashi Nakata

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 239 KB

english, 1999

44

Thermal cyclization of N-trifluoroacetyl enehydrazines under mild conditions: A novel entry into the fischer indole synthesis

Okiko Miyata, Yasuo Kimura, Kanami Muroya, Hajime Hiramatsu, Takeaki Naito

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 213 KB

english, 1999

45

Contributors to this issue

Journal:

Tetrahedron Letters

Year:

1999

File:

PDF, 55 KB

1999

46

Graphical abstracts

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 563 KB

english, 1999

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