Volume 45; Issue 9

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Tetrahedron
Volume 45; Issue 9

Tetrahedron

Volume 45; Issue 9

1

Diastereoselective reactions of 1 4-bis(bromomagnesio)pentane with lactones and cyclic anhydrides

P. Canonne, R. Boulanger, M. Bernatchez

Journal:

Year:

1989

Language:

english

File:

PDF, 1.09 MB

english, 1989

2

Synthesis of naucléfine, angustidine, angustine, (±)-13b,14-dihydro-angustine and naulafine

David B. Repke, Jahangir, Robin D. Clark, Janis T. Nelson, David B. MacLean

Journal:

Year:

1989

Language:

english

File:

PDF, 720 KB

english, 1989

3

Ptaquilosin, the aglycone of a bracken carcinogen ptaquiloside: Chemical derivation from ptaquiloside and the reactivity

Hideo Kigoshi, Akihiko Sawada, Yoshifumi Imamura, Haruki Niwa, Kiyoyuki Yamada

Journal:

Year:

1989

Language:

english

File:

PDF, 455 KB

english, 1989

4

Syntheses of D-erythro-1-deoxydihydroceramide-1-sulfonic acid and phosphonosphingoglycolipid found in marine organisms via a common precursor

Kinji Ohashi, Shunji Kosai, Mitsuo Arizuka, Takashi Watanabe, Yoshiro Yamagiwa, Tadao Kamikawa, Morris Kates

Journal:

Year:

1989

Language:

english

File:

PDF, 1.17 MB

english, 1989

5

Reactions of anthracene hydride with styrene and stilbene oxide. : Reduction in benzylic position via nucleophilic substitution

Helmut Stamm, Lin Pen-Yuan, Andreas Sommer, Anton Woderer

Journal:

Year:

1989

Language:

english

File:

PDF, 442 KB

english, 1989

6

Borates cycliques prepares a partir des acides shikimique et quinique et de leurs esters methyliques - structure et stabilite en solution dans l'eau

Evelyne Delfourne, Jacqueline Véronique, Liliane Gorrichon, Aurélio Munoz, Lydia Lamandé

Journal:

Year:

1989

File:

PDF, 589 KB

1989

7

The invention of radical reactions. Part XVIII. Decarboxylative radical addition to arsenic, antimony, and bismuth phenylsulphides - a novel synthesis of nor-alcohols from carboxylic acids

Derek H.R. Barton, Dominique Bridon, Samir Z. Zard

Journal:

Year:

1989

Language:

english

File:

PDF, 704 KB

english, 1989

8

Enantiodivergent synthesis of (+) and (−) altholactone from D-glucose. Preparation and cytotoxic activity of analogs

J.-P. Gesson, J.-C. Jacquesy, M. Mondon

Journal:

Year:

1989

Language:

english

File:

PDF, 832 KB

english, 1989

9

Synthesis of hybrid “metalloporphyrin-ellipticine” molecules

Guita Etemad-Moghadam, Li Ding, Fatemeh Tadj, Bernard Meunier

Journal:

Year:

1989

Language:

english

File:

PDF, 707 KB

english, 1989

10

The wittig rearrangement as a practical method for aldehyde synthesis

Manfred Schlosser, Sven Strunk

Journal:

Year:

1989

Language:

english

File:

PDF, 1.23 MB

english, 1989

11

Organic synthesis planning: An algorithm for selecting strategic bond forming sequences

Luca Baumer, Giordano Sala, Guido Sello

Journal:

Year:

1989

Language:

english

File:

PDF, 711 KB

english, 1989

12

The preparation of enantiomers of paclobutrazol: A crystal chemistry approach

S.N. Black, L.J. Williams, R.J. Davey, F. Moffatt, R.V.H. Jones, D.M. McEwan, D.E. Sadler

Journal:

Year:

1989

Language:

english

File:

PDF, 324 KB

english, 1989

13

Inverse electron demand diels-alder reactions of 5-nitropyrimidine with enamines. synthesis of 3-nitropyridine derivatives

Antonius T.M. Marcelis, Henk C. Van Der Plas

Journal:

Year:

1989

Language:

english

File:

PDF, 645 KB

english, 1989

14

The fixing role of the tert-butyl group in the conformational properties of acyclic sulphur compounds. Synthesis and conformational analysis of 2-tert-butylthioderivatives of 1-phenylethanol and their ο-methyl analogs

I. Fernandez, J.M. Llera, F. Zorrilla, F. Alcudia

Journal:

Year:

1989

Language:

english

File:

PDF, 948 KB

english, 1989

15

The selectivity of electrophilic aromatic nitration and the effect of the organic solvents

Journal:

Year:

1989

Language:

english

File:

PDF, 577 KB

english, 1989

16

Synthesis of 1,2-benzisothiazoles by the oxidative ring contraction of 2-aryl- and 4-aryl-3,4-dihydro-2H-1,3-benzothiazines

János Szabó, Erzsébet Szűcs, Lajos Fodor, Gábor Bernáth, Pál Sohár

Journal:

Year:

1989

Language:

english

File:

PDF, 507 KB

english, 1989

17

Fluorination with caesium fluoroxysulphate. Part XI. : Mild functionalization of saturated hydrocarbons

Stojan Stavber, Marko Zupan

Journal:

Year:

1989

Language:

english

File:

PDF, 317 KB

english, 1989

18

Syntheses of 3b,4,6,7-Tetrahydro-5h,9h-pyrazino [2,1-c] phyrolo[1,2-a] [1,4] benzodiazepine, a valuable precursor of potential central nervous system agents

Silvio Massa, Antonello Mai, Marino Artico, Federico Corelli, Maurizio Botta

Journal:

Year:

1989

Language:

english

File:

PDF, 592 KB

english, 1989

19

Intramolecular reactions of compounds derived from sugars. Part II.1 Stereo-controlled intramolecular diels-alder cyclizations of 16(E,Z),8-nonatrienes and 1-AZA-6(E,Z),8-nonatrienes

Pál Herczegh, Martina Zsély, László Szilágyi, Gyula Batta, István Bajza, Rezső Bognár

Journal:

Year:

1989

Language:

english

File:

PDF, 559 KB

english, 1989

20

The autoxidation of 3-hydroxyanthranilic acid in the presence of amino acids

Michael K. Manthey, Stephen G. Pyne, Roger J.W. Truscott

Journal:

Year:

1989

Language:

english

File:

PDF, 378 KB

english, 1989

21

New bridgehead-substituted 1-(arylsulfonyl)bicyclo[1.1.0]butanes and some novel addition reactions of the bicyclic system

Journal:

Year:

1989

Language:

english

File:

PDF, 1.40 MB

english, 1989

22

Synthetic Approaches to 2-Methoxycysteine containing Peptides. The conversion of [(5S)-5-amino-5-carboxy-2-oxapentanoyl]-2-methoxy-(2S)-cysteinyl-(2R)-valine into 10-Oxa-6α-methoxyisopenicillin N by the Enzyme Isopenicillin N Synthase

Jack E. Baldwin, Robert M. Adlington, Neil Moss

Journal:

Year:

1989

Language:

english

File:

PDF, 1.46 MB

english, 1989

23

Synthesis of bis(alkylthio)bipyridils by nickel mediated homo coupling of halogenopyridyl alkyl sulphides

M. Tiecco, M. Tingoli, L. Testaferri, D. Bartoli, D. Chianelli

Journal:

Year:

1989

Language:

english

File:

PDF, 592 KB

english, 1989

24

Stereoselective arylations using metal phenolates. Complementary synthesis of 5-C-arylxylofuranose derivatives of either L-ido or D-gluco configuration

Mara Cornia, Giovanni Casiraghi

Journal:

Year:

1989

Language:

english

File:

PDF, 360 KB

english, 1989

25

Silyl esters of phosphorous—common intermediates in synthesis

L. Woźniak, J. Chojnowski

Journal:

Year:

1989

Language:

english

File:

PDF, 4.16 MB

english, 1989

26

Optimization of the reaction conditions using a nadh model grafted on a merrifield type resin

G. Dupas, A. Decormeille, J Bourguignon, G. Quéguiner

Journal:

Year:

1989

Language:

english

File:

PDF, 589 KB

english, 1989

27

Synthese totale de la (±) bisabolangelone (1)

Bernard Riss, Bernard Muckensturm

Journal:

Year:

1989

File:

PDF, 1.06 MB

1989

28

Indoloquinolizidine iminium species formed under the modified Polonovski reaction conditions

Tarja Tamminen, Reija Jokela, Birgit Tirkkonen, Mauri Lounasmaa

Journal:

Year:

1989

Language:

english

File:

PDF, 554 KB

english, 1989

29

Synthesis and cation-binding abilities of novel polyquinane crown ethers containing a bis-acetal ether functionality

Goverdhan Mehta, Kasibhatla Srinivas Rao, Nacharaju Krishnamurthy, V. Srinivas, D. Balasubramanian

Journal:

Year:

1989

Language:

english

File:

PDF, 434 KB

english, 1989

30

Synthesis of novel functionalized monocyclic 2-azetidinones from N,N'-diaryl-α-diimines and lithium ester enolates

Benito Alcaide, Ana Gómez, Joaquín Plumet, Julián Rodríguez-López

Journal:

Year:

1989

Language:

english

File:

PDF, 845 KB

english, 1989

31

The stereoselective synthesis of (±)-9βH-pimara-7,19-diene

Ben J.M. Jansen, Gert C. Schepers, Aede de Groot

Journal:

Year:

1989

Language:

english

File:

PDF, 345 KB

english, 1989

32

The effect of spacer, linkage and solid support on the synthesis of oligonucleotides

J. Katzhendler, S. Cohen, E. Rahamim, M. Weisz, I. Ringel, J. Deutsch

Journal:

Year:

1989

Language:

english

File:

PDF, 1.12 MB

english, 1989

33

Studies related to cephalosporins. 61. Bromination of 3-exomethylene in cepham derivatives

Maurizio Botta, Francesco De Angelis, Lorenzo de Ferra, Augusto Gambacorta, Rosario Nicoletti, Antonio Palleschi, Clara Marciante, Giorgio Pochetti

Journal:

Year:

1989

Language:

english

File:

PDF, 558 KB

english, 1989