Volume 47; Issue 7

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Tetrahedron
Volume 47; Issue 7

Tetrahedron

Volume 47; Issue 7

1

Graphical Abstracts

Journal:

Year:

1991

Language:

english

File:

PDF, 253 KB

english, 1991

2

Synthetic transformations using arenesulfonyloxy groups, first as electrophiles, then as leaving groups

Robert V. Hoffman

Journal:

Year:

1991

Language:

english

File:

PDF, 1.23 MB

english, 1991

3

Enantiospecific routes to 3,4 disubstituted azetidinones

Michael Kahn, Kagari Fujita

Journal:

Year:

1991

Language:

english

File:

PDF, 399 KB

english, 1991

4

Chemico-microbial syntheses of Japanese beetle and mosquito oviposition pheromones

Sowmianarayanan Ramaswamy, Allan C. Oehlschlager

Journal:

Year:

1991

Language:

english

File:

PDF, 633 KB

english, 1991

5

Chemico-enzymatic syntheses of racemic and chiral isomers of 7- methyl-1,6-dioxaspiro[4.5]decane

Sowmianarayanan Ramaswamy, Allan C. Oehlschlager

Journal:

Year:

1991

Language:

english

File:

PDF, 375 KB

english, 1991

6

Stannylmetallation of conjugated enynes

Reijo Aksela, Allan C. Oehlschlager

Journal:

Year:

1991

Language:

english

File:

PDF, 785 KB

english, 1991

7

Evidence for intermediate π-complexes in the addition of trialkylsilyl and trialkylstannylcuprates to β, β-unsaturated enones

Sunaina Shanna, Allan C. Oehlschlager

Journal:

Year:

1991

Language:

english

File:

PDF, 373 KB

english, 1991

8

Weinbersterol disulfates A and B, antiviral steroid sulfates from the sponge petrosia weinbergi

Hao H. Sun, Sue S. Gross, Malika Gunasekera, Frank E. Koehn

Journal:

Year:

1991

Language:

english

File:

PDF, 315 KB

english, 1991

9

Oxidation of alkenes by a chiral non-porphyrinic oxidizing catalyst based on the bleomycin-Fe(II) complex

Akira Suga, Toru Sugiyama, Masami Otsuka, Masaji Ohno, Yukio Sugiura, Kenji Maeda

Journal:

Year:

1991

Language:

english

File:

PDF, 626 KB

english, 1991

10

Enantiomerenreine bicyclische pyrrolidin-derivate:: Herstellung und verwendung in asymmetrischen synthesen

Jürgen Martens, Stefan Lübben

Journal:

Year:

1991

Language:

german

File:

PDF, 590 KB

german, 1991

11

Enzymatic hydrolysis of cyclopropanes. Total synthesis of optically pure dictyopterenes a and c'.

D. Grandjean, P. Pale, J. Chuche

Journal:

Year:

1991

Language:

english

File:

PDF, 779 KB

english, 1991

12

Catalytic hydrogenolysis of cyclopropanes: Metal insertion into a saturated carbon—carbon bond as the key step

Yves Bessard, Manfred Schlosser

Journal:

Year:

1991

Language:

english

File:

PDF, 461 KB

english, 1991

13

Organophosphorus analogues and derivatives of the natural l-aminocarboxylic acid and peptides vii. Enzyme synthesis of phospha-c peptides

Ivan A. Natchev

Journal:

Year:

1991

Language:

english

File:

PDF, 467 KB

english, 1991

14

Contra-thermodynamic trans-esteripication of carbamates by counter-attack strategy: A viable non-phosgene, non-mic route to carbamate pesticides

G.H. Kulkarni, R.H. Naik, S.K. Tandel, S. Rajappa

Journal:

Year:

1991

Language:

english

File:

PDF, 324 KB

english, 1991

15

Synthesis and characterization of amino protected peptides derived from amino-α- hydroxyiminophosphonates

Eli Breuer, Muhammad Safadi, Michael Chorev, Adam Vineze, Peter Bel

Journal:

Year:

1991

Language:

english

File:

PDF, 408 KB

english, 1991

16

Synthesis of vinca alkaloids and related compounds. Part LVI. 15′,20′-Anhydrovinblastine borane complex. Structural investigations using NMR methods.

Csaba Szántay, Mihály Balázs, Hedvig Bölcskei, Csaba Szántay

Journal:

Year:

1991

Language:

english

File:

PDF, 652 KB

english, 1991

17

Oxidative transformations of lignans - reactions of dihydrocubebin and a derivative with DDQ

Andrew Pelter, Robert S. Ward, Revuru Venkateswarlu, Chakicherla Kamakshi

Journal:

Year:

1991

Language:

english

File:

PDF, 487 KB

english, 1991

18

Effect of the anion hydration state on the selectivity coefficients (KY/Xsel) of quaternary onium salts under phase-transfer catalysis conditions.

Dario Landini, Angelamaria Maia

Journal:

Year:

1991

Language:

english

File:

PDF, 252 KB

english, 1991

19

Use of dimethyldioxirane in the preparation of epoxy derivatives related to insect juvenile hormones

Angel Messeguer, Francisco Sánchez-Baeza, Josefina Casas, Bruce D. Hammock

Journal:

Year:

1991

Language:

english

File:

PDF, 593 KB

english, 1991

20

Oxidative formylation and chloromethylation in Vilsmeier reactions of O- and S-heterocyclic ketones

Paul R. Giles, Charles M. Marson

Journal:

Year:

1991

Language:

english

File:

PDF, 399 KB

english, 1991

21

Substitution reactions of 2-phenylsulphonyl-piperidines and -pyrrolidines with carbon nucleophiles: Synthesis of the pyrrolidine alkaloids norruspoline and ruspolinone

Dearg S. Brown, Philippe Charreau, Thomas Hansson, Steven V. Ley

Journal:

Year:

1991

Language:

english

File:

PDF, 1.07 MB

english, 1991

22

Use of 2-phenylsulphonyl cyclic ethers in the preparation of tetrahydropyran and tetrahydrofuran acetals and in some glycosidation reactions.

Dearg S. Brown, Steven V. Ley, Sadie Vile, Mervyn Thompson

Journal:

Year:

1991

Language:

english

File:

PDF, 856 KB

english, 1991