Volume 47; Issue 38

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Tetrahedron
Volume 47; Issue 38

Tetrahedron

Volume 47; Issue 38

1

Graphical Abstracts

Journal:

Year:

1991

Language:

english

File:

PDF, 348 KB

english, 1991

2

Nucleophilic reactions of quinones

Alexander A. Kutyrev

Journal:

Year:

1991

Language:

english

File:

PDF, 1.69 MB

english, 1991

3

A novel amino acid antibiotic tan-950

Shigetoshi Tsubotani, Yasunori Funabashi, Masayuki Takamoto, Seiji Hakoda, Setsuo Harada

Journal:

Year:

1991

Language:

english

File:

PDF, 714 KB

english, 1991

4

Vinylsilane-terminated cycloacylation: A general synthetic approach to four- to six-membered cyclic ketones and its regiochemical features

Naoyuki Kishi, Koichi Mikami, Takeshi Nakai

Journal:

Year:

1991

Language:

english

File:

PDF, 463 KB

english, 1991

5

Functionalized chloroenamines in aminocyclopropane synthesis - viii. Amino-azabicyclo[3.1.0]hexane diastereomers from chloroenamines and - borohydride

Elmar Vilsmaier, Claus Tetzlaff, Volker Butz, Gerhard Maas

Journal:

Year:

1991

Language:

english

File:

PDF, 752 KB

english, 1991

6

The TDE sulfenyl group as a protective group for amines

Thomas Netscher, Thomas Weller

Journal:

Year:

1991

Language:

english

File:

PDF, 679 KB

english, 1991

7

Synthesis and reactivity of captodative cyanoketenes

Marie-Christine Labille, Zdenek Janousek, Heinz G. Viehe

Journal:

Year:

1991

Language:

english

File:

PDF, 332 KB

english, 1991

8

β-Cyanocyclobutenone as a highly reactive dienophile in comparison to β-cyanocyclopentenone.

Bruno Bienfait, Geneviève Coppe-Motte, Robert Merènyi, Heinz G. Viehe, Willi Sicking, Reiner Sustmann

Journal:

Year:

1991

Language:

english

File:

PDF, 740 KB

english, 1991

9

Synthesis of 1,2-aminoazides. Conversion to unsymmetrical vicinal diamines by catalytic hydrogenation or reductive alkylation with dichloroboranes.

Ariza Benalil, Bertrand Carboni, Michel Vaultier

Journal:

Year:

1991

Language:

english

File:

PDF, 1.08 MB

english, 1991

10

Molvizarin and motrilin: Two novel cytotoxic bis-tetrahydro-furanic γ-lactone acetogenins from Annona cherimolia

Diego Cortes, Saw H. Myint, Reynald Hocquemiller

Journal:

Year:

1991

Language:

english

File:

PDF, 517 KB

english, 1991

11

Benzoin in heterocyclic synthesis: Synthesis and reactions of 4-cyano-2,3-diphenyl-2h-pyrrol-5-thione

Fathy A. Khalifa, Nabila A. Ismail, Ahmed H.H. Elghandour, Hussein F. Zohdi

Journal:

Year:

1991

Language:

english

File:

PDF, 326 KB

english, 1991

12

Photoinduced vinylcyclopropane-cyclopentene rearrangement: A methodology for chiral bicyclo[3.2.0]heptenes. Formai syntheses of (±)-grandisol and naturally occurring ()-Δ9(12)-Capnellene and its antipode

Harikisan R. Sonawane, Vishwaniyant G. Naik, Nanjundiah S. Bellur, Virendra G. Shah, Pramod.C. Purohit, M.Uday Kumar, Dilip G. Kulltarni, Jaimala R. Ahuja

Journal:

Year:

1991

Language:

english

File:

PDF, 1.24 MB

english, 1991

13

The total synthesis of agglomerin A and (±)-carolinic acid. A general method for the preparation of 3-acyl tetronic acids via direct acylation of O-methyl 3-stannyl tetronates

Steven V. Ley, Mark L. Trudell, David J. Wadsworth

Journal:

Year:

1991

Language:

english

File:

PDF, 734 KB

english, 1991

14

X=Y-ZH systems as potential 1,3-dipoles. Part 34. generation of nitrones from oximes. Tandem michael addition-1,3-dipolar cycloaddition reactions. class 2 processes utilising bifunctional michael acceptor-dipolarophile components.

Ronald Grigg, Michael J. Dorrity, Frances Heaney, John F. Malone, Shuleewan Rajviroongit, Visuvanathar Sridharan, Sivagnanasundram Surendrakumar

Journal:

Year:

1991

Language:

english

File:

PDF, 1.66 MB

english, 1991

15

A total synthesis of manzamine C and its geometrical isomer

Yasuhiro Torisawa, Akihiro Hashimoto, Masako Nakagawa, Hiroko Seki, Ritsuko Hara, Tohru Hino

Journal:

Year:

1991

Language:

english

File:

PDF, 837 KB

english, 1991

16

Rearrangement mechanisms of 1,3-dithiolane sulfoxides.

Wha Suk Lee, Koo Lee, Kee Dal Nam, Yang Joon Kim

Journal:

Year:

1991

Language:

english

File:

PDF, 1.20 MB

english, 1991

17

Thermal, decomposition of some new spiro-1-pyrazolines

Gábor Tóth, Albert Lévai, Zoltán Dinya, Günther Snatzke

Journal:

Year:

1991

Language:

english

File:

PDF, 775 KB

english, 1991

18

Olefins by transition metal catalyzed elimination reactions from tertiary alcohols and acetates

Tironus Schmidt

Journal:

Year:

1991

Language:

english

File:

PDF, 419 KB

english, 1991

19

Synthesis of δ-L-α-aminoadipoyl-L-cysteinyl-D-allylglycine, and eight deuterated analogues, substrates for the investigation of the mechanism of action of isopenicillin n synthase.

Jack E. Baldwin, Mark Bradley, Nicholas J. Turner, Robert M. Adlington, Andrew R. Pitt, Helen Sheridan

Journal:

Year:

1991

Language:

english

File:

PDF, 1.45 MB

english, 1991

20

Enzymic conversion of deuterated analogues of δ-l-α-aminoadipoyl-l-cysteinyl-d-allylglycine, an unnatural substrate for isopenicilin n synthase: A unified theory of second ring closure.

Jack E. Baldwin, MarK Bradley, Nicholas J. Turner, Robert M. Adlington, Andrew R. Pitt, Andrew E. Derome

Journal:

Year:

1991

Language:

english

File:

PDF, 1.15 MB

english, 1991

21

Chiral ligands containing heteroatoms. 8. 2-[(2s)-2-pyrrolidinyl]pyridine as a novel catalyst in the enantioselective addition of diethylzinc to aldehydes

Giorgio Chelucci, Sandra Conti, Massimo Falorni, Giampaolo Giacomelli

Journal:

Year:

1991

Language:

english

File:

PDF, 491 KB

english, 1991

22

Oxidative aryl-aryl, aryl-benzyl coupling of lignans-reactions of phyllanthin and haloderivatives with ttfa, ddq, li/thf)))): synthesis of dibenzocyclooctadiene system and phyltetralin

Panchagnula Satyanarayana, Somepalli Venkateswarlu, Kamma N. Viswanatham

Journal:

Year:

1991

Language:

english

File:

PDF, 467 KB

english, 1991