Volume 36; Issue 39

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Tetrahedron Letters
Volume 36; Issue 39

Tetrahedron Letters

Volume 36; Issue 39

1

Electrochemical activation of magnesium: A new, rapid and efficient method for the electrosynthesis of 1,1-dichloroalkylphosphonates from diisopropyl trichloromethylphosphonate

P. Jubault, C. Feasson, N. Collignon

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 197 KB

english, 1995

2

From bio- to geohopanoids: an efficient abiotic passage promoted by oxygen in the presence of cuprous chloride

Philippe Bisseret, Michel Rohmer

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 238 KB

english, 1995

3

Asymmetric synthesis of (2S,3R) β-(4-F-3-NO2) phenyl serine, D-(R)-4-methoxy-3,5-bistbutyldimethylsiloxy phenylglycine and their assemblage to C-O-D ring of vancomycin

Jieping Zhu, Jean-Philippe Bouillon, Girij Pal Singh, Jacqueline Chastanet, René Bengelmans

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 220 KB

english, 1995

4

Convenient two-step syntheses of seselin and angelicin derivatives

Raghao S. Mali, Nalini A. Pandhare, Milind D. Sindkhedkar

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 112 KB

english, 1995

5

A very mild and quantitative oxidation of cephalosporins with dimethyldioxirane

Tamás E. Gunda, László Tamás, Szabolcs Sályi, Csaba Nemes, Ferenc Sztaricskai

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 177 KB

english, 1995

6

Activation of carboxylic acids by pyrocarbonates. Application of di-tert-butyl pyrocarbonate as condensing reagent in the synthesis of amides of protected amino acids and peptides

Vladimir F. Pozdnev

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 156 KB

english, 1995

7

A novel Cu(II)-Mg-system for allylation and reduction of carbonyl compounds

Chintamani Sarangi, Amalendu Nayak, Bhagabat Nanda, Nalin B. Das, Ram P. Sharma

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 145 KB

english, 1995

8

exo-2-Phenyl-7-azabicyclo[2.2.1]heptane-1-carboxylic acid: A new constrained proline analogue

Alberto Avenoza, Carlos Cativiela, Jesús H. Busto, Jesús M. Peregrina

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 189 KB

english, 1995

9

A serendipitous clue to the biogenesis of taxchins

Elisabetta Torregiani, Giovanni Rafaiani, Luciano Barboni, Giovanni Appendino

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 113 KB

english, 1995

10

Regio- and stereoselective samarium diiodide-promoted intermolecular coupling between vinyloxiranes and ketones. Synthesis of 2-alken-1,5-diols

José M. Aurrecoechea, Elena Iztueta

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 226 KB

english, 1995

11

(4S,5S)-4-Benzylamino-5-[((tert-butyl)diphenylsilyl)oxymethyl]-dihydro-2(3H)-furanone. A new intermediate for the enantiospecific synthesis of β-aminoesters and β-lactams

Maree P. Collis, David C.R. Hockless, Patrick Perlmutter

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 167 KB

english, 1995

12

Diastereoselective reactions of δ-siloxyallylzirconium reagents with aldehydes

Andrew J. Clark, Ismail Kasujee, Joanne L. Peacock

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 200 KB

english, 1995

13

Total synthesis of the indole alkaloid (±)-tacamonine

Mauri Lounasmaa, David Din Belle, Arto Tolvanen

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 154 KB

english, 1995

14

Construction of polyfunctionalized seven-membered rings by the cyclization of 2,3-epoxy alcohols

Charles M. Marson, Afzal Khan, Jane McGregor, Trevor J. Grinter

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 179 KB

english, 1995

15

A novel one pot synthesis of α-nitroketones from olefins using trimethylsilylnitrate-chromium trioxide reagent system

M. Venkat Ram Reddy, R. Kumareswaran, Yashwant D. Vankar

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 151 KB

english, 1995

16

The unexpected reactivity of 1,3-dithiol-2-ylphosphonate esters with 2,3-dichloro-p-benzoquinones: Synthesis and redox properties of novel donor-acceptor systems

Nazario Martín, Luis Sánchez, Carlos Seoane, Javier Garín, Jesús Orduna

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 190 KB

english, 1995

17

Remote functionalization (1): Synthesis of γ- and δ-lactones from aromatic carboxylic acids

Hideo Togo, Takahito Muraki, Masataka Yokoyama

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 195 KB

english, 1995

18

Gymnodimine, a new marine toxin of unprecedented structure isolated from New Zealand oysters and the dinoflagellate, Gymnodinium sp.

Tetsuya Seki, Masayuki Satake, Lincoln Mackenzie, Heinrich F. Kaspar, Takeshi Yasumoto

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 190 KB

english, 1995

19

Generation of magnesium alkylidene carbenoids from 1-halovinyl sulfoxides with grignard reagent-their property and some synthetic uses

Tsuyoshi Satoh, Koji Takano, Hideaki Someya, Kenji Matsuda

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 193 KB

english, 1995

20

Total synthesis of (+)-tautomycin

Yoshiyasu Ichikawa, Katsunori Tsuboi, Yimin Jiang, Atsushi Naganawa, Minoru Isobe

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 233 KB

english, 1995

21

Chemo-enzymatic transformations of sensitive systems. Preparation of digoxigenin haptens via regioselective lipase mediated hydrolysis

Maciej Adamczyk, John C. Gebler, Jonathan Grote

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 170 KB

english, 1995

22

A convenient preparation of protected 3′-deoxyguanosine from guanosine

Gong-Xin He, Norbert Bischofberger

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 192 KB

english, 1995

23

A successful acid promoted asymmetric pictet-spengler reaction of Na-BOC protected tryptophans. Effect of the BOC group on reactivity and stereoselectivity

Puwen Zhang, James M. Cook

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 213 KB

english, 1995

24

Switchable regioselectivity in lewis acid-promoted reactions of 1,4-benzoquinone monoimides with styrenyl systems: Selective syntheses of either 2-aryl-2,3-dihydrobenzofurans or 2-aryl-2,3-dihydroindoles

Thomas A. Engler, Wenying Chai, Kenneth O. Lynch Jr.

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 228 KB

english, 1995

25

Further evidence for the FeII-FeIV and FeIII-FeV manifolds in the substitution of saturated hydrocarbons

Derek H.R. Barton, Beatrice M. Chabot, Nathalie C. Delanghe, Bin Hu, Valerie N. Le Gloahec, Roy U. Rojas Wahl

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 227 KB

english, 1995

26

Trimethylsilyl halides: Effective reagents for the synthesis of β-halo amino acid derivatives

Daeock Choi, Harold Kohn

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 185 KB

english, 1995

27

Mechanistic test for carbocationic alkene cyclization initiated by cationic iron carbene complex formation

Christopher T. Baker, Matthew N. Mattson, Paul Helquist

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 242 KB

english, 1995

28

An unusual by-product in a concise synthesis of a rotationally restricted phenolic analog of serotonin

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 229 KB

english, 1995

29

Enantioselective synthesis of a halichondrin B C(20)→C(36) precursor

Steven D. Burke, Gan Zhang, John L. Buchanan

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 203 KB

english, 1995

30

Nucleophilic aromatic substitution by paired electrosynthesis: Reactions of methoxy arenes with 1H-tetrazoles

Kai Hu, Murat E. Niyazymbetov, Dennis H. Evans

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 190 KB

english, 1995

31

A practical stereoselective synthesis of (2S, 3S)-3-hydroxyleucine

Lorenzo Williams, Zhongda Zhang, Xiaobin Ding, Madeleine M. Joullié

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 185 KB

english, 1995

32

Regioselective oxidation of 2,3,5,6,7,8-hexahydro-8-oxo-1H-pyrrolo [1,2-α]indoles. Useful intermediates for the synthesis of mitosenes

Eric D. Edstrom, Tao Yu, Zachary Jones

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 207 KB

english, 1995

33

Regioselective oxidative amination of 3-carbomethoxyindole-4,7-quinones

Eric D. Edstrom, Zachary Jones

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 207 KB

english, 1995

34

An efficient synthesis of 3-vinylpyrroles by Stille coupling reaction of 3-iodopyrroles with vinyltributyltin

Jianji Wang, A. Ian Scott

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 148 KB

english, 1995

35

Intramolecular Pd-catalyzed aryl-enone conjugate additions. Control of reductive vs non-reductive cyclization

Gregory K. Friestad, Bruce P. Branchaud

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 294 KB

english, 1995

36

Unsaturation of ketones, nitriles and lactams with methyl phenylsulfinate

James E. Resek, A.I. Meyers

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 209 KB

english, 1995

37

New syntheses of the marine alkaloids eudistomins D and U

Patrick Rocca, Francis Marsais, Alain Godard, Guy Quéguiner, Luqman Adams, Babajide Alo

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 160 KB

english, 1995

38

1,7-Electrocyclisations of 4-azaheptatrienyl lithium compounds to 4,5-dihydroazepines

Stephanie Klötgen, Ernst-Ulrich Würthwein

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 205 KB

english, 1995

39

Introduction of unsaturated segments in the bridge of metacyclophanes

Derong Cao, Heinz Kolshorn, Herbert Meier

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 164 KB

english, 1995

40

The anionic 1-Aza-cope rearrangement. Theoretical evidence for the intramolecular reaction of imide anions with alkenes

Michael A. Walters

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 139 KB

english, 1995

41

Synthesis of a cyclitol via a tandem enzymatic aldol — intramolecular Horner-Wadsworth-Emmons reaction

Harrie J.M. Gijsen, Chi-Huey Wong

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 222 KB

english, 1995

42

Addition of functionalized zinc copper reagents to acetylenic esters: Synthesis of 2-carboalkoxy cyclohexenones

Michael T. Crimmins, Sujuan Huang, Lisa E. Guise, D. Borden Lacy

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 156 KB

english, 1995

43

Regioselective substitution reactions of zinc sulfolenylates

Ta-shue Chou, Hsien-Jung Tseng

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 199 KB

english, 1995

44

SCH 58450, a novel farnesyl protein transferase inhibitor possessing a 6a,12a:7,12-diepoxybenz[a]anthracene ring system

David W. Phife, Robert W. Patton, Raymond L. Berrie, Raymond Yarborough, Mohindar S. Puar, Mahesh Patel, W. Robert Bishop, Stephen J. Coval

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 219 KB

english, 1995