Volume 42; Issue 6

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Tetrahedron Letters
Volume 42; Issue 6

Tetrahedron Letters

Volume 42; Issue 6

1

Direct release of nitriles from solid phase

Neal D Hone, Lloyd J Payne, Colin M Tice

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 130 KB

english, 2001

2

The synthesis of unsymmetrical PAMAM dendrimers using a divergent/divergent approach

Ian K Martin, Lance J Twyman

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 412 KB

english, 2001

3

Stereocontrol of molecular jump-rope: crystallization-induced asymmetric transformation of planar-chiral cyclophanes

Nobuhiro Kanomata, Yoshiharu Ochiai

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 96 KB

english, 2001

4

A practical ‘one-pot’ synthesis of ethyl isoquinoline-3-carboxylate by domino reactions: a potential entry to constrained nonproteogenic amino acid derivatives

Mohamed Aı̈t Ameur Meziane, Sylvain Royer, Jean Pierre Bazureau

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 78 KB

english, 2001

5

Synthesis, X-ray crystal structure and complexation properties towards metal ions of new thiacalix[4]arenes

Roger Lamartine, Claude Bavoux, Francis Vocanson, Anna Martin, Gautier Senlis, Monique Perrin

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 83 KB

english, 2001

6

Diastereoselective synthesis of α-substituted β-amidophosphonates

Géraldine Castelot-Deliencourt, Xavier Pannecoucke, Jean-Charles Quirion

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 75 KB

english, 2001

7

Massarilactones A and B: novel secondary metabolites from the freshwater aquatic fungus Massarina tunicata

Hyuncheol Oh, Dale C Swenson, James B Gloer, Carol A Shearer

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 95 KB

english, 2001

8

Synthesis of a fluorescent arabinofuranosyl disaccharide: a probe for arabinosyltransferase activity in Mycobacterium tuberculosis

Ashish K Pathak, Vibha Pathak, Namita Bansal, Joseph A Maddry, Robert C Reynolds

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 85 KB

english, 2001

9

Chiral monoaminoalcohols and diaminoalcohols of squaric acid: new catalysts for the asymmetric reduction of ketones by borane

Haibing Zhou, Shoumao Lü, Rugang Xie, Albert S.C Chan, Teng-Kuei Yang

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 74 KB

english, 2001

10

A convenient synthesis of naturally occurring benzofuran ailanthoidol

Chai-Lin Kao, Ji-Wang Chern

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 86 KB

english, 2001

11

AlCl3 as an efficient Lewis acid catalyst in water

Francesco Fringuelli, Ferdinando Pizzo, Luigi Vaccaro

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 70 KB

english, 2001

12

Concise synthesis of 1-deoxy-4-O-β-d-galactopyranosyl-d-nojirimycin avoiding a glycosylation step

Felicia D'Andrea, Giorgio Catelani, Manuela Mariani, Barbara Vecchi

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 98 KB

english, 2001

13

1,3- versus 1,4-Asymmetric induction in Mukaiyama–Michael additions of optically active ketene acetals to 2-methylcyclopent-2-en-1-one: a remarkable inversion of facial selectivity

Evgueni Gorobets, Zofia Urbanczyk-Lipkowska, Viatcheslav Stepanenko, Jerzy Wicha

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 145 KB

english, 2001

14

An investigation of the complexation behaviour of structurally modified tetrathiafulvalene derivatives with the electron deficient cyclophane cyclobis(paraquat-p-phenylene)

Martin R. Bryce, Graeme Cooke, Florence M.A. Duclairoir, Vincent M. Rotello

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 140 KB

english, 2001

15

A simple and new method for the synthesis of 1,5-benzodiazepine derivatives on a solid surface

M.S Balakrishna, B Kaboudin

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 76 KB

english, 2001

16

7,7-Dimethyl-6,8-dioxabicyclo[3.3.0]oct-3-en-2-one as a synthetic equivalent of ketodicyclopentadiene: a new route to (−)-physostigmine, (−)-physovenine, and (−)-aphanorphine

Keigo Tanaka, Takahiko Taniguchi, Kunio Ogasawara

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 74 KB

english, 2001

17

Masked β-, γ- and δ-lithium ester enolates: useful reagents in organic synthesis

Isidro M Pastor, Miguel Yus

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 87 KB

english, 2001

18

Regioselective solid-phase 4-amino-de-chlorination of 2,4,6-trichloropyrimidine by resin-supported N-potassium carbamates

Cristina Zucca, Pierfrancesco Bravo, Alessandro Volonterio, Matteo Zanda, Alain Wagner, Charles Mioskowski

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 82 KB

english, 2001

19

A novel Baylis–Hillman protocol for the synthesis of functionalized fused furans

Deevi Basavaiah, Bandaru Sreenivasulu, Jamjanam Srivardhana Rao

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 117 KB

english, 2001

20

An unusual proximity effect observed in a quinol bis-epoxide series

Guenter Neef, Siegfried Baesler, Gisbert Depke, Harry Vierhufe

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 145 KB

english, 2001

21

Facile and practical synthesis of optically pure 1d-chiro-inositol from myo-inositol

Yoshiaki Takahashi, Hitoshi Nakayama, Keiki Katagiri, Kumi Ichikawa, Nobuhiro Ito, Tomohisa Takita, Tomio Takeuchi, Toshiaki Miyake

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 69 KB

english, 2001

22

Solution-phase combinatorial synthesis of isoxazolines and isoxazoles using [2+3] cycloaddition reaction of nitrile oxides

Kyung Ho Kang, Ae Nim Pae, Kyung Il Choi, Yong Seo Cho, Bong Young Chung, Jee Eun Lee, Sun Ho Jung, Hun Yeong Koh, Hee-Yoon Lee

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 65 KB

english, 2001

23

Spirovibsanin A, an unprecedented vibsane-type 18-norditerpene from Viburnum awabuki

Miwa Kubo, Takako Fujii, Hideaki Hioki, Masami Tanaka, Kazuyoshi Kawazu, Yoshiyasu Fukuyama

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 72 KB

english, 2001

24

One step preparation of bromo-2-pyrones via bromo-decarboxylation of 2-pyrone-carboxylic acids

Cheon-Gyu Cho, Jung-Sang Park, In-Hak Jung, Haiwon Lee

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 68 KB

english, 2001

25

2-(Azidomethyl)benzoyl as a new protecting group in nucleosides

Takeshi Wada, Akihiro Ohkubo, Akira Mochizuki, Mitsuo Sekine

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 64 KB

english, 2001

26

Radical deoxygenation of alcohols via their trifluoroacetate derivatives with diphenylsilane

Doo Ok Jang, Joonggon Kim, Dae Hyan Cho, Chan-Moon Chung

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 53 KB

english, 2001

27

An efficient sulfenylation of aromatics using highly active quinone mono O,S-acetal bearing a pentafluorophenylthio group

Masato Matsugi, Kenji Murata, Hisanori Nambu, Yasuyuki Kita

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 62 KB

english, 2001

28

Synthesis and redox behavior of 1,3,5- and 1,2,4-tri(6-azulenyl)benzene derivatives

Shunji Ito, Haruki Inabe, Tetsuo Okujima, Noboru Morita, Masataka Watanabe, Nobuyuki Harada, Kimiaki Imafuku

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 111 KB

english, 2001

29

Regioselective cyclization of m-acylaryl 1,1-dimethylpropargyl ethers giving 5-acyl-2,2-dimethyl-2H-chromenes

Seiji Yamaguchi, Masaru Ishibashi, Kazuya Akasaka, Hajime Yokoyama, Masahiro Miyazawa, Yoshiro Hirai

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 70 KB

english, 2001

30

Synthesis of 4-oxepanones by the Lewis acid-promoted ring-expansion reaction of cyclopropapyranones

Yoshiaki Sugita, Chikasa Kimura, Hiroki Hosoya, Shiori Yamadoi, Ichiro Yokoe

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 69 KB

english, 2001

31

An inverted porphyrin with a pendant pyrrole—identification of a tetraphenylsapphyrin isomer in the Rothemund synthesis

Izabela Schmidt, Piotr J Chmielewski

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 125 KB

english, 2001

32

Facile methods for the synthesis of 5-formylcytidine

Adel A.-H Abdel Rahman, Takeshi Wada, Kazuhiko Saigo

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 61 KB

english, 2001

33

A new synthetic route to unsymmetric P-chirogenic bisphosphine ligands

Atsushi Ohashi, Tsuneo Imamoto

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 68 KB

english, 2001

34

Enantioselective synthesis of a trans-ethenyl-hydrindene, a useful steroid CD-ring diene precursor

Marcello Di Filippo, Irene Izzo, Alessandro Vece, Francesco De Riccardis, Guido Sodano

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 74 KB

english, 2001

35

A convenient preparation of 4-iodoindoles from indoles: application to the chemical synthesis of hapalindole alkaloids

Martyn A Brown, Michael A Kerr

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 76 KB

english, 2001

36

Direct transformation of aldehydes to nitriles using iodine in ammonia water

Sanjay Talukdar, Jue-Liang Hsu, Tzu-Chi Chou, Jim-Min Fang

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 59 KB

english, 2001

37

A novel method for solid-phase synthesis of oligosaccharides using the N-1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl (Dde) linker

Nicholas Drinnan, Michael L West, Max Broadhurst, Barrie Kellam, Istvan Toth

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 95 KB

english, 2001

38

A mild procedure for rapid and selective deprotection of aryl acetates using natural kaolinitic clay as a reusable catalyst

B.P Bandgar, L.S Uppalla, A.D Sagar, V.S Sadavarte

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 50 KB

english, 2001

39

Solid-phase combinatorial synthesis of 1,4-benzoxazin-3(4H)-one and 1,4-benzothiazin-3(4H)-one derivatives

Cheng Leng Lee, Kok Ping Chan, Yulin Lam, Soo Ying Lee

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 82 KB

english, 2001

40

Direct amination of β-oxo esters

Stefania Fioravanti, Alberto Morreale, Lucio Pellacani, Paolo A Tardella

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 80 KB

english, 2001

41

Cross-metathesis of vinylsilanes with olefins in the presence of Grubbs’ catalyst

Cezary Pietraszuk, Helmut Fischer, Małgorzata Kujawa, Bogdan Marciniec

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 83 KB

english, 2001

42

The stereoselective addition of organocuprates to cyclopentenyl aziridine derivatives

Clive S Penkett, Iain D Simpson

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 87 KB

english, 2001

43

Acceleration of an aminolysis reaction using a PAMAM dendrimer with 64 terminal amine groups

Ian K Martin, Lance J Twyman

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 587 KB

english, 2001

44

New stable catalysts of the Pauson–Khand annelation

Alex C Comely, Susan E Gibson, Andrea Stevenazzi, Neil J Hales

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 51 KB

english, 2001

45

Remote 1,5-stereoinduction in boron aldol reactions of methyl ketones: application to the convergent assembly of the 1,3-polyol sequence of (+)-roxaticin

Ian Paterson, Lynne A. Collett

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 155 KB

english, 2001

46

A new approach to the pseudopterosins using an arene alkylation with a γ-methylene-γ-butyrolactone

David C Harrowven, Jonathan D Wilden, Melloney J Tyte, Michael B Hursthouse, Simon J Coles

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 87 KB

english, 2001

47

The synthesis of polyoxygenated, enantiopure cyclopentene derivatives using the Ramberg–Bäcklund rearrangement

Graeme D McAllister, Richard J.K Taylor

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 107 KB

english, 2001

48

Concerted Diels–Alder reaction between anthracene and C60

Nikos Chronakis, Michael Orfanopoulos

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 97 KB

english, 2001

49

Synthesis of paddlanes having a bicyclo[1.1.1]pentane core. The consequences of olefin metathesis involving unsaturated 1,3-dicarboxylate esters of varying chain length

Leo A Paquette, José Méndez-Andino

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 87 KB

english, 2001

50

Intramolecular bromine-catalyzed aziridination: a new direct access to cyclic sulfonamides

Philippe Dauban, Robert H Dodd

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 105 KB

english, 2001

51

Labile PC bonds: P-(phosphinoyl)methyl-λ5-phosphazenes and related compounds

Mateo Alajarı́n, Carmen López-Leonardo, Pilar Llamas-Lorente

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 68 KB

english, 2001

52

Reaction of 4,7-dimethylbenzofurazan with singlet oxygen

Tohru Takabatake, Tomoyuki Miyazawa, Minoru Hasegawa, Christopher S Foote

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 53 KB

english, 2001

53

Regio- and diastereoselective synthesis of cyclic amino esters

Kyung-Ho Park, Thomas M Kurth, Marilyn M Olmstead, Mark J Kurth

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 63 KB

english, 2001

54

Synthesis of (±)-demethoxypauciflorine B and (±)-pauciflorine B from (±)-11,12-demethoxylahadinine B and (±)-lahadinine B, respectively via a peroxycarbanolamine fragmentation reaction

Philip Magnus, Lindsay A Hobson, Neil Westlund, Vince Lynch

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 104 KB

english, 2001

55

Synthesis of 2-chloro-5,7-dihydro-6H-pyrrolo[2,3-d]pyrimidin-6-one

Mui Cheung, Philip A Harris, Karen E Lackey

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 78 KB

english, 2001

56

Novel trifluoroethanol mediated synthesis of benzo[a]pyrene 7,8-diol 9,10-epoxide adducts at the N2-position of deoxyguanosine and the N6-position of deoxyadenosine

Andagar R Ramesha, Heiko Kroth, Donald M Jerina

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 74 KB

english, 2001

57

Synthesis of bifunctional cationic compound for gene delivery

Tan Ren, Guisheng Zhang, Dexi Liu

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 97 KB

english, 2001

58

An efficient synthesis of lamellarin alkaloids: synthesis of lamellarin G trimethyl ether

Somsak Ruchirawat, Thumnoon Mutarapat

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 96 KB

english, 2001

59

Hydrogen bonding control in the oxidative cyclisation of 1,5-dienes

Timothy J Donohoe, Jonathan J.G Winter, Madeleine Helliwell, Geoffrey Stemp

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 118 KB

english, 2001