Volume 34; Issue 41

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Tetrahedron Letters
Volume 34; Issue 41

Tetrahedron Letters

Volume 34; Issue 41

1

Graphical abstract

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 566 KB

english, 1993

2

Highly stereoselective synthesis of substituted hydrindanes related to the antiepileptic drug topiramate

M.N. Greco, B.E. Maryanoff

Journal:

Tetrahedron Letters

Year:

1993

File:

PDF, 28 KB

1993

3

Chain-elongation and degradation of carboxylic acids by barton-ester based radical chemistry

Derek H.R. Barton, Ching-Yuh Chern, Joseph Cs. Jaszberenyi, Tetsuro Shinada

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 281 KB

english, 1993

4

A highly stereoselective approach to the synthesis of the manzamine alkaloids via the intramolecular vinylogous amide photocycloaddition

Jeffrey D. Winkler, Miles G. Siegel, John E. Stelmach

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 270 KB

english, 1993

5

A convenient synthesis of chiral N-Boc-amino ethers as potential peptide bond surrogate units

Mengfei Ho, James K.K. Chung, Nancy Tang

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 254 KB

english, 1993

6

A short synthesis of 3(r)-hydroxy-2(R)-isopropyltetrahydrothiophene: A precursor to a high-affinity P2-ligand of HIV-1 protease inhibitors

B.Moon Kim, Hee-Yoon Lee, Peter M. Munson, James P. Guare, Colleen McDonough

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 302 KB

english, 1993

7

Synthesis of chaetomellic acid A: A potent inhibitor of Ras farnesyl-protein transferase

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 248 KB

english, 1993

8

Preparation of 6-fluorobenzisothiazoles via a regioselective nucleophilic aromatic substitution reaction

David M. Fink, Joseph T. Strupczewski

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 232 KB

english, 1993

9

Synthesis of phosphorylated tripeptides representing poisoned acetylcholinesterase

Charles M. Thompson, Alirica I. Suarez, Jing Lin, John A. Jackson

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 262 KB

english, 1993

10

An efficient synthesis of (22E,25R)-1α,25,26-trihydroxy-Δ22-Vitamin D3

Masami Okabe, Ruen-Chu Sun

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 261 KB

english, 1993

11

Asymmetric synthesis of cis-hydrindanediones by diels-aider reaction of cyclopentenones bearing a 3-sulfonyl-1,3-oxazolidine ring as chiral auxilliary

Holger Hoffmann, Michael Bolte, Bernd Berger, Dieter Hoppe

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 273 KB

english, 1993

12

A novel route to stable silacyclopropenes - First synthesis of silacyclopropenes bearing vinylic hydrogen

Johannes Belzner, Heiko Ihmels

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 252 KB

english, 1993

13

Highly diastereoselective synthesis of (−)-petasinecine via Ireland-Claisen-type rearrangement

Johann Mulzer, Mazin Shanyoor

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 253 KB

english, 1993

14

Activation of a dienediyne model of neocarzinostatin chromophore through an acid mediated solvolysis. Evidence for a new cyclization mode of enyne[3]cumulenes

Stefan W. Scheuplein, Reinhard Machinek, Jean Suffert, Reinhard Brückner

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 341 KB

english, 1993

15

Carbonylative [2+2] cycloaddition for the construction of β-lactam skeleton with palladium catalyst

Sigeru Torii, Hiroshi Okumoto, Masahiro Sadakane, A.K.M.Abdul Hai, Hideo Tanaka

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 268 KB

english, 1993

16

A stereoselective synthesis of (±)-elemol via an intramolecular SN2′ ester enolate alkylation

Deukjoon Kim, Joong In Lim, Kye Jung Shin, Hak Sung Kim

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 176 KB

english, 1993

17

Synthesis of the tetraene fragment of calyculins having natural configurations

Fumiaki Yokokawa, Yasumasa Hamada, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 235 KB

english, 1993

18

A novel (3+2) photocycloaddition of (2′,2′-diaryl-vinylidene)cyclopropanes with organic carbonitriles via photoinduced electron transfer

Kazuhiko Mizuno, Koji Nire, Hikaru Sugita, Yoshio Otsuji

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 219 KB

english, 1993

19

Novel Michael addition promoted by tributylstannylcarbamate. Synthesis of diacylcyclopropanes

Ikuya Shibata, Yoshiyuki Mori, Hayahide Yamasaki, Akio Baba, Haruo Matsuda

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 240 KB

english, 1993

20

Reactions of alkynes with homoallylic halides mediated by zirconocene-ethylene complex

Tamotsu Takahashi, Denis Y. Kondakov, Noriyuki Suzuki

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 246 KB

english, 1993

21

Highly asymmetric induction in the Diels-Alder reaction of 3-alkoxycarbonyl-substituted coumarin

Katsuo Ohkata, Keiko Miyamoto, Shuji Matsumura, Kin-ya Akiba

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 270 KB

english, 1993

22

Synthesis of a ring-scission analogue of neplanocin A as a potential inhibitor of S-adenosylhomocysteine hydrolase

Yukio Kitade, Yasunari Monguchi, Kosaku Hirota, Yoshifumi Maki

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 129 KB

english, 1993

23

Kinetic resolution of hydroxymethyl substituted (diene)Fe(CO)3 complexes by lipase

Motokazu Uemura, Hikaru Nishimura, Shigenori Yamada, Kaoru Nakamura, Yuji Hayashia

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 168 KB

english, 1993

24

The first example of the [4+2] cycloaddition reaction of silylketenes with 1,3-dienes: A convenient preparation of 2-pyranones and isochromenes

Tatsuya Ito, Toyohiko Aoyama, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 237 KB

english, 1993

25

Convenient preparation of optically pure propargylic alcohols using 2-(trimethylsilyl)vinyl sulfoxide as a novel chiral synthon

Shinya Kusuda, Kiyoshi Kawamura, Yoshio Ueno, Takeshi Toru

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 277 KB

english, 1993

26

The ozonolytic cleavage of cycloalkenes in the presence of methyl pyruvate to yield the terminally differentiated compounds

Hon Yung-Son, Yanb Sann-Long

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 259 KB

english, 1993

27

The Intramolecular Silyl-Modified Sakurai (ISMS) reaction. Stereoselective preparation of tri-and tetra-substituted tetrahydropyrans.

István E Markó, Daniel J Bayston

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 223 KB

english, 1993

28

Design of a versatile linker for solid phase peptide synthesis: Synthesis of C-terminal primary/seconary amides and hydrazides

R. Ramage, S.L. Irving, C. McInnes

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 272 KB

english, 1993

29

Tandem generation and intramolecular trapping of chiral stabilised azomethine ylids with alkyne dipolarophiles.

Laurence M. Harwood, Lara C. Kitchen

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 309 KB

english, 1993

30

A total synthesis of (−)-slaframine from (+)-cis-(2R,3S)-3-hydroxyproline

David W. Knight, A.William Sibley

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 260 KB

english, 1993

31

Preparation of enantiomerically enriched bromohydrins by reaction of sulfoximinooxiranes with MgBr2 in the presence of tetra-butylammonium borohydride

Peter L. Bailey, Andrew D. Briggs, Richard F.W. Jackson, Jörg Pietruszka

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 272 KB

english, 1993

32

Flash vacuum thermolysis of biphenylene and diphenic anhydride. Formation of 6b,7,10,10a-tetrahydro-as-indaceno[1,8-jkl]fluoranthene. Evidence for the intermediacy of as-indacene on the C12H8 potential energy surface.

Ulfert E. Wiersum, Leonardus W. Jenneskens

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 270 KB

english, 1993

33

Synthesis of N-protected amino esters via palladium catalysed allylic substitution

Roshan Jumnah, Jonathan M.J. Williams, Andrew C. Williams

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 250 KB

english, 1993

34

Matrix isolation and infrared spectrum of thioformyl cyanide

C.Oliver Kappe, Ming Wah Wong, Curt Wentrup

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 270 KB

english, 1993

35

A total synthesis of the C/D rings - side chain fragment of vitamin D and sterols, using Mukaiyama - Michael conjugate addition

Stanisław Marczak, Jerzy Wicha

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 250 KB

english, 1993

36

Intramolecular nucleophilic addition of silylenol ether to photosensitized electron transfer (PET) generated arene radical cations: A novel non-reagent based carboannulation reaction:

Ganesh Pandey, A. Krishna, K. Girija, M. Karthikeyan

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 220 KB

english, 1993

37

Doubly bridged tetrahomodioxacalix[4]arenes. Synthesis and complexation of quaternary ammonium ions.

Gianluca De Iasi, Bernardo Masci

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 224 KB

english, 1993

38

Pyrimidine o-quinodimethanes: Formation of 1:1 and 2:1 adducts with dienophiles

A.C. Tomé, J.A.S. Cavaleiro, R.C. Storr

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 281 KB

english, 1993

39

A holegenocyclisation route to 1,2,4-trioxanes

A.J. Bloodworth, Aneela Shah

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 240 KB

english, 1993

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