Volume 28; Issue 52

Main
Tetrahedron Letters
Volume 28; Issue 52

Tetrahedron Letters

Volume 28; Issue 52

1

Graphical abstracts

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 646 KB

english, 1987

2

Asymmetric Synthesis via Acetal Templates. 14.1 Preparation of Enantiomerically Pure (3S,4S)- and (3S,4R)-Statine Derivatives

R.G. Andrew, R.E. Conrow, J.D. Elliott, W.S. Johnson, S. Ramezani

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 240 KB

english, 1987

3

A new synthesis of benzo[f]ninhydrin

Robert Heffner, John E. Safaryn, Madeleine M. Joullié

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 251 KB

english, 1987

4

Total enantiospecific synthesis of 12(r)-hete

Ira M. Taffer, Robert E. Zipkin

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 116 KB

english, 1987

5

The biosynthesis of ovalicin from β-trans-bergamotene

David E. Cane, Douglas B. McIlwaine

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 205 KB

english, 1987

6

Enzymatic transesterification of steroid esters in organic solvents

Vincent C.O. Njar, Eliahu Caspi

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 207 KB

english, 1987

7

Studies on tandem ene/intramolecular diels-alder reactions

Raymond J. Giguere, Andrew M. Namen, Blanca O. Lopez, Aravind Arepally, Danielle E. Ramos, George Majetich, Jean Defauw

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 253 KB

english, 1987

8

The photochemical rearrangement of a steroidal dienol triflate

Hsuan-Yin Lan-Hargest, John D. Elliott, Drake S. Eggleston, Brian W. Metcalf

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 318 KB

english, 1987

9

Efficient directed ortho metalation-based route to cytotoxic furanonaphthoquinone natural products

C.L. Zani, A.B. de Oliveira, V. Snieckus

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 196 KB

english, 1987

10

On the stereospecific reduction of vinylsulfoxides with thepossibility of deuterium labeling

Paula G. Theobald, William H. Okamura

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 285 KB

english, 1987

11

The synthesis and optical properties of the first quinone-linked porphyrin dimer

Jonathan L. Sessler, Scott Piering

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 226 KB

english, 1987

12

Attachment of the anthramycin acrylamide side chain by the palladium catalyzed coupling reaction of a vinyl triflate

Michael R. Peña, J.K. Stille

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 188 KB

english, 1987

13

2-aryl-1,2-diazetidin-3-ones (aza-β-lactams) via grignard-induced cyclization of α-(2-arylhydrazino)-esters

Joachim G. Schantl, Martin Decristoforo, John J. Daly

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 267 KB

english, 1987

14

Oxidation of non-activated CH bonds in hydrocarbons and steroids

T. Linz, H.J. Schäfer

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 101 KB

english, 1987

15

Efficient indirect electrochemical in-situ regeneration of nadh:electrochemically driven enzymatic reduction of pyruvate catalyzed by d-ldh

Romain Ruppert, Sabine Herrmann, Eberhard Steckhan

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 273 KB

english, 1987

16

Totalsynthese des macrodiolids (r,r)-(−)-grahamimycin a1

Hans-Jürgen Bestmann, Rainer Schobert

Journal:

Tetrahedron Letters

Year:

1987

File:

PDF, 215 KB

1987

17

C-1 lithiation of c-2 activated glucals

Richard R. Schmidt, Rainer Preuss, Rainer Betz

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 345 KB

english, 1987

18

Synthesis of calix[4]arenes presenting no plane of symmetry

H. Casablanca, J. Royer, A. Satrallah, A. Taty-C, J. Vicens

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 150 KB

english, 1987

19

Heterocyclization of primary amines with highly activated cyclopropanes: a new route to isoretronecanol

J.P. Celerier, M. Haddad, D. Jacoby, G. Lhommet

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 187 KB

english, 1987

20

Transacetalisation de triols a partir du dimethoxymethane. Selectivite et applications synthetiques

Jean-Louis Gras, Robert Nouguier, Mohammed Mchich

Journal:

Tetrahedron Letters

Year:

1987

File:

PDF, 244 KB

1987

21

Synthesis of α-phosphorylated cyclopentanones by intramolecularcarbenoid cyclizations of α-diazo β-keto alkylphosphonates and phosphine oxides

Bernard Corbel, Dominique Hernot, Jean-Pierre Haelters, Georges Sturtz

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 203 KB

english, 1987

22

Sodium hydrogen telluride: a mechanistic chameleon

Derek H.R. Barton, Luis Bohé, Xavier Lusinchi

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 333 KB

english, 1987

23

Stereoselective reduction of bicyclic acetals. A method for reductive generation of heterocyclic ring systems

Kazuaki Ishihara, Atsunori Mori, Hisashi Yamamoto

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 232 KB

english, 1987

24

Removal of 9-fluorenylmethyloxycarbonyl (Fmoc) group with tetrabutylammonium fluoride

Masaaki Ueki, Masahide Amemiya

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 231 KB

english, 1987

25

Electrochemical oxidation of α-silylcarbamates1

Jun-ichi Yoshida, Sachihiko Isoe

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 222 KB

english, 1987

26

A highly stereoselective synthesis of a key intermediate of 1β-methylcarbapenems employing the reformatsky reaction of 3-(2-bromopropionyl)-2-oxazolidone derivatives

Yoshio Ito, Shiro Terashima

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 304 KB

english, 1987

27

A highly stereoselective synthesis of aldols employing the Reformatsky reaction of 3-(2-bromopropionyl)-2-oxazolidone derivatives with various aldehydes

Yoshio Ito, Shiro Terashima

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 301 KB

english, 1987

28

Reaction of singlet oxygen with α,β-unsaturated aldimines

Takeshi Akasaka, Kikuko Takeuchi, Wataru Ando

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 266 KB

english, 1987

29

Chlorotrimethylsilane promoted asymmetric Michael reaction of chiral enamines of α-alkyl β-keto esters

Kiyoshi Tomioka, Wonjun Seo, Kaori Ando, Kenji Koga

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 247 KB

english, 1987

30

Asymmetric sequential Michael reaction: Synthesis of optically active bicyclo[2.2.2]octane derivatives

Hiroto Nagaoka, Kaoru Kobayashi, Toshiaki Okamura, Yasuji Yamada

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 243 KB

english, 1987

31

One-pot stereospecific construction of cis-clerodane skeleton by means of doubly stereocontrolled cyclization: Total synthesis of linaridial

Takashi Tokoroyama, Masamitsu Tsukamoto, Toshihiro Asada, Hideo Iio

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 290 KB

english, 1987

32

Stereoselective synthesis of trans olefins by the reaction of Wittig reagents with selenium. Formation of selenocarbonyl compounds

Kentaro Okuma, Jun-ichi Sakata, Yuji Tachibana, Takumi Honda, Hiroshi Ohta

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 243 KB

english, 1987

33

Generation of Singlet Diatomic Sulfur from 9,10-Epidithio-9,10-dihydroanthracene

Wataru Ando, Hideki Sonobe, Takeshi Akasaka

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 225 KB

english, 1987

34

Aldol-type reactions between trimethylsilyl enol ethers and acetals with the aid of rhodium complex

Susumu Sato, Isamu Matsuda, Yusuke Izumi

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 229 KB

english, 1987

35

Efficient synthesis of (±)-8,14-cedranoxide using electrochemical method as a key step

Yoshikazu Shizuri, Yoshishige Okuno, Hideyuki Shigemori, Shosuke Yamamura

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 242 KB

english, 1987

36

Novel photochemical reaction of indole with naphthalene and phenanthrene in the solid state

Ji-ben Meng, Yoshikatsu Ito, Teruo Matsuura

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 144 KB

english, 1987

37

A novel synthesis of thiazoles from dimethyl N-(ethoxycarbonylmethyl)imino dithiocarbonate, carbon disulfide and alkyl halides

C. Alvarez-Ibarra, E. Dávila, A. Mateo, P. Ortiz, M.L. Quiroga

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 225 KB

english, 1987

38

2,3-Dicarbomethoxy-1,3-butadiene and its reactions

Bongkoch Tarnchompoo, Chachanat Thebtaranonth, Yodhathai Thebtaranonth

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 211 KB

english, 1987

39

Pyrrolidine and α-methylene-α-lactam from the cyclization of α-(alkylaminoethyl)acrylate: Synthesis of aza-sarkomycins

Bonkoch Tarnchompoo, Chachanat Thebtaranonth, Yodhathai Thebtaranonth

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 228 KB

english, 1987

40

Addition of 1,4 - diphenyl - 1 - azabutadiene to allenic esters

R.P. Gandhi, M.P.S. Ishar, A. Wali

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 184 KB

english, 1987

41

Cecropiacic acid, a new pentacyclic A-ring seco triterpenoid from Musanga cecropioides

David Lontsi, B.Lucas Sondengam, J.Foyere Ayafor, Joseph D. Connolly

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 217 KB

english, 1987

42

New methodology for C-4 substitution and sulphoxide de-oxygenation reactions in ceph-3-ems

David H. Bremner, Nell S. Ringan, Allstair D.M. Smith

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 212 KB

english, 1987

43

Unusual cycloaddition of some 1-acyl indoles to an o-quinone monoimide

David St C. Black, Donald C. Craig, Harold W. Heine, Naresh Kumar, Elizabeth A. Williams

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 234 KB

english, 1987

44

Solid-phase synthesis of a naturally occurring β-(1→5)-linked d-galactofuranosyl heptamer containing the artificial linkage arm L-homoserine

G.H. Veeneman, S. Notermans, R.M.J. Liskamp, G.A. van der Marel, J.H. van Boom

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 308 KB

english, 1987

45

A new diterpene with two polymorphic modifications from a marine alga

Jon Clardy, Greg Van Duyne, Ana Gallardo, Eduardo Manta, Julio D. Martín, Cirilo Pérez, Ricardo Pérez, José L. Ravelo, Matías L. Rodríguez*b, Gayle K. Schulte

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 139 KB

english, 1987

46

15N-labelling studies of the reaction of 2,6-di-t-butyl-4-methyl-4-nitrocyclohexa-2,5-dienone with nitrogen dioxide; A revised mechanism

Michael P. Hartshorn, Richard G. Jensen, A.Grant Waller, Graeme J. Wright

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 241 KB

english, 1987

47

A new approach to the synthesis of 2β- and 3β-hydroxygibberellins

Christine L. Willis

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 161 KB

english, 1987

48

(E)-4-lithio-4-tosylbutenone dimethyl ketal: a new β-acylvinyl anion equivalent

Carmen Nájera, Miguel Yus

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 261 KB

english, 1987