Volume 28; Issue 50

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Tetrahedron Letters
Volume 28; Issue 50

Tetrahedron Letters

Volume 28; Issue 50

1

Graphical abstracts

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 575 KB

english, 1987

2

General approach to the synthesis of polyquinenes...

G. Lannoya, J.M. Cook

Journal:

Tetrahedron Letters

Year:

1987

File:

PDF, 28 KB

1987

3

Stereoselective fragmentation of a tricyclic diester leading to a potent chorismate mutase transition state inhibitor

Trafford Clarke, Jon D. Stewart, Bruce Ganem

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 222 KB

english, 1987

4

γ-substituent effects on the oxidative cyclization of o-acyl β,γ-unsaturated hydroxamates

G. Rajendra, Marvin J. Miller

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 263 KB

english, 1987

5

The cerium mediated conversion of esters to allylsilanes

B.A. Narayanan, W.H. Bunnelle

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 246 KB

english, 1987

6

Synthesis of a meso, β -pentanoporphyrin related to the petroporphyrins

Timothy D. Lash, Thomas J. Perun Jr.

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 236 KB

english, 1987

7

Microbial transformations 9. Biohydroxylation of alpha-cedrene and cedrol. Synthesis of an odoriferous minor component of cedar wood essential oil

V. Lamare, J.D. Fourneron, R. Furstoss, C. Ehret, B. Corbier

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 263 KB

english, 1987

8

Syntheses with sulfones L: Preparation of β-hydroxysulfones through the combined oxidative desulfonylation/condensation reaction of sulfonyl anions. Application to terpene synthesis.

M. Capet, T. Cuvigny, C.Hervé du Penhoat, M. Julia, G. Loomis

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 254 KB

english, 1987

9

Preparation of novel pyranosyl fluorides of 3-deoxy-D-manno-2-octulosonic acid (KDO) feasible for synthesis of KDO α-glycosides

Masahiro Imoto, Naoto Kusunose, Yoshiki Matsuura, Shoichi Kusumoto, Tetsuo Shiba

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 280 KB

english, 1987

10

Total synthesis and determination of absolute configuration of cerebroside B1b and its stereoisomers

Masako Nakagawa, Shin-ichi Kodato, Kiyoshi Nakayama, Tohru Hino

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 256 KB

english, 1987

11

Chemical reactivity of alkylguanines. I. Methylation of O6-methylguanine derivatives

Kohfuku Kohda, Kunihisa Baba, Yutaka Kawazoe

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 276 KB

english, 1987

12

Iodosylbenzene-trimethylsilyl azide-boron trifluoride etherate: A highly efficient system for direct synthesis of allyl azides from allylsilanes

Masao Arimoto, Hideo Yamaguchi, Eiichi Fujita, Masahito Ochiai, Yoshimitsu Nagao

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 226 KB

english, 1987

13

Sacculaplagin, a new highly oxidized sacculatane diterpenoid hemiacetal from the liverwort plagiochila acanthophylla subsp. japonica

Toshihiro Hashimoto, Motoo Tori, Yoshinori Asakawa

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 156 KB

english, 1987

14

Plagiochins A, B, C, and D, new type of macrocyclic bis(bibenzyls) having a biphenyl linkage between the ortho positions to the benzyl methylenes, from the liverwort plagiochila acanthophylla subsp. japonica

Toshihiro Hashimoto, Motoo Tori, Yoshinori Asakawa, Yoshimasa Fukazawa

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 228 KB

english, 1987

15

Methoxy(phenylthio)methane as an ambi-equivalent of a methoxy- or phenylthiomethylene 1,1-dipole

Tsuneo Sato, Shuji Okura, Junzo Otera, Hitosi Nozaki

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 242 KB

english, 1987

16

Cryptoporic acids A and B, novel bitter drimane sesquiterpenoid ethers of isocitric acid, from the fungus cryptoporus volvatus

Toshihiro Hashimoto, Motoo Tori, Yasuo Mizuno, Yoshinori Asakawa

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 164 KB

english, 1987

17

Regioselective addition of organocuprates to 2-siloxypyrylium salt: Facile synthesis of substituted 2-siloxy-4H-pyrans and their reactions with electrophiles

Takashi Kume, Hideharu Iwasaki, Yohsuke Yamamoto, Kin-ya Akiba

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 259 KB

english, 1987

18

New alkenylcobalt(III) complexes from oxidative denitrogenation of hydrazones by cobalt Schiff base complex-dioxygen system

Akira Nishinaga, Shigekazu Yamazaki, Teruo Matsuura

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 273 KB

english, 1987

19

Novel synthesis of monofluorocyclobutanes by the ring expansion- fluorination of cyclopropylmethanols with an amine-metal fluoride pyridinium poly(hydrogen fluoride)-complex

Shigekazu Kanemoto, Makoto Shimizu, Hirosuke Yoshioka

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 301 KB

english, 1987

20

Novel reactions of phosphonium ylides with perhaloalkanes: First examples of halophilic attacks by phosphonium ylides and a facile route to α-haloalkylphosphonium salts

Xing-Ya Li, Jin-Shan Hu

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 245 KB

english, 1987

21

Decarbonylation of thiol esters to give sulfides promoted by transition metal complexes

Kohtaro Osakada, Takakazu Yamamoto, Akio Yamamoto

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 238 KB

english, 1987

22

2,4,6-tri-t-butylphenyllithium as a base—kinetic deportonation of benzyl methyl ketone

Massaki Yoshifuji, Tetsuo Nakamura, Naoki Inamoto

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 296 KB

english, 1987

23

Cleavage of t-butyldimethylsilyl ether with t-butyl hydroperoxide and dioxobis(2,4-pentanedionato)molybdenum(vi) system

Takeshi Hanamoto, Takashi Hayama, Tsutomu Katsuki, Masaru Yamaguchi

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 136 KB

english, 1987

24

A new facile diastereoconversion of 2-amino alcohols involving a novel cyclocarbamation

Shinzo Kano, Tsutomu Yokomatsu, Haruo Iwasawa, Shiroshi Shibuya

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 251 KB

english, 1987

25

Lactols in stereoselection 1. Highly selective 1,4- and 1,5-asymmetric induction

Katsuhiko Tomooka, Tatsuyuki Okinaga, Keisuke Suzuki, Gen-ichi Tsuchihashi

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 234 KB

english, 1987

26

Lactols in stereoselection 2. Stereoselective synthesis of disubstituted cyclic ethers.

Katsuhiko Tomooka, Kenji Matsuzawa, Keisuke Suzuki, Gen-ichi Tsuchihashi

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 230 KB

english, 1987

27

Trimethylsilyl group directed wagner-meerwein rearrangement of bicyclo[2.2.2]octan-2-ol derivatives

Morio Asaoka, Hisashi Takei

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 217 KB

english, 1987

28

Asymmetric conjugate addition of zincates or cuprates containing an optically active azaenolate of erythro-isopropylidene-2-methoxy-1,2-diphenylamine to 2-cycloalkenones

Keiji Yamamoto, Mikiya Kanoh, Norio Yamamoto, Jiro Tsuji

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 261 KB

english, 1987

29

A highly efficient synthesis of optically pure γ-iodo allylic alcohols and their conversion into various optically active allylic alcohols

Yasunori Kitano, Takashi Matsumoto, Takenori Wakasa, Sentaro Okamoto, Toshiyuki Shimazaki, Yuichi Kobayashi, Fumie Sato, Katsuaki Miyaji, Kazutaka Arai

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 277 KB

english, 1987

30

Reaction of 4-t-butyldimethylsiloxy-1-benzopyrylium salt with enol silyl ethers and active methylenes

Hideharu Iwasaki, Takashi Kume, Yohsuke Yamamoto, Kin-ya Akiba

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 243 KB

english, 1987

31

Synthesis of tetrabenzo[b,h,n,t]tetraphenylene and crystal structure of its 1:1 clathrate inclusion compound with p-xylene

Henry N.C. Wong, Yuet-Ming Man, Thomas C.W. Mak

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 213 KB

english, 1987

32

A new route to N-hydroxyquinoxaline-2,3-diones and some aza-analogues

Michael D. McFarlane, David M. Smith

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 279 KB

english, 1987

33

Complexation of diquat and paraquat by macrocyclic polyethers incorporating two dibydroxynaphthalene residues

Peter R. Ashtona, Ewan J.T. Chrystal, John P. Mathias, Keith P. Parry, Alexandra M.Z. Slawin, Neil Spencer, J.Fraser Stoddart, David J. Williams

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 341 KB

english, 1987

34

Evidence for a stereoelectronic effect in the baeyer-villiger reaction: Introducing the intramolecular reaction

Sosale Chandrasekhar, Chandra Deo Roy

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 128 KB

english, 1987

35

New general and convenient sources of alkyl radicals, useful for selective syntheses

Francesca Fontana, Francesco Minisci, Elena Vismara

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 203 KB

english, 1987

36

Dihydrofurano-terpenoids of davana oil

Amitabh Chandra, Laxmi N. Misra, Raghunath S. Thakur

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 229 KB

english, 1987

37

The first stereospecific synthesis of (+)-(1r,2s,4r)-4-amino-2-hydroxy-1-cyclopentanemethanol and (+)-carbocyclic thymidine.

L. Ötvös, J. Béres, Gy. Sági, I. Tömösközi, L. Gruber

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 231 KB

english, 1987

38

Regioselective control of allyllithiums of some heterocycles: α vs γ condensation with aldehydes.

Erbana Epifani, Saverio Florio, Giovanni Ingrosso

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 273 KB

english, 1987

39

A formal total synthesis of geneserine

Colin Wright, Madeline Shulkind, Keith Jones, Mervyn Thompson

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 140 KB

english, 1987

40

Biochemically generated chiral intermediates for organic synthesis: The absolute stereochemistry of 4-bromo-cis-2,3-dihydroxycyclohexa-4,6-diene-1-carboxylic acid formed from 4-bromobenzoic acid by a mutant of pseudomonas putida.

Stephen J.C. Taylor, Douglas W. Ribbons, Alexandra M.Z. Slawin, David A. Widdowson, David J. Williams

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 168 KB

english, 1987

41

A simple synthesis of 2,3-disubstituted purans

A. Srikrishna, G. Sunderbabu

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 133 KB

english, 1987

42

Synthesis and oxygen-walk rearrangement of dibenz(a,c)anthracene 1,2-oxide

Derek.R. Boyd, Gerard A. O'Kane

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 133 KB

english, 1987

43

Chiral four-membered cyclic nitrones; asymmetric induction in the (4+2)-cycloaddition reaction of chiral ynamines and nitroalkenes

P.A van Elburg, G.W.N Honig, D.N Reinhoudt

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 319 KB

english, 1987