Volume 32; Issue 7

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Tetrahedron Letters
Volume 32; Issue 7

Tetrahedron Letters

Volume 32; Issue 7

1

Remarkable metal template effects on selective synthesis of p-t-butylcalix[4]arene conformers

K. Iwamoto, K. Fujimoto, T. Matsuda, S. Shinkai

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 44 KB

english, 1991

2

Graphical abstracts

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 519 KB

english, 1991

3

(+)-Mycotrienins I and II: Relative and Absolute Stereochemistry

Amos B. Smith III, John L. Wood, Satoshi Ōmura

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 140 KB

english, 1991

4

[3+3] Annulation by sequential two electron and one electron allylation

Dale E. Ward, Brian F. Kaller

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 332 KB

english, 1991

5

Trimethylsilylketene: reactivity and stabilization

Annette D. Allen, Thomas T. Tidwell

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 238 KB

english, 1991

6

Rearrangement of epoxidized benzyne/furan cycloadducts: a convenient route to α-formyl and α-acyl-2-indanones

Larry G. French, Edward E. Fenlon, Timothy P. Charlton

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 255 KB

english, 1991

7

Stereoselective synthesis of E-β,β-disubstituted alkenylsilanes from α-(mesyloxy)allylsilanes.

Steven D. Burke, Anthony D. Piscopio, Michael E. Kort

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 167 KB

english, 1991

8

Diastereoselectivity enhancement in vinylcuprate addition to β-alkoxyaldehydes via a vinylsilane.

Steven D. Burke, Anthony D. Piscopio, Brian E. Marron, Mark A. Matulenko, Gonghua Pan

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 159 KB

english, 1991

9

Total syntheses of phleigchrome, calphostin A, and calphostin D. Unusual stereoselective and stereospecific reactions in the synthesis of perylenequinones

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 308 KB

english, 1991

10

Nucleophilic oxygen transfer from a perepoxide to phosphites

Manolis Stratakis, Michael Orfanopoulos, Christopher S. Foote

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 220 KB

english, 1991

11

The effect of ortho methyl groups on cumyl systems

Ronald F. Evilia, Dawei Pan, Jack W. Timberlake, Scott L. Whittenburg

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 227 KB

english, 1991

12

Synthesis of the putative l-arginine metabolite L-NG-hydroxyarginine

Paul L. Feldman

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 266 KB

english, 1991

13

Facile preparation of 3′oligonucleotide-peptide conjugates

Carl D. Juby, Christopher D. Richardson, Roland Brousseau

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 317 KB

english, 1991

14

Synthesis of chiral nonracemic diols via nucleophilic opening of (S,S)-1,2,3,4-diepoxybutane

Paul N. Devine, Taeboem Oh

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 181 KB

english, 1991

15

Sulfoxidation of a 9-thia-analogue of steric acid does not occur in a Δ9-desaturase-deficient mutant of Saccharomyces Cerevisiae

Peter H. Buist, Dale M. Marecak

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 202 KB

english, 1991

16

Enol ether formation by disproportionation of the 1,5-biradical intermediate in the photocyclization of o-isopropoxybenzophenone

Peter J. Wagner, Guy Laidig

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 222 KB

english, 1991

17

Unexpected axial preference of the Me2N substituent on the phosphorus atom of the P(III) 1,3,2,-oxazaphosphorinane ring system

Yande Huang, Nasreen N. Mullah, Alan E. Spochik, Atta M. Arif, Wesley G. Bentrude

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 279 KB

english, 1991

18

The use of furanyl titanium compounds for the synthesis of 2,4-substituted furans

Helga Haarmann, Wolfgang Eberbach

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 264 KB

english, 1991

19

Tris-aza-cope rearrangement of bicyclic N-cyano-N′-vinyl or N′-arylhydrazines to imidazolo-diazepine derivatives

Daniel Rousselle, Claudine Musick, Heinz G. Viehe, Bernard Tinant, Jean-Paul Declercq

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 204 KB

english, 1991

20

Lissoclinotoxin A, an antibiotic 1,2,3-trithiane derivative from the tunicate Lissoclinum perforatum.

Marc Litaudon, Michèle Guyot

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 214 KB

english, 1991

21

Use of the carbopalladation of 1,2-propadiene in a two step synthesis of steroids

Véronique Gauthier, Bernard Cazes, Jacques Gore

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 239 KB

english, 1991

22

Macrocyclic tetralactams : structural behaviour of three 21-membered rings and their Ca2+ complexes as evidenced by 13C and 19F NMR

Louis Cazaux, Claude Picard, Thierry Pigot, Pierre Tisnès

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 210 KB

english, 1991

23

A facile synthesis of chiral N-protected β-amino alcohols.

Marc Rodriguez, Muriel Llinares, Sylvie Doulut, Annie Heitz, Jean Martinez

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 211 KB

english, 1991

24

Alkylation of nucleosides by dehydromonocrotaline, the putative toxic metabolite of the carcinogenic pyrrolizidine alkaloid monocrotaline

Haruki Niwa, Takeshi Ogawa, Osamu Okamoto, Kiyoyuki Yamada

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 265 KB

english, 1991

25

Efficient stereoselective synthesis of dolastatin 10, an antineoplastic peptide from a sea hare

Yasumasa Hamada, Kyoko Hayashi, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 265 KB

english, 1991

26

Enantioselective Hetero-Diels-Alder reaction with glyoxylate catalyzed by chiral titanium complex: asymmetric synthesis of the lactone portion of mevinolin and compactin

Masahiro Terada, Koichi Mikami, Takeshi Nakai

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 242 KB

english, 1991

27

Synthesis of new optically active cyanocyclopropanes as chiral dopants for ferroelectric liquid crystals

Tetsuo Kusumoto, Akiko Nakayama, Ken-ichi Sato, Tamejiro Hiyama, Sadao Takehara, Tadao Shoji, Masashi Osawa, Takeshi Kuriyama, Kayoko Nakamura, Toru Fujisawa

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 249 KB

english, 1991

28

The structure of benthocyanin A. A new free radical scavenger of microbial origin

Kazuo Shin-ya, Kazuo Furihata, Yoichi Hayakawa, Haruo Seto, Yoko Kato, Jon Clardy

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 255 KB

english, 1991

29

Synthesis and Diels-Alder reactions of t-butyl and t-butyl, methyl (S)s-2-p-tolylsulfinylmaleates, chiral synthetic equivalents of monoalkyl and mixed dialkyl acetylenedicarboxylates

Inés Alonso, J.Carlos Carretero, José L. García Ruano

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 298 KB

english, 1991

30

Synthesis of (±)-homogabaculine and (±)-homoshikimic acid

Malcolm M. Campbell, Mary F. Mahon, Malcolm Sainsbury, Philip A. Searle, Gareth M. Davies

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 185 KB

english, 1991

31

Synthesis of phosphonate analogues of myo-inositol phospholipids

C.E. Dreef, C.J.J. Elie, G.A. van der Marel, J.H. van Boom

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 293 KB

english, 1991

32

A simple stereospecific route to 5-C-alkoxy-D-galactopyransides and to L-arabino-hexos-5-uloses

Pier Luigi Barili, Giancarlo Berti, Giorgio Catelani, Felicia D'Andrea

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 272 KB

english, 1991

33

A versatile solid phase method for the synthesis of oligonucleotide-3′-phosphates

Pradeep Kumar, N.K. Bose, K.C. Gupta

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 239 KB

english, 1991

34

The synthesis of (6R)-[6-2H]- and (6S)-[6-2H]5-enolpyruvylshikimate-3-phosphate

Shankar Balasubramanian, Chris Abell

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 286 KB

english, 1991

35

A highly enantioselective synthesis of (R)-(-)-2-acetyl-5,8-dimethoxy-1,2,3,4-tetrahydro-2-naphthol. A key intermediate in the synthesis of anthracyclinones

Franklin A. Davis, Anil Kumar, Bang-Chi Chen

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 242 KB

english, 1991

36

Syntheses of DL-2-fluoromethy-p-tyrosine and DL-2-difluoromethyl-p-tyrosine as potential inhibitors of tyrosine hydroxylase

Ian A. McDonald, Philip L. Nyce, Michel J. Jung, Jeffrey S. Sabol

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 201 KB

english, 1991