Volume 21; Issue 11

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Tetrahedron Letters
Volume 21; Issue 11

Tetrahedron Letters

Volume 21; Issue 11

1

Competitive type II eliminations in aliphatic imides

Paul H. Mazzocchi, William Jameson, Tomihiro Nishiyama, Ann DeCamp

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 196 KB

english, 1980

2

Carbon-13 nuclear magnetic resonance assignments and biosynthesis of ochratoxin A

David Weisleder, Eivind Lillehoj

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 141 KB

english, 1980

3

An alternative route to 4-benzoyl-2-azetidinones

Riaz F. Abdulla, James C. Williams Jr.

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 193 KB

english, 1980

4

An unusual example of a 1,1-cycloaddition reaction of a diazoalkane

Albert Padwa, Hao Ku

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 215 KB

english, 1980

5

Synthesis of the pyrrolo[3,2-d]pyrimidine C-nucleoside isostere of inosine

Mu-Ill Lim, Robert S. Klein, Jack J. Fox

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 235 KB

english, 1980

6

α-Heterosubstituted phosphonate carbanions IX: diethyl 1-phenyl-1-trimethylsiloxymethane phosphonate as an acyl anion equivalent; A novel method for the preparation of α-hydroxyketones.

Rusty E. Koenigkramer, Hans Zimmer

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 232 KB

english, 1980

7

Epoxide formation by the photolysis of cyclic oxalate esters

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 110 KB

english, 1980

8

Stereoselective syntheses of substituted methyl (Z,E,E)-deca-2,7.9-trienoates and substituted methyl (Z,E,E)-undeca-2,8,10-trienoates

William R. Roush, Herbert R. Gillis, Steven E. Hall

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 204 KB

english, 1980

9

Hydrogen transfer from tertiary amines to trifluoroacetic anhydride

Stuart L. Schreiber

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 264 KB

english, 1980

10

Chelation-controlled nucleophilic additions. 1. A highly effective system for asymmetric induction in the reaction of organometallics with α-alkoxyketones.

W. Clark Still, John H. McDonald III

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 209 KB

english, 1980

11

Sulfites a huit et seize chainons

A.C. Guimaraes, J.B. Robert, L. Cazaux, C. Picard, P. Tisnes

Journal:

Tetrahedron Letters

Year:

1980

File:

PDF, 249 KB

1980

12

Antarafacial role of an aromatic nucleus; a novel regiospecific [π4a + π2a] intramolecular cycloaddition of the ene-ketene with an aromatic ring

Masayuki Kuzuya, Fumio Miyake, Takachiyo Okuda

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 268 KB

english, 1980

13

Ring opening reaction of gem-difluorocyclopropyl ketones with nucleophiles

Yoshiro Kobayashi, Takeo Taguchi, Tsutomu Morikawa, Toyohiko Takase, Hiroshi Takanashi

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 230 KB

english, 1980

14

N-carbamoyl-4-diphenylphosphino-2-diphenylphosphinomethylpyrrolidines(CAPP). Efficient new chiral ligands for asymmetric hydrogenation

Iwao Ojima, Noriko Yoda

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 220 KB

english, 1980

15

Important role of the σ-π concerted electron reorganization in the ring-opening reaction of heterocyclic compounds

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 198 KB

english, 1980

16

Micellar catalysis in the base-catalyzed autoxidation of diosphenol

Masanori Utaka, Seishiro Matsushita, Haruhiro Yamasaki, Akira Takeda

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 141 KB

english, 1980

17

A novel stereospecific reduction of alkynes to alkenes

B.L. Sondengam, G. Charles, T.M. Akam

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 92 KB

english, 1980

18

Conversion of the allylic and homoallylic steroidal alcohols to the corresponding saturated ketones by means of the activated Ra/Ni

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 188 KB

english, 1980

19

An unusual cleavage of a side chain during catalytic hydrogenation of some octalones

A.S. Sarma, P. Chattopadhyay

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 156 KB

english, 1980

20

The triplet sensitized reaction of singlet oxygen with 2,5-ditertiarybutylfuran: yield evidence for inefficient triplet energy transfer from benzophenone to oxygen

A.A. Gorman, I.R. Gould, I. Hamblett

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 203 KB

english, 1980

21

Oxidation products of arachidonic acid I. The synthesis of methyl 8R, 11R, 15-trihydroxy-9S, 12-oxyeicosa-5Z, 13E-dienoate (19)

George Just, Corinne Luthe, Hunseung Oh

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 218 KB

english, 1980

22

The mechanism of the singlet oxygen ene reaction

L.M. Stephenson

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 245 KB

english, 1980

23

Chelation-controlled nucleophilic additions. 2. A highly effective system for asymmetric induction in the reaction of organometallics with β-alkoxyaldehydes.

W. Clark Still, Josef A. Schneider

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 209 KB

english, 1980

24

A novel type secoiridoid glucoside, hydrangenoside a from Hydrangea macrophylla

Hiroyuki Inouye, Yoshio Takeda, Shinichi Uesato, Kenichi Uobe, Toshiro Hashimoto, Tetsuro Shingu

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 162 KB

english, 1980

25

Barriers to rotation in substituted O-aryl-hydroxylamines.

Daniel Kost, Elisha Berman

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 194 KB

english, 1980

26

A comment on the use of homoallylic coupling constants to probe the solution conformation of 1,4-dihydrobenzenes and 1,4-dihydronaphthalenes

Martin C. Grossel

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 234 KB

english, 1980

27

The mechanism of organocuprate conjugate addition reactions1. Electrochemical reduction of (±)-cis-5-mesyloxy-10-methyl-1(9)-octal-2-one

Robin A.J Smith, Donald J Hannah

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 205 KB

english, 1980

28

Methylthiomethyl 2-methylbutanethiolate in essential oil of hop

Michael Moir, Isobel M. Gallacher, Joseph Hobkirk, James C. Seaton, Alan Suggett

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 112 KB

english, 1980