Volume 9; Issue 57

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Tetrahedron Letters
Volume 9; Issue 57

Tetrahedron Letters

Volume 9; Issue 57

1

Structure and reactivity of cyclopropenones III assignment of infrared and raman bands in cyclopropenones

Adolf Krebes, Bernhard Schrader, Friedrich Höfler

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 247 KB

english, 1968

2

The conformation of 1.3.5-trimethyl-2-isoprophyl-benzene and of similar compounds containing sp2–sp3 bonds

Albrecht Mannschreck, Ludger Ernst

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 150 KB

english, 1968

3

The stereochemistry of 2-hydroxypinocamphone

Robert G. Carlson, James K. Pierce, Takayuki Suga, Toshifumi Hirata, Tsuyoshi Shishibori, Tamon Matsuura

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 155 KB

english, 1968

4

Ring transformations in reactions of heterocyclic halogeno compounds with nucleophiles (XIV) : Reactions of 6-substituted derivatives of 2-bromopyridine with potassium amide in liquid ammonia

J.W. Streef, H.J. den Hertog

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 189 KB

english, 1968

5

Photoreactions of aromatic compounds XVI Photochemical valence isomerisation in anisole.

G. Lodder, P.E.J. du Mée, E. Havinga

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 174 KB

english, 1968

6

Reaction of azides with indole and with alkylpyrrocolines

A.S. Bailey, M.C. Churn, J.J. Wedgwood

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 67 KB

english, 1968

7

The molecular structure of 5-norbornene - 2.3 endo-dicarboxylic anhydride

R. Destro, G. Filippini, C.M. Gramaccioli, M. Simonetta

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 177 KB

english, 1968

8

Stereoselective formation and bf3-catalysed cleavage of steroidal α-epoxyketones

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 166 KB

english, 1968

9

A new pentacyclic triterpene alcohol from evodia fraxinifolia hook f.

Sunil K. Talapatra, Subrata Sengupta, Bani Talapatra

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 440 KB

english, 1968

10

Massenspektrometrische untersuchungen an heterocyclen II 5-chlor-4-amino-1-phenyl-pyridazinon (6)

Jürgen Heiss, Klaus-Peter Zeller

Journal:

Tetrahedron Letters

Year:

1968

Language:

german

File:

PDF, 128 KB

german, 1968

11

Darstellung Einiger 1,1-dialkyl-2thioacylhydraziniumbetaine (thiohydrazide) aus aldehydhydrazonen

W. Walter, K.-J. Reubke

Journal:

Tetrahedron Letters

Year:

1968

File:

PDF, 107 KB

1968

12

Die Beeinflussung der optischen Rotation durch die Dissoziation des alkoholischen Wasserstoffs in alkalischer Lösung

V. Klingmüller, K. Droll

Journal:

Tetrahedron Letters

Year:

1968

Language:

german

File:

PDF, 235 KB

german, 1968

13

The formation of 2,6-diphenylpyridazine and 2,5-diphenylpyrrole from α-styryl azide

J.H. Boyer, W.E. Krueger, R. Modler

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 168 KB

english, 1968

14

On the existence and structure of a stable mesobiliviolin of molecular weight 590

Z.J. Petryka, C.J. Watson, E. Davis, M. Weimer, D. Lightner, A. Moscowitz

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 167 KB

english, 1968

15

NMR spectra and protolysis of stable sulfonium ylides

Stephen H. Smallcombe, Robert J. Holland, Richard H. Fish, Marjorie C. Caserio

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 254 KB

english, 1968

16

Free radical chlorination of bicyclo[2.1.0]pentane

Robert S. Boikess, Mary D. Mackay

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 176 KB

english, 1968

17

06,5′-Cyclonucleosides. Reactions of 5-iodopyrimidine nucleosides with base

D. Lipkin, C. Cori, M. Sano

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 258 KB

english, 1968

18

Stable nitrogen pyramids III. N-aminoaziridines

Stanley J. Brois

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 125 KB

english, 1968

19

The reaction between ethylene oxide and phosphorus pentoxide

Robert D. Wilcox, Guy H. Harris, Robert S. Olson

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 89 KB

english, 1968

20

The reaction of dichloroacetyt, chloride with triethylamine: trichlorovinyl dichloroacetate

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 193 KB

english, 1968

21

A new bitter principle from brucea sumatrana roxb.

W. Stöcklin, T.A. Geissman

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 215 KB

english, 1968

22

Reactions by singlet oxygen and via transient complex (between dye and oxygen), produced simultaneously through the interaction between triplet eosine and oxygen

Masao Koizumi, Yoshiharu Usui

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 192 KB

english, 1968

23

Aromatic substitution of olefin. V reaction of phenyl-substituted ethylenes with benzene

Yuzo Fujiwara, Ichiro Moritani, Ryuzo Asano, Shiichiro Teranishi

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 157 KB

english, 1968

24

Stereochemistry of grayanotoxin

Takeshi Matsumoto, Masahiko Watanabe

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 208 KB

english, 1968

25

Approaches to the chemical synthesis of the prostaglandins

Robert B. Morin, Douglas O. Spry, Kenneth L. Hauser, Richard A. Mueller

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 276 KB

english, 1968

26

Nucleosides LVI. On the structure of the nucleoside antibiotic, gougerotin

Jack J. Fox, Yutaka Kuwada, Kyoichi A. Watanabe

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 231 KB

english, 1968

27

Phenyl radicals from phenylazotriphenylmethane: reaction with trimethyl phosphite

Wesley G. Bentrude, Juian-Juian L. Fu, Claibourne E. Griffin

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 267 KB

english, 1968

28

Photooxydation sensibilisee de composes apparentes aux carotenoides. Analogie avec la structure des carotenoides oxygenes, alleniques et autres.

Magdeleine Mousseron-Canet, Jean-Paul Dalle, Jean-Claude Mani

Journal:

Tetrahedron Letters

Year:

1968

File:

PDF, 220 KB

1968

29

Chemistry of singlet oxygen. : VIII. An unusual allenic oxygenation product.

Christopher S. Foote, Martin Brenner

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 195 KB

english, 1968