Volume 14; Issue 37

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Tetrahedron Letters
Volume 14; Issue 37

Tetrahedron Letters

Volume 14; Issue 37

1

Mechanism on the photorearrangements of phenylthiazoles

Minoru Maeda, Masaharu Kojima

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 204 KB

english, 1973

2

Carbon-13 nuclear magnetic resonance spectroscopy of C/D-cis polyoxypregnanes. I

Takashi Yamagishi, Koji Hayashi, Hiroshi Mitsuhashi, Mamoru Imanari, Kazuhiro Matsushita

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 191 KB

english, 1973

3

Carbon-13 nuclear magnetic resonance spectroscopy of C/D-cis polyoxypregnanes. II

Takashi Yamagishi, Koji Hayashi, Hiroshi Mitsuhashi, Mamoru Imanari, Kazuhito Matsushita

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 177 KB

english, 1973

4

The facile syntheses of aldehydes and aldehydic acids from carboxylic acid anhydrides using disodium tetracarbonylferrate

Yoshihisa Watanabe, Masakazu Yamashita, Take-aki Mitsudo, Masato Tanaka, Yoshinobu Takegami

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 97 KB

english, 1973

5

Nouvelles methodes de c-fonctionnalisation anomerique: acces aux precurseurs chimiques des c-nucleosides

Tomoya Ogawa, André G. Pernet, Stephen Hanessian

Journal:

Tetrahedron Letters

Année:

1973

Fichier:

PDF, 243 KB

1973

6

Synthese, assignation anomerique et epimerisation des C-pentofuranosyle malonates

André G. Pernet, Tomoya Ogawa, Stephen Hanessian

Journal:

Tetrahedron Letters

Année:

1973

Fichier:

PDF, 223 KB

1973

7

Applications diverses de reactifs d'arrachement d'hydrure aux glucides

Stephen Hanessian, Alain P.A. Staub

Journal:

Tetrahedron Letters

Année:

1973

Fichier:

PDF, 218 KB

1973

8

Le fluoroborate de tritylpyridinium : un reactif efficace de tritylation

Stephen Hanessian, Alain P.A Staub

Journal:

Tetrahedron Letters

Année:

1973

Fichier:

PDF, 166 KB

1973

9

Photochemical reactions of intramolecularly hydrogen-bonded azobenzene-carboxylic acids

C.P. Joshua, V.N.Rajasekharan Pillai

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 201 KB

english, 1973

10

Sulfur-oxygen versus carbon-oxygen bond fission in the solvolysis of benzyl sulfenates

S. Braverman, D. Reisman

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 135 KB

english, 1973

11

Decarboxylation of β-ketoesters in hexamethylphosphoric triamide

Paul Müller, Bernard Siegfried

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 209 KB

english, 1973

12

Aromatic sulfines with nitrilimines. : A regiospecific, non-stereospecific cyclo-addition reaction.

B.F. Bonini, G. Maccagnani, L. Thijs, B. Zwanenburg

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 230 KB

english, 1973

13

Quaternization reactions with the aid of ethylene oxide

A. Donetti, E. Bellora

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 165 KB

english, 1973

14

[2,3] vs [3,3]: the novel [2,3] sigmatropic rearrangement of oxime-o-allyl ethers

S. Ranganathan, D. Ranganathan, R.S. Sidhu, A.K. Mehrotra

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 116 KB

english, 1973

15

Reactions of cyclo-octatetraene and its derivatives. Part IV. Thermal isomerisation of a tricyclo[4,2,0,02,5] octane system.

G.I. Fray, R.G. Saxton

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 90 KB

english, 1973

16

The dynamic stereochemistry of halogenosulphenamides and halogenosulphonamides

W.R. Jackson, T.G. Kee, R. Spratt, W.B. Jennings

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 158 KB

english, 1973

17

Episulphoxide formation from sulphines

B.F. Bonini, G. Maccagnani

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 169 KB

english, 1973

18

The stereochemistry of the formation of Δ3-1,3,4-thiadiazoline-1-oxides and episulfoxides from sulfines and 2-diazopropane

L. Thijs, A. Wagenaar, E.M.M. van Rens, B. Zwanenburg

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 346 KB

english, 1973

19

Action des ions methylate sur les aldehydes α,α-dihalogenes : aspects synthetiques et mecanistiques

A. Fougerousse, J.J. Riehl

Journal:

Tetrahedron Letters

Année:

1973

Fichier:

PDF, 254 KB

1973

20

Catalysis of the Michael reaction by tertiary phosphines

D.A. White, M.M. Baizer

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 212 KB

english, 1973

21

Anomaly in the reaction of dialkyl (2′-bromomethyl)benzylphosphonate with sodium bis(2-methoxyethoxy)aluminium hydride

T.H. Chan, K.T. Nwe

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 185 KB

english, 1973

22

The synthesis of ethers by photodesulfurization of sulfoxides

A.G. Schultz, R.H. Schlessinger

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 203 KB

english, 1973

23

A new thermal pericyclic carbon transfer capable of creating quaternary sites

James B. Hendrickson, Ray Bergeron

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 120 KB

english, 1973

24

Ingol - a new macrocyclic diterpene alcohol from euphorbia ingens

H.J. Opferkuch, E. Hecker

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 265 KB

english, 1973

25

Kinetic evidence for hydrobromic acid catalysis in n-butyl bromide photobromination

J.Ph. Soumillion, P. Dejaifve, A. Bruylants

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 149 KB

english, 1973

26

A total synthesis of corunnine

I. Ribas, J. Sáa, L. Castedo

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 123 KB

english, 1973

27

Nucleophilic displacement of carbohydrate primary halides with lithio-1, 3-dithiane

A.M. Sepulchre, G. Vass, S.D. Gero

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 129 KB

english, 1973

28

Photochemical transformations of 2-methylene-bicyclo[3.2.2]Nona-3,6,8-triene. (Methylenehomobarrelene).

Zeev Goldschmidt, A. Worchel

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 108 KB

english, 1973

29

Mechanistic study of the singlet excited state photorearrangement of 2-methylene-bicyclo[3.2.2]nona-3,6,8-triene. An unusual [1,3] vinyl shift.

Zeev Goldschmidt, A. Worchel

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 120 KB

english, 1973

30

Furocaespitane, a new furan from Laurencia caespitosa

A.G. González, J. Darias, J.D. Martín

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 96 KB

english, 1973

31

4-Substituted quinuclidinium perchlorates in the determination of polar substituent effects

E. Ceppi, W. Eckhardt, C.A. Grob

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 173 KB

english, 1973

32

A novel reductive aromatization of 4,4-dimethyl-steroids.

H. de Nijs, W.N. Speckamp

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 236 KB

english, 1973

33

Oxidation of secondary alcohols to ketones by means of iodobenzene dichloride and pyridine

J. Wicha, A. Zarecki, M. Kocór

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 194 KB

english, 1973

34

An unusual diversion of the course of birch reduction of polychlorinated olefins. Formation of cyclopropanes

C.W. Jefford, F. Delay

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 181 KB

english, 1973

35

The structure of oleficin, a new polyenic antibiotic exhibiting antibacterial activity

Gy. Horváth, J. Gyimesi, Zs. Méhesfalvi-Vajna

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 330 KB

english, 1973

36

Total synthesis of 1α-hydroxy-vitamin D3

R.G. Harrison, B. Lythgoe, P.W. Wright

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 166 KB

english, 1973

37

Addition of nucleophiles to alkyldicyanamides

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 93 KB

english, 1973

38

Evidence for an ortho quinoid intermidiate in the photochemistry of 2-(3H)-benzo [b] thiophenone

G. Jacqmin, J. Nasielski, G. Billy, M. Remy

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 98 KB

english, 1973

39

Stereospecific total synthesis of dl-taondiol methyl ether

A.G. González, J.D. Martín, M.L. Rodríguez

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 180 KB

english, 1973

40

Les sels de dialcoxy-2,4 pyrylium comme agents d'alcoylation: analogie avec les cations ambidents

Sié Sib, Michel Simalty

Journal:

Tetrahedron Letters

Année:

1973

Fichier:

PDF, 177 KB

1973

41

Isolations of phytotoxic substances produced by pyricularia oryzae cavara

Shigeo Iwasaki, Hideki Muro, Keizo Sasaki, Shigeo Nozoe, Shigenobu Okuda, Zenji Sato

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 263 KB

english, 1973