Volume 46; Issue 10

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Tetrahedron
Volume 46; Issue 10

Tetrahedron

Volume 46; Issue 10

1

Stereocontrolled cyclofunctionalizations of double bonds through heterocyclic intermediates

Giuliana Cardillo, Mario Orena

Journal:

Year:

1990

Language:

english

File:

PDF, 4.76 MB

english, 1990

2

Intramolecular alkene-oxirane cycloadditions. Synthesis and structure of 5-oxapentacyclo [7.3.0.03,7.o4,12.06,10]dodecane-2,8-dione

Alan P. Marchand, G. Madhusudhan Reddy, William H. Watson, Ram Kashyap

Journal:

Year:

1990

Language:

english

File:

PDF, 528 KB

english, 1990

3

The invention of radical reactions. Part XIX. The synthesis of very hindered quinones

Derek H.R. Barton, Wojciech Sas

Journal:

Year:

1990

Language:

english

File:

PDF, 678 KB

english, 1990

4

Novel intramolecular rearrangement of 5-carbamoyluraclls into barbituric acids

Kosaku Hirota, Hironao Sajiki, Pei-Zhou Ni, Yukio Kitade, Yoshifumi Maki

Journal:

Year:

1990

Language:

english

File:

PDF, 491 KB

english, 1990

5

The synthesis and chemistry of azolenines. Part 18. Preparation of 3-ethoxycarbonyl-3h-pyrroles via the paal-knorr reaction, and sigmatropic rearrangements involving competitive ester migrations to c-2, c-4 and n.

Chiu Pak-Kan, Sannes Michael P.

Journal:

Year:

1990

Language:

english

File:

PDF, 1.16 MB

english, 1990

6

A cyclic voltammetric study of the meso-chlorination of zinc octaethylporphyrin via anodic oxidation

Guo-Zhang Wu, Hiu-Kwong Leung

Journal:

Year:

1990

Language:

english

File:

PDF, 334 KB

english, 1990

7

A synthesis of (R)-(-)-mevalonolactone by the combination of enzymatic and chemical methods

Takeshi Sugai, Hideaki Kakeya, Hiromichi Ohta

Journal:

Year:

1990

Language:

english

File:

PDF, 401 KB

english, 1990

8

A formal synthesis of aplasmomycin. Assembly of the c3-c17 segment based on 1,3- and 1,5-asymmetric reductions

Fuyuhiko Matsuda, Nobuya Tomiyoshi, Mitsutoshi Yanagiya, Takeshi Matsumoto

Journal:

Year:

1990

Language:

english

File:

PDF, 1.44 MB

english, 1990

9

New simple wittig-type cyclizations to flavones, 4-quinolones and indenones

Helmut Vorbrüggen, Bernhard D. Bohn, Konrad Krolikiewicz

Journal:

Year:

1990

Language:

english

File:

PDF, 836 KB

english, 1990

10

Structure - odor correlation-IX from 1,8-cineol to sesquicineol - change of odor with structure

Peter Weyerstahl, Kerstin Krohn

Journal:

Year:

1990

Language:

english

File:

PDF, 654 KB

english, 1990

11

Regioselectivite de la cycloaddition dipolaire-1,3 de munchnones aux alcenes electrophiles

Fernand Texier(), Mohamed Mazari(), Okacha Yebdri(), François Tonnard(), Robert Carrié()

Journal:

Year:

1990

File:

PDF, 811 KB

1990

12

Reactivity of conjugated bases of hydridophosphoranes synthesis of new phosphoranes involving P-P bonds

L. Lamande, A. Munoz

Journal:

Year:

1990

Language:

english

File:

PDF, 445 KB

english, 1990

13

Substitution nucleophile d'acetates de cyclenols allyliques fonctionnels par des organometalliques en presence de sels cuivreux. Application a une synthese rapide de la (±)mitsugashiw alactone

Hassen Amri, Monique Rambaud, Jean Villieras

Journal:

Year:

1990

File:

PDF, 996 KB

1990

14

Reactions of alkali metal anions. xv. Reaction of ketones with alkali metal anions

Z. Jedlinski, A. Misioìek, W. Gìowkowski, H. Janeczek, A. Wolinska

Journal:

Year:

1990

Language:

english

File:

PDF, 661 KB

english, 1990

15

A new synthesis of angularly substituted bicyclic systems via an anionic oxy-cope rearrangement

G. Sathyamoorthi, K. Thangaraj, P.C. Srinivasan, S. Swaminathan

Journal:

Year:

1990

Language:

english

File:

PDF, 854 KB

english, 1990

16

Prolonged treatment of acetylmethyl ursolic acid with H2O2/acetic acid — A facile one-pot synthesis of 15α-hydroxy analogue

Salimuzzaman Siddiqui, Bina Shaheen Siddiqui, Qayyum Adil, Sabira Begum

Journal:

Year:

1990

File:

PDF, 1.12 MB

1990

17

Enamines; Part. 481 . 3,4-dihydroquinazolines from enamines and s ,S-Dimethyl-N- ( N-Arylbenzimidoyl) sulfimides

E. Rossi, R. Stradi, P. Visentin

Journal:

Year:

1990

Language:

english

File:

PDF, 1.13 MB

english, 1990

18

Nucleophilicity of azide ion in the micellar pseudophase

Hamad A.Al-Lohedan

Journal:

Year:

1990

Language:

english

File:

PDF, 409 KB

english, 1990

19

A radical cyclisation based strategy to cuparenoids; synthesis of (±)-α-cuparenone, (±)-epilaurene and laurenes

A. Srikrishna, G. Sundarababu

Journal:

Year:

1990

Language:

english

File:

PDF, 322 KB

english, 1990

20

Methylene bridge position in 2-naphthalensulfonic acid-formaldehyde condensation products: A NMR investigation

A. Arduini, A. Brilli, F. Pavan, A. Pochini, R. Ungaro, C. Corno

Journal:

Year:

1990

Language:

english

File:

PDF, 658 KB

english, 1990

21

Synthesis and structural characterization of regio-controlled oligomers from 2-naphthalensulfonic acid and formaldehyde

A. Arduini, F. Pavan, A. Pochini, R. Ungaro, C. Corno

Journal:

Year:

1990

Language:

english

File:

PDF, 563 KB

english, 1990

22

Volucrin, a new dimeric phenanthrene derivative from the orchid lusia volucris

P.L. Majumder, Saswati Lahiri

Journal:

Year:

1990

Language:

english

File:

PDF, 1000 KB

english, 1990

23

Cyclopentane ring formation in the cycloaddition reaction of 3-alkenyl radicals to radicophilic olefins

Radomir N. Saičić, Živorad Čeković

Journal:

Year:

1990

Language:

english

File:

PDF, 866 KB

english, 1990

24

Intramolecular diels-alder reactions of pyrazines with alkynylphenyl moieties as side-chain dienophiles

Norbert Haider, Henk C. van der Plas

Journal:

Year:

1990

Language:

english

File:

PDF, 752 KB

english, 1990

25

Complexations of amines with water-soluble cyclotetrachromotropylene

Bo-Long Poh, Seng Lim Chooi

Journal:

Year:

1990

Language:

english

File:

PDF, 561 KB

english, 1990

26

Steric effects in the transition state of transannular cyclization reactions

Lj. Došen-Mićović, Lj. Lorenc, M.Lj. Mihailović

Journal:

Year:

1990

Language:

english

File:

PDF, 444 KB

english, 1990

27

Synthesis of both the enantiomers of 4-dodecanolide, the pheromone of the rove beetle

S. Chattopadhyay, V.R. Mamdapur, M.S. Chadha

Journal:

Year:

1990

Language:

english

File:

PDF, 379 KB

english, 1990

28

Phosphonic systems. I. Synthesis and addition reactions of 1-Pentenylphosphonic diamides

A.M. Modro, C.P. de Jongh, T.A. Modro

Journal:

Year:

1990

Language:

english

File:

PDF, 604 KB

english, 1990

29

Gas-Phase Ring-Chain Tautomerism in 1,3-oxazolidines

Pirjo Vainiotalo, Sari Ronkanen, Ferenc Fülöp, Kalevi Pihlaja

Journal:

Year:

1990

Language:

english

File:

PDF, 550 KB

english, 1990

30

The synthesis of 2-substituted-1,4-dihydropyridines

D. Alker, S.M. Denton

Journal:

Year:

1990

Language:

english

File:

PDF, 646 KB

english, 1990

31

Cyclocondensation of α-oxoketene dithioacetals with β-lithioamino-β- substituted acrylonitriles:synthesis of 2,6-substituted and 5,6-annelated 3-cyano-4- (methylthio) pyridines

Arun K. Gupta, Hiriyakkanavar Ila, Hiriyakkanavar Junjappa

Journal:

Year:

1990

Language:

english

File:

PDF, 898 KB

english, 1990

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