books search
books
articles search
articles
Donate
Log In
Log In
to access more features
personal recommendations
Telegram Bot
download history
send to Email or Kindle
manage booklists
save to favorites
Explore
Journals
Contribution
Donate
Litera Library
Donate paper books
Add paper books
Open LITERA Point
Volume 49; Issue 38
Main
Tetrahedron
Volume 49; Issue 38
Tetrahedron
Volume 49; Issue 38
1
Biosynthesis of brevianamides A and B: in search of the biosynthetic diels-alder construction
Juan F. Sanz-Cervera
,
Tomasz Glinka
,
Robert M. Williams
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 1.05 MB
Your tags:
english, 1993
2
Lithium carbenoids induced ring enlargement of silacyclobutane into 2-halo-1-silacyclopentane and its use in organic synthesis
Kozo Matsumoto
,
Yoshitaka Aoki
,
Koichiro Oshima
,
Kiitiro Utimoto
,
Noorsaadah Abd. Rahman
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 1.18 MB
Your tags:
english, 1993
3
A convenient route to β-aryl-substituted cyclic enamines as key synthetic intermediates of sceletium and amaryllidaceae alkaloids
Yoshihiro Matsumura
,
Jun Terauchi
,
Takashi Yamamoto
,
Takashi Konno
,
Tatsuya Shono
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 611 KB
Your tags:
english, 1993
4
Nucleosides and nucleotides. 120. Stereoselective radical deoxygenation of tert-alcohols in the sugar moiety of nucleosides: synthesis of 2′,3′-dideoxy-2′-C-methyl- -2′-C-ethynyl-β-d-threo-pentofuranosyl pyrimidines and adenine as potential antiviral and antitumor agents
Akio Kakefuda
,
Yuichi Yoshimura
,
Takuma Sasaki
,
Akira Matsuda
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 1.17 MB
Your tags:
english, 1993
5
l-Menthyl (R)-2-phenyl-4-oxo-1,3-dioxine-2-carboxylate: diastereofacial selectivity for conjugate addition and its explanation
Masayuki Sato
,
Masayuki Murakami
,
Chikara Kaneko
,
Toshio Furuya
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 793 KB
Your tags:
english, 1993
6
A carbohydrate approach to polyol fragments of amphotericin and the trienomycin- and mycotrienin antibiotics
Alois Fürstner
,
Judith Baumgartner
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 1.66 MB
Your tags:
english, 1993
7
First direct NMR spectroscopic observation of a cram-chelate involving a chiral α-alkoxy aldehyde
Manfred T. Reetz
,
Burkhard Raguse
,
Thomas Seitz
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 518 KB
Your tags:
english, 1993
8
Synthesis and electrochemical investigation of β-alkyloxy substituted meso-tetraphenylporphyrins
Hermann K. Hombrecher
,
Viviana M. Gherdan
,
Stefan Ohm
,
José A.S. Cavaleiro
,
Maria da Graça
,
P.M.S. Neves
,
Maria de Fátima Condesso
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 645 KB
Your tags:
english, 1993
9
Synthesis and structure determination of the first 1′-C-cyano-β-D-nucleosides
Valérie Uteza
,
Guo-Rong Chen
,
Jérémie Le Quan Tuoi
,
Gérard Descotes
,
Bernard Fenet
,
Annie Grouiller
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 683 KB
Your tags:
english, 1993
10
Inhibition of Ecdysone Biosynthesis : preparation of acetylenic intermediates
Mauvais Antony
,
Hetru Charles
,
Roussel Jean Pierre
,
Luu Bang1*
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 577 KB
Your tags:
english, 1993
11
Synthesis of cyclic α-hydrazino acid derivatives via N-acylhydrazonium ions
Floris P.J.T. Rutjes
,
N. Miranda Teerhuis
,
Henk Hiemstra
,
W. Nico Speckamp
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 2.09 MB
Your tags:
english, 1993
12
Cylindricines A and B, novel alkaloids from the ascidian clavelina cylindrica
Adrian J. Blackman
,
Caiping Li
,
David C.R. Hockless
,
Brian W. Skelton
,
Allan H. White
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 676 KB
Your tags:
english, 1993
13
Three new potent cytotoxic macrolides closely related to sphinxolide from the new caledonian sponge neosiphonia superstes
M.Valeria D'Auria
,
Luigi Gomez Paloma
,
Luigi Minale
,
Angela Zampella
,
Jean-Francois Verbist
,
Christos Roussakis
,
Cécile Debitus
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 546 KB
Your tags:
english, 1993
14
X = Y - ZH systems as potential 1,3-dipoles. Part 40. Chiral azomethine ylides from homochiral cyclic α-amino esters. Unusual regiospecific deprotonation of iminium ions.
Ronald Grigg
,
Zoran Rankovic
,
Mark Thornton-Pett
,
Anoma Somasunderam
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 901 KB
Your tags:
english, 1993
15
Reaction of phosphonium ylides with 4-triphenylmethyl-1,2-benzoquinone
Fayez H. Osman
,
Naglaa M. Abd El-Rahman
,
Fatma A. El-Samahy
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 918 KB
Your tags:
english, 1993
16
Graphical Abstract
Journal:
Tetrahedron
Year:
1993
File:
PDF, 378 KB
Your tags:
1993
17
Makaluvamine G, a cytotoxic pigment from an an Indonesian Sponge Histodermella sp.
John R. Carney
,
Paul J. Scheuer
,
Michelle Kelly-Borges
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 296 KB
Your tags:
english, 1993
18
Stereospecific pictet-spengler reaction: synthesis of cis (+)-(1S, 12bR)-1-aminoindoloquinolizidine from a pure α-(S)-aminoaldehyde derivative
Patricia Melnyk
,
Pierre Ducrot
,
Claude Thal
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 467 KB
Your tags:
english, 1993
19
Electrostatic effects in 1,3-dipolar cycloaddition reactions to chiral allyl ethers: a rationale for the experimentally observed diastereoselectivities
Rita Annunziata
,
Maurizio Benaglia
,
Mauro Cinquini
,
Laura Raimondi
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 607 KB
Your tags:
english, 1993
20
Synthesis of 4-C-hydroxymethyl hexopyranosyl nucleosides as potential inhibitors of HIV
Magnus Björsne
,
Björn Classon
,
ngemar Kvarnström
,
Bertil Samuelsson
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 640 KB
Your tags:
english, 1993
21
Stereoselective reactions of lithium enolates derived from N-BOC protected pyroglutamic esters
Jesús Ezquerra
,
Concepción Pedregal
,
Almudena Rubio
,
Belén Yruretagoyena
,
Ana Escribano
,
Francisco Sánchez-Ferrando
Journal:
Tetrahedron
Year:
1993
Language:
english
File:
PDF, 1017 KB
Your tags:
english, 1993
1
Follow
this link
or find "@BotFather" bot on Telegram
2
Send /newbot command
3
Specify a name for your chatbot
4
Choose a username for the bot
5
Copy an entire last message from BotFather and paste it here
×
×