General approach for the synthesis of polyquinenes via the Weiss reaction
AK Gupta, X Fu, JP Snydert, JM Cook - Tetrahedron, 1991 - Elsevier
In 1968, Weiss and Edwards reported'that the reaction of two molecules of dimethyl 3-
oxoglutarate 1 with one molecule of glyoxal 2 in slightly acidic (pH= 5) aqueous solution …
oxoglutarate 1 with one molecule of glyoxal 2 in slightly acidic (pH= 5) aqueous solution …
A short synthesis of dimethyl tricyclo[3.3.0.03,7]octane‐1,5‐dicarboxylate and its 3,7‐dimethyl derivative. A new route to the tricyclo[3.3.0.03,7]octane skeleton
P Camps, C Iglesias, MJ Rodríguez… - Chemische …, 1988 - Wiley Online Library
Five‐step syntheses of dimethyl tricyclo [3.3. 0.03, 7] octane‐1, 5‐dicarboxylate (13) and its
3, 7‐dimethyl derivative 14 from the readily available cis‐bicyclo [3.3. 0] octane‐3, 7‐diones …
3, 7‐dimethyl derivative 14 from the readily available cis‐bicyclo [3.3. 0] octane‐3, 7‐diones …
Synthese, Struktur und thermische Umlagerungen des 2, 6‐Dicyan‐1, 5‐dimethylsemibullvalens
H Quast, J Christ, EM Peters, K Peters… - Chemische …, 1985 - Wiley Online Library
Abstract Zinkiodid‐katalysierte Addition von Trimethylsilylcyanid an das Bicyclo [3.3. 0] octan‐
2, 6‐dion 9 ergibt das sterisch einheitliche O‐silylierte Cyanhydrin 10, das mit …
2, 6‐dion 9 ergibt das sterisch einheitliche O‐silylierte Cyanhydrin 10, das mit …
Synthese, Struktur und Cope‐Umlagerung einiger 3, 7‐Dicyan‐1, 5‐dimethylsemibullvalene
H Quast, Y Görlach, EM Peters, K Peters… - Chemische …, 1986 - Wiley Online Library
Addition von Trimethylsilylcyanid an das Bicyclo [3.3. 0] octan‐3, 7‐dion 8 und nachfolgende
Umsetzung der diastereomeren O‐silylierten Biscyanhydrine 12 mit Trichlorphosphanoxid in …
Umsetzung der diastereomeren O‐silylierten Biscyanhydrine 12 mit Trichlorphosphanoxid in …
Benzoannelated fenestranes
D Kuck - Advances in theoretically interesting molecules, 1998 - books.google.com
84 3. Benzoannelated [5.5. 5.6] Fenestranes. 96 3.1. Synthesis of All-cis-Stereoisomers. 96
3.2. cis, cis, cis, trans-Stereoisomers: General Aspects.. 97 3.3. Synthesis of Benzoannelated …
3.2. cis, cis, cis, trans-Stereoisomers: General Aspects.. 97 3.3. Synthesis of Benzoannelated …
Synthesis and degenerate cope rearrangement of 2, 6-diphenylbarbaralane
H Quast, E Geissler, A Mayer, LM Jackman, KL Colson - Tetrahedron, 1986 - Elsevier
The oxygen-sensitive 2, 6-diphenylbarbaralanes 15 and 16 are synthesized from bicyclo
[3.3. 1] nonane-2, 6-dione (9) via dibromide 14 in four steps with 46 and 54% overall yield …
[3.3. 1] nonane-2, 6-dione (9) via dibromide 14 in four steps with 46 and 54% overall yield …
A new synthetic entry into the tricyclo [3.3. 0.03, 7] octane skeleton
P Camps, C Iglesias, R Lozano, MA Miranda… - Tetrahedron letters, 1987 - Elsevier
Tetrahedron Letters,Vol.28,No.l6,pp 1831-1832,1987 0040-4039/87 $3.00 + .OO Printed in
Great Britain Pergamon Journals Ltd. TRIC Page 1 Tetrahedron Letters,Vol.28,No.l6,pp …
Great Britain Pergamon Journals Ltd. TRIC Page 1 Tetrahedron Letters,Vol.28,No.l6,pp …
Synthesis and dynamic behavior of (1, 5) cyclooctatetraenophanes. Effect of distal atom bridging on racemization rates and electrochemical reducibility
LA Paquette, MP Trova, J Luo, AE Clough… - Journal of the …, 1990 - ACS Publications
The [5]-,[6]-,[8]-, and [10](l, 5) cyclooctatetraenophanes as well as non-C2-symmetric methyl
homologues of these 1, 5-bridged [SJannulenes havebeen preparedconveniently via a …
homologues of these 1, 5-bridged [SJannulenes havebeen preparedconveniently via a …
Synthesis of some 3, 7-dicyano-1, 5-dimethylsemibullvalenes
H Quast, Y Görlach - Tetrahedron letters, 1983 - Elsevier
Tetrahedron Letters,Vo1.24,No.50,pp 5591-5594,1983 0040-4039/83 $3.00 + .OO Printed
in Great Britain 01983 Pergamon Press Ltd. Page 1 Tetrahedron Letters,Vo1.24,No.50,pp …
in Great Britain 01983 Pergamon Press Ltd. Page 1 Tetrahedron Letters,Vo1.24,No.50,pp …
1, 5‐Dimethylbicyclo [3.3. 0] octan‐2, 6‐dion und 1, 5‐Dimethyl‐bicyclo [3.3. 0] octa‐3, 7‐dien‐2, 6‐dion.–Grundbausteine substituierter Semibullvalene
H Quast, J Christ - Liebigs Annalen der Chemie, 1984 - Wiley Online Library
Abstract Michael‐Addition von Methylmalonsäure‐dimethylester (13) an tert‐Butyl‐acrylat
(14) führt nahezu quantitativ zum Triester 15a, der selektiv zur Diestersäure 15b hydrolysiert …
(14) führt nahezu quantitativ zum Triester 15a, der selektiv zur Diestersäure 15b hydrolysiert …