1 - Memorial University of Newfoundland

List of Tables
TABLE 1.1 Optimization for the Synthesis of 3-Acetamidocoumarin
TABLE 1.2 Condensation of Salicylaldehydes with N-Acetylglycine.
.........4
......6
TABLE 1.3 Conversion of 3-Acetamidocoumarins (5) into Boc-protected 3-
Aminocoumarins (6)..
TABLE 1.4 Removal ofthe Boc Group....
TABLE 1.5 Synthesis of2-Azadienes 9b-9d.
TABLE 1.6 Synthesis of2-Azadienes IOa-IOd.
. 7
. 8
. 11
TABLE 2.1 Effect of Lhe Catalyst and Solvent on the Povarov Reaction of 17 with 23
and 21..
TABLE 2.2 Three-Component Synthesis of PyridoI2,3-c]coumarins..
... 12
...............87
. 91
TABLE 2.3 Effect of Catalyst Loading, Concentration of 17 and Ratio of Dienophile on
the Yield..
TABLE 2.4 Bond lengths (
TAULE 2.5 Bond angles ()..
TABLE 3.1 Intramolecular Povarov Reactions between 59 and 45..
TABLE 3.2 Intramolecular Povarov Reactions between 59 and 68..
TABLE 3.3 Synthesis of 78..
TABLE 3.4 Bond lengths (A)..
TABLE 3.5 Bond angles ()
...96
... 201
. .....203
............226
. 229
. 230
...303
............304
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