Now showing items 21-23 of 23
Synthetic studies on chaksine
This thesis is concerned with the studies in the synthesis of a monoterpenoid alkaloid, chaksine. Ethyl 2-n~butyl-4-bromoacetoacetate (11) was treated with sodium azide to give ethyl 2-n-butyl-4-azidoacetoacetate (12), ...
Synthetic studies on slaframine
Thjs thesis is concerned with the prelIminary studies in the synthesis of an indolizine alkaloid, slaframine. A Wittig reaction of 3-carbethoxypropyltriphenylphosophonium iodide (43) with 4-pentenal (44) gave ...
Dielectric relaxation and infrared studies of hydrogen bonding
Dielectric relaxation and infrared study of a number of associating (H-bonding) compounds in glassy media, mainly polystyrene, have been carried out. The dielectric measurements by a General Radio 1621 Precision ...