Synthesis of Biologically Active Angular Pyranocoumarins - Couverture souple

Joshi, Priya

 
9786202684064: Synthesis of Biologically Active Angular Pyranocoumarins

Synopsis

Coumarins (2H-l-benzopyran-2-ones, 1) are secondary metabolites produced by plants belonging to families like leguminosae, rutaceae, umbelliferae arid compositae. There are lots of controversies regarding the exact role of coumarins in plants but it is known that they act as growth regulators, seed dormancy regulators, bacteriostats, fungistats etc.Many naturally occurring angular pyranocoumarins show interesting biological activities. Thus, alloxanthoxyletin is known to have insecticidal activity, Calophylloloide has been reported to exhibit high oral anticoagulant, antitubercular, antiinflammatoiy and antiarithritic activities.In present study, convenient methods have been described for the syntheses of angular pyranocoumarins, alloxanthoxyletin , dihydrodipetalolactone and dihydrocitrusarin A starting from toddaculine through the common precursor dihydropyranocoumarin.We have synthesized some angular pyranocoumarins in tandem cyclization method in few steps.

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Autres éditions populaires du même titre

9786202680424: Synthesis of Biologically Active Angular Pyranocoumarins

Edition présentée

ISBN 10 :  6202680423 ISBN 13 :  9786202680424
Editeur : LAP LAMBERT Academic Publishing, 2020
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