Synthesis of dihydropyrano [2,3-c] pyrazole derivatives.
In vitro yeast α-glucosidase inhibitory activity.
Seven compounds i.e. class="boldFont">1, class="boldFont">2, class="boldFont">4, class="boldFont">19, class="boldFont">22, class="boldFont">30, and class="boldFont">33 were found to possess α-glucosidase active.
Structure–activity relationship has been established.