@article{article_999921, title={STOBBE CONDENSATION INVOLVING DIETHYL-p,^-DIMETHYL- GLUTARATE II}, journal={Communications Faculty of Sciences University of Ankara Series B Chemistry and Chemical Engineering}, volume={35}, year={1989}, DOI={10.1501/Commub_0000000472}, author={El-bassıouny, F.a.}, keywords={STOBBE CONDENSATION, INVOLVING, GLUTARATE}, abstract={Diethy]-Ş,3-dimethylglutarate condenses with furan-2-aldehyde and thiophene-2-aI- dehyde in presence of sodium hydride to give predominantly the (Z)-half ester (la,b) together with small amounts of the (E)-half eseter (2a,b). The structure of the (E)-half esters was based on thier cyclization to cyclopenteno-furan and cyclopenteno-thiophene derivatives (5a,b) res- pectively, as well as, spectroscopic evidence.}, publisher={Ankara University}