Ss. Bari et al., A STEREOSELECTIVE SYNTHESIS OF THYLENEDIOXYPHENYL)-2E,6E-HEPTADIENOYL]PYRROLIDINE (SARMENTOSINE) - A NEW ALKAMIDE ISOLATED FROM PIPER SARMENTOSUM, Journal of the Indian Chemical Society, 73(10), 1996, pp. 520-522
A convenient stereoselective synthesis of N'-[7-(3',4'-methylenedioxyp
henyl)-2E, 6E-heptadienoyl]pyrrolidine (1), and alkaloid isolated from
the genus piper, has been preformed starting from piperonal, where th
e stereochemistry was fixed by utilising the modified Wittig reaction.