molecular dehydration reaction azacycle synthesis Wenker synthesis NAMERXN:4.1.66 RXNO RXNO:0000590 Synthesis of an aziridine by dehydrating a beta aminoalcohol with sulfuric acid. Wenker aziridine synthesis https://doi.org/10.1021/ja01314a504 https://www.wikidata.org/wiki/Q900233