2,2-dimethylaziridine

Dry the 2,2-dimethylaziridine over solid KOH, filter and freshly distil from sodium before use, and store it under dry nitrogen. The N-phenylthiocarbamoyl derivative crystallises from pet ether containing a trace of Me2CO with m 92.5-93.5o. [Hassner et al. J Am Chem Soc 91 5046 1969, Cairns J Am Chem Soc 63 871 1941, Lamaty et al. Justus Liebigs Ann Chem 726 77 1969, Beilstein 20 III/IV 280.]