Vy. Sosnovskikh et My. Melnikov, UNEXPECTED SYNTHESIS OF AMETHYLENEACETONYL)-2-TRIFLUOROMETHYLIMIDAZOLIDINE, Mendeleev communications, (1), 1998, pp. 19-20
The reaction of y-5,5-pentamethylene-1,1,1-trifluoro-2-hexen-4-one wit
h ethylenediamine, in contrast to the similar reaction involving ydrox
y-5,5-dimethyl-1,1,1-trifluoro-2-hexen-4-one, leads to methyleneaceton
yl)-2-trifluoromethylimidazolidine.