Perhydro-1,3,6,2-trioxazocine

2-(1,1-Dimethyl-2-methoxycarbonylethyl)perhydro-1,3,6,2-trioxazocine (2) has been prepared for the first time via the acid-catalyzed reaction of methyl ester of 3-(dimethoxyamino)isovaleric acid (1) with diethyleneglycol.