... L. Sh. Gorodetskii, ON Volzhina, IA Kuznetsova, and EN Alekseeva ... of an alcoholate with diethyl carbonate; the ring of 5-methyl-5-n-propyl-l,3- dioxanon-2-one (III) obtained is opened by the action of isopropylamine to form N-mono- isopropyl 2-methyl-2-n-propylpropane-l,3-diol ...