Natalya S. Khruscheva, Nikolay M. Loim, Viatcheslav I. Sokolov and V. D. Makhaev
A number of organic and organometallic aldehydes have been converted into optically active oxazolidines by solid-state interaction with (-)-ephedrine and (+)-pseudoephedrine. The stereoselectivity of the solid-state reaction is compared with that in boiling ethanol solution.