1. 1,138,405; Chem. Abstr.7096804 j,(1969) Patent U. K.
2. Patent, U. K. Preparation of (1) and (2) by a six stage synthesis has been described previously: 1,310,236;Chem. Abstr.78, 159633 r (1973)
3. Belg. Patent, 828,822;Chem. Abstr.84, 44089 z(1976)
4. THE PREPARATION OF SOME C-ALKYLMORPHOLINES1
5. Umsetzungen von Halogenverbindungen mit Formamid (Formamid‐Reaktionen, III. Mitteil.)