... Furthermore, hindered amines tended to produce bis-amine Michael adducts. figure ... Evaporation of the organic extracts afforded essentially pure 1 in 87% assay yield. ... Chim. Acta 1966, 49, 690−695. [CrossRef], [CAS] Synthesis of 4-chloropiperidines. Fankhauser, R.; Grob, CA ...
[Lloyd, Wayne; Reese, Colin B.; Song, Quanlai; Vandersteen, Anthony M.; Visintin, Cristina; Zhang, Pei-Zhou Journal of the Chemical Society, Perkin Transactions 1, 2000 , # 2 p. 165 - 176]