(4) tert-Butyl alcohol formed in the reaction was efficiently eliminated by a dry-ice trap fitted on to the vacuum line after the elimination apparatus.(5) Several grams could be obtained with the same solid base if the addition of chloro amine 1 was regular and slow (1 g/h).(6)'H NMR (CDCIJ 6 4.2 (m, 1 H), 3.6 (m, 2 H), 2.6 (m, 2 H); IR (CD2C12) PN-" 3680, 3595, uGN 2208 cd. Due to the instability of this moduct. combustion analvsis could not be carried out ...