hydrogenchloride; sodium acetate in water T=20°C; 72 h;

1: bis-(2,2-diethoxy-ethyl) ether With acetic acid in water T=100°C; 2 h; 2: acetone-1,3-dicarboxylic acid; benzylamine With disodium hydrogenphosphate; citric acid in water T=25 - 28°C; 24 h; 3: With sodium hydroxide in water pH=11;

1: 2-(2,2-diethoxyethoxy)-1,1-dimethoxyethane; [14C]-N-Benzylamine hydrochloride With hydrogenchloride; dipotassium hydrogenphosphate; acetic acid; citric acid in water T=0 - 5°C; Mannich Reaction; 2: acetone-1,3-dicarboxylic acid in water T=20°C; Mannich Reaction; pH=4;

hydrogenchloride 6.5 h;