sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride in ethanol; dichloromethane T=30°C; 0.416667 h; ultrasound cleaner; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
1: With lithium hydroxide monohydrate; N-benzyl-N,N,N-triethylammonium chloride; water in tert-butyl alcohol T=20°C; 24 h; 2: With hydrogenchloride in water pH=1;