1: in water T=20 - 75°C; 16 h; Industry scaleResolution of racemate; 2: With hydrogenchloride in water T=0 - 5°C; 3: With sodium hydroxide in water pH=~ 9 - ~ 10; Purification / work up;

Resolution of racemate; Purification / work up;

1: in water T=20 - 75°C; 16 h; Industry scaleResolution of racemate; 2: With hydrogenchloride in water T=0 - 5°C; 3: With sodium hydroxide in water pH=~ 9 - ~ 10; Purification / work up;

Resolution of racemate; Purification / work up;