121269-45-2
(5R)-3,4,5,6-四氢-5-苯基-4(H)-1,4-恶嗪-2-酮
+
501-53-1
氯甲酸苄酯
→
~80%
121269-46-3
(5R)-3,4,5,6-四氢-5-苯基-n-(苄氧基羰基)-4(h)-1,4-噁嗪-2-酮
56613-80-0
D-苯甘氨醇
201018-12-4