620-72-4
溴乙酸苯酯
+
56613-80-0
D-苯甘氨醇
→
~77%
121269-45-2
(5R)-3,4,5,6-四氢-5-苯基-4(H)-1,4-恶嗪-2-酮
116173-81-0
(4R)-2-methyl-4-phenyl-4,5-dihydro-1,3-oxazole
175226-64-9
(3R)-3-phenyl-2,3-dihydro-1,4-oxazin-6-one
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
119878-90-9
(5R)-n-(叔丁氧基羰基)-3,4,5,6-四氢-5-苯基-4(h)-1,4-噁嗪-2-酮