88072-07-5
methyl 3-(3-bromopropanoylamino)-4-ethylbenzoate
→
~86%
88072-17-7
methyl 4-ethyl-3-(2-oxoazetidin-1-yl)benzoate
24812-93-9
3-氨基-4-乙基苯甲酸甲酯
51885-79-1
4-乙基-3-硝基苯甲酸甲酯
88072-25-7
4-ethyl-3-(2-oxoazetidin-1-yl)benzoic acid