57113-90-3
阿奇沙坦沙坦中间体甲酯C3
→
~83%
474708-09-3
methyl 3-amino-2-[(2-methylpropan-2-yl)oxycarbonylamino]benzoate
107582-20-7
2,3-二氨基苯甲酸甲酯