35260-93-6
2-氰基-3-乙氧基巴豆酸乙酯
→
34605-62-4
ethyl 5-amino-1,3-dimethylpyrazole-4-carboxylate
85290-76-2
1,3-二甲基-1H-吡唑-4-羧酸乙酯
85290-72-8
ethyl 5-chloro-1,3-dimethylpyrazole-4-carboxylate
103068-68-4
N,1,3-三甲基-1H-吡唑-5-胺