55314-57-3
2-戊炔酸乙酯
+
6939-25-9
3-tert-butyloxadiazol-3-ium-5-olate
→
682757-45-5
ethyl 1-(1,1-dimethylethyl)-3-ethyl-1H-pyrazole-4-carboxylate
682757-46-6
1H-Pyrazole-3-carboxylicacid,1-(1,1-dimethylethyl)-4-ethyl-,ethylester(9CI)