4492-02-8
4,5,6,7-四氢-1H-吲唑-3-羧酸乙酯
→
~99%
90434-92-7
4,5,6,7-四氢-1H-吲唑-3-羧肼
108-94-1
环己酮
5396-14-5
2-氧代环己烷乙醛酸乙酯