5442-91-1
4-乙氧羰基-3,5-二甲基吡咯-2-羧酸
→
~81%
5430-79-5
ethyl 5-iodo-2,4-dimethyl-1H-pyrrole-3-carboxylate
2199-51-1
2,4-二甲基-3-吡咯羧酸乙酯