中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
1,3-丙酮二羧酸二乙酯 | diethyl 1,3-acetonedicarboxylate | 105-50-0 | C9H14O5 | 202.207 |
An organic salt generated by cyclic thioureas and 2-di(methylsulfanyl)methylenemalononitrile in reaction with primary and secondary α-haloketones leads to tetrasubstituted thiophenes without using additional base or catalyst at room temperature.