中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | ethyl 2-(5-nitro-2-furylmethylidene)-3-oxobutanoate | 20207-84-5 | C11H11NO6 | 253.211 |
Unsymmetrically 3,5-disubstituted 4-(5-X-2-furyl)-2,6-dimethyl-1,4-dihydropyridines (where X = H, Br, NO2) have been synthesized and characterized by spectral methods (IR, UV, 1H NMR and MS). The modified Hantzsch method made it possible to prepare the title compounds as well as their