中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
4-(1H-[1,2,4]噻唑-3-基)-吡啶 | 4-(1H-1,2,4-triazol-3-yl)pyridine | 14803-99-7 | C7H6N4 | 146.151 |
1,2-二氢-5-(4-吡啶)-3H-1,2,4-噻唑-3-酮 | 5-[4]pyridyl-1,2-dihydro-[1,2,4]triazol-3-one | 939-08-2 | C7H6N4O | 162.151 |
4-(5-甲硫基-2H-1,2,4-三唑-3-基)吡啶 | 4-(5-methylsulfanyl-1H-[1,2,4]triazol-3-yl)-pyridine | 3770-47-6 | C8H8N4S | 192.244 |
4-(5-乙硫基-2H-1,2,4-三唑-3-基)吡啶 | 4-(3-ethylsulfanyl-1H-1,2,4-triazol-5-yl)pyridine | 3652-22-0 | C9H10N4S | 206.271 |
Syntheses are described for several 4-(1',2',4'-triazol-3'yl)pyridines, 3-and 4-(1',3',4'-thiadiazol-2'-yl)-pyridines, 3- and 4-(1',3',4'-oxadiazol-2'-yl)pyridines, 5-(1',3',4'-thiadiazol-2'-yl)pyrimidines and 5-(1',3',4'-oxadiazol-2'-yl)pyrimidines, all provided with a β-dimethylaminoethylthio side chain at the 5-position of the five-membered ring. The activities of these compounds as amplifiers of phleomycin-G against an in vitro culture of Escherichia coli B are tabulated and discussed.