作者:Robert N. Comber、Rita J. Gray、John A. Secrist
DOI:10.1016/0008-6215(92)84179-v
日期:1992.9
Acyclic analogues of pyrazofurin, including 4-hydroxy-3(5)-[( 2-hydroxy-1-(hydroxymethyl)-ethoxy]methyl)-1H-pyrazole-5 (3)-carboxamide (36) and 4-hydroxy-3(5)-[(2-hydroxyethoxy)methyl]-1H-pyrazole-5(3)-carboxamide (27), that possess the side chains of ganciclovir and acyclovir, respectively, were prepared by heating methyl 4-acetoxy-1-acetyl-3-bromomethyl-1H-pyrazole-5-carboxylate (15) and sodium acetate
吡唑啉的无环类似物,包括4-羟基-3(5)-[(2-羟基-1-(羟甲基)-乙氧基]甲基)-1H-吡唑-5(3)-羧酰胺(36)和4-羟基-通过加热4-乙酰氧基-1甲基来制备分别具有更昔洛韦和阿昔洛韦侧链的3(5)-[(2-羟基乙氧基)甲基] -1H-吡唑-5(3)-羧酰胺(27)。 -乙酰基-3-溴甲基-1H-吡唑-5-羧酸盐(15)和乙酸钠的必要醇类,或36%的醇钠的无水四氢呋喃溶液。除了4-羟基-3(5)-[(3-羟基丙氧基)甲基] -1H-吡唑-5(3)-羧酰胺(28)外,这些类似物均无抗病毒活性,对人巨细胞病毒显示出轻微的活性。