Substituted Thiosemicarbazides and Corresponding Cyciized 1,3,4-Oxadiazoles and Their Anti-inflammatory Activity
作者:Krishna Raman、Haribansh K. Singh、Steven K. Salzman、Surendra S. Parmar
DOI:10.1002/jps.2600820210
日期:1993.2
magnetic resonance spectra. All compounds were evaluated for anti-inflammatory activity by determining their ability to provide protection against carrageenin-induced edema in rat paw. The anti-inflammatory activity possessed by substituted thiosemicarbazides [100 mg/kg, intraperitoneal(ip)] ranged from 22 to 68%, whereas substituted 1,3,4-oxadiazoles (100 mg/kg, ip) provided protection of 10-76%. Hydrocortisone
合成了几种1-(4-联苯氧基乙酰基)-4-取代的芳基硫代氨基脲及其相应的环化2-(4-联苯氧基甲基)-5-芳基氨基-1,3,4-恶二唑,并通过元素分析和IR,质量和核素表征磁共振光谱。通过确定它们对角叉菜胶诱导的大鼠足水肿的保护能力,评估了所有化合物的抗炎活性。取代的硫代氨基脲[100 mg / kg,腹膜内(ip)]的抗炎活性为22%至68%,而取代的1,3,4-恶二唑(100 mg / kg,ip)提供10-76的保护%。用作标准参考药物的氢化可的松(10 mg / kg,ip)和羟苯丁酮(40 mg / kg,ip)分别使大鼠爪水肿减少44.6%和52.9%。所有化合物(1 mM)都具有抗蛋白水解活性,这是由于它们具有体外抑制胰蛋白酶诱导的牛血清白蛋白水解的能力所反映的。对于取代的硫代氨基脲而言,这种抑制作用介于43%至72%之间;对于取代的1,3,4-恶二唑而言,抑制作用介于30%至83%之间。