Synthesis of some new 5-chloro-7-mercapto-1-methyl/phenyl-1,2,4-triazolo[4,5-<i>b</i>]pyrazin-2(1<i>H</i>)-ones and 5-chloro-3-thiopyrazin-2(1<i>H</i>)-one derivatives as possible antibacterial and antifungal agents
作者:B. K. Bhattacharya
DOI:10.1002/jhet.5570230123
日期:1986.1
4-triazolo[4,5-6]pyrazin-2(1/H)-ones V and their disul-phides VI, 5-chloro-3-mercapto-2(1H)-pyrazinonones III, 5-chloro-3-(N-aryl-N-acetylthioureido)-1-methyl/-phenyl-2(1H)-pyrazinones VII, 5-chloro-1-methyl/phenyl-3-sulphonamido-2(1H)-pyrazinones X and chloro-2-methyl/phenyl-(3-methyl)-3-thio-2(1H)-pyrazinones XI were synthesized starting from 3,5-dichloro-1-methyl/phenylpyrazin-2(1H)-ones I. Fifteen of these
几个新的5-氯-7-巯基-1-甲基/苯基-1,2,4-三唑并[4,5-6]吡嗪-2(1 / H)-ones V及其二硫化物VI,5-氯-3-巯基-2(1 H)-吡嗪酮III,5-氯-3-(N-芳基-N-乙酰硫脲基)-1-甲基/-苯基-2(1 H)-吡嗪酮VII,5-氯从以下开始合成-1-甲基/苯基-3-磺酰胺基-2(1 H)-吡嗪酮X和氯-2-甲基/苯基-(3-甲基)-3-硫代-2(1 H)-吡嗪酮XI 3,5-二氯-1-甲基/苯基吡嗪-2(1 H)-一。筛选了其中的十五种化合物对两种细菌枯草芽孢杆菌和金黄色葡萄球菌的抗菌和抗真菌活性。,以及两种真菌黑曲霉和米曲霉。给出了可能的结构活动关系。