Synthesis of New Triazole-Based Thiosemicarbazone Derivatives as Anti-Alzheimer’s Disease Candidates: Evidence-Based In Vitro Study
作者:Fazal Rahim、Hayat Ullah、Muhammad Taha、Rafaqat Hussain、Maliha Sarfraz、Rashid Iqbal、Naveed Iqbal、Shoaib Khan、Syed Adnan Ali Shah、Marzough Aziz Albalawi、Mahmoud A. Abdelaziz、Fatema Suliman Alatawi、Abdulrahman Alasmari、Mohamed I. Sakran、Nahla Zidan、Ibrahim Jafri、Khalid Mohammed Khan
DOI:10.3390/molecules28010021
日期:——
Triazole-based thiosemicarbazone derivatives (6a-u) were synthesized then characterized by spectroscopic techniques, such as 1HNMR and 13CNMR and HRMS (ESI). Newly synthesized derivatives were screened in vitro for inhibitory activity against acetylcholinesterase (AChE) and butyrylcholinesterase (BuChE) enzymes. All derivatives (except 6c and 6d, which were found to be completely inactive) demonstrated
合成了基于三唑的缩氨基硫脲衍生物 (6a-u),然后通过 1HNMR 和 13CNMR 以及 HRMS (ESI) 等光谱技术对其进行了表征。新合成的衍生物在体外筛选了对乙酰胆碱酯酶 (AChE) 和丁酰胆碱酯酶 (BuChE) 酶的抑制活性。所有衍生物(6c 和 6d 除外,它们被发现完全没有活性)表现出中等到良好的抑制作用,范围从 0.10 ± 0.050 到 12.20 ± 0.30 µM(对于 AChE)和 0.20 ± 0.10 到 14.10 ± 0.40 µM(对于 BuChE)。类似物 6i(AChE 的 IC50 = 0.10 ± 0.050,BuChE 的 IC50 = 0.20 ± 0.050 µM),在 B 环上有双取代(2-硝基、3-羟基)和三取代(2-硝基、4 ,5-二氯基团)在环 C 和类似物 6b(AChE 的 IC50 = 0.20 ± 0.10 µM,BuChE