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从缩水甘油醛和未保护的核苷酸碱基直接一锅法合成2-碘-2-脱氧核苷及其对日本脑炎病毒的生物学评价

One pot access to 2-iodo-2-deoxy nucleosides directly from glycals and unprotected nucleobases and their biological evaluation on the Japanese Encephalitis Virus.

作者信息

Sakander Norein, Archana Km, Ahmed Ajaz, Mishra Shriyanshi, Tripathi Raj Kamal, Mukherjee Debaraj

机构信息

Natural Product and Medicinal Chemistry Division, CSIR-Indian Institute of Integrative Medicine Jammu-180001 India.

Academy of Scientific and Innovative Research (AcSIR) Ghaziabad-201002 India.

出版信息

RSC Adv. 2025 Jul 23;15(32):26490-26496. doi: 10.1039/d5ra02382c. eCollection 2025 Jul 21.

DOI:10.1039/d5ra02382c
PMID:40703068
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC12285759/
Abstract

An expedient one-pot stereo- and regioselective synthesis of 2-iodo-nucleosides from protected glycals and nucleobases using easily available iodine and hexamethyldisilane as halogenating, and silylating agents respectively has been developed. Most of the products synthesized characterized as diastereomerically pure β-1,2-trans-diequitorial nucleosides hitherto not reported. The studies unveil the cogent antiviral activity of these newly synthesized nucleoside derivatives against the Japanese Encephalitis Virus (flavivirus) in the Vero cell line.

摘要

已开发出一种便捷的一锅法立体和区域选择性合成方法,该方法使用易于获得的碘和六甲基二硅烷分别作为卤化剂和硅烷化剂,从受保护的缩水甘油醛和核碱基合成2-碘代核苷。所合成的大多数产物被表征为非对映体纯的β-1,2-反式-双赤道核苷,这是迄今尚未报道过的。这些研究揭示了这些新合成的核苷衍生物在Vero细胞系中对日本脑炎病毒(黄病毒)具有较强的抗病毒活性。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/80e196040378/d5ra02382c-f3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/d4539a026af3/d5ra02382c-f1.jpg
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https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/e99b2568f2fd/d5ra02382c-s2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/601b52ebabbc/d5ra02382c-s3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/033be2ec7e14/d5ra02382c-s4.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/0a5bccc96aa4/d5ra02382c-s5.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/a0342772f1d5/d5ra02382c-f2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/80e196040378/d5ra02382c-f3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/d4539a026af3/d5ra02382c-f1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/10ca77429d68/d5ra02382c-s1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/e99b2568f2fd/d5ra02382c-s2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/601b52ebabbc/d5ra02382c-s3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/033be2ec7e14/d5ra02382c-s4.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/0a5bccc96aa4/d5ra02382c-s5.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/a0342772f1d5/d5ra02382c-f2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8b85/12285759/80e196040378/d5ra02382c-f3.jpg

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本文引用的文献

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Nucleoside-based anticancer drugs: Mechanism of action and drug resistance.核苷类抗癌药物:作用机制与耐药性
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