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pro vyhledávání: '"Dāgs Dāvis Līpiņš"'
Autor:
Dāgs Dāvis Līpiņš, Andris Jeminejs, Una Ušacka, Anatoly Mishnev, Māris Turks, Irina Novosjolova
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 20, Iss 1, Pp 675-683 (2024)
2-Chloro-4-sulfonylquinazolines undergo functional group swap when treated with an azide nucleophile: 1) the azide replaces the sulfonyl group at the C4 position; 2) the intrinsic azide–tetrazole tautomeric equilibrium directs the nucleofugal sulfi
Externí odkaz:
https://doaj.org/article/c9ab4c6347f04d96ba36101813bfcb31
Publikováno v:
Current protocolsLiterature Cited. 1(9)
Here, we describe detailed synthetic protocols for preparation of 6-amino/thio-2-triazolylpurine ribonucleosides. First, 9-(2',3',5'-tri-O-acetyl-β-D-ribofuranosyl)-2,6-diazido-9H-purine, to be used as a key starting material, is synthesized in an S