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One-Flask Synthesis of Pyrazolo[3,4-d]pyrimidines from 5-Aminopyrazoles and Mechanistic Study

A novel one-flask synthetic method was developed in which 5-aminopyrazoles were reacted with N,N-substituted amides in the presence of PBr(3). Hexamethyldisilazane was then added to perform heterocyclization to produce the corresponding pyrazolo[3,4-d]pyrimidines in suitable yields. These one-flask...

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Vydáno v:Molecules
Hlavní autoři: Yen, Wan-Ping, Tsai, Shuo-En, Uramaru, Naoto, Takayama, Hiroyuki, Wong, Fung Fuh
Médium: Artigo
Jazyk:Inglês
Vydáno: MDPI 2017
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On-line přístup:https://ncbi.nlm.nih.gov/pmc/articles/PMC6154590/
https://ncbi.nlm.nih.gov/pubmed/28509884
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.3390/molecules22050820
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