Synthesis of 7,8,9-trisubstituted dihydropurine derivatives via a 'tert-Amino Effect' cyclization

Synthesis of 7,8,9-trisubstituted dihydropurine derivatives via a 'tert-Amino Effect' cyclization
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通过“叔氨基效应”环化合成 7,8,9-三取代二氢嘌呤衍生物

DOI:
10.1055/s-2008-1078212
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发表时间:
2008-09-15
期刊:
影响因子:
2
通讯作者:
Bai, Xu
Bai, Xu
中科院分区:
化学4区
文献类型:
--
作者:
Che, Xin;Zheng, Lianyou;Bai, Xu

文献摘要

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以5-氨基-4-(N,N-二取代)氨基嘧啶和芳香醛为原料,通过级联反应合成了7,8,9-三取代二氢嘌呤衍生物。该反应的关键转变是由于“叔氨基效应”引起的[1,6]-氢位移。
7,8,9-Trisubstituted dihydropurine derivatives were prepared from 5-amino-4-(N,N-disubstituted)aminopyrimidines and aromatic aldehydes via a cascade of reactions. The key transformation for the reaction is a [1,6]-hydrogen shift due to a 'tert-amino effect'.