Title of article
Synthesis of nitrogen bicyclic scaffolds: pyrimido[1,2-a]pyrimidine-2,6-diones
Author/Authors
Sylvain Grosjean، نويسنده , , Smail Triki، نويسنده , , Jean Claude Meslin، نويسنده , , Karine Julienne، نويسنده , , David Deniaud، نويسنده ,
Issue Information
هفته نامه با شماره پیاپی سال 2010
Pages
13
From page
9912
To page
9924
Abstract
The multi-step synthesis of 1,3,7-trisubstituted pyrimido[1,2-a]pyrimidinediones starting from isothiocyanates is described. These nitrogen bicycles were prepared by an iterative sequence of functionalization/cyclocondensation reactions. [4+2] Cycloaddition reactions took place between diazadienic chains and various acyl chlorides providing sophisticated heterobicycles.
Keywords
3-diazabutadienes , 1 , Methylsulfanyl group , Nitrogen heterocycles , Dihydropyrimidinones
Journal title
Tetrahedron
Serial Year
2010
Journal title
Tetrahedron
Record number
1102783
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