+++1 Heterocycles и 2 Syntheis

[Eugene]

Уважаемые коллеги!
Помогите со статьями
1. Eugene S. Gladkov,* Valentin A. Chebanov, Sergey M. Desenko, Oleg V. Shishkin, Svetlana V. Shishkina, Doris Dallinger, and C. Oliver Kappe. Multicomponent Cyclocondensations of β-Ketosulfones with Aldehydes and Aminoazole Building Blocks // Heterocycles. 2007. Volume 73, Issue 1, Pages 469-480.

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dx.doi.org/10.3987/COM-07-S(U)19

2. Hassan Hazarkhani, Babak Karimi. N-Bromosuccinimide as an Almost Neutral Catalyst for Efficient Synthesis of Dihydropyrimidinones Under Microwave Irradiation // Synthesis. 2004, (8), p. 1239-1242.

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dx.doi.org/10.1055/s-2004-822348

3. Sergey V. Ryabukhin, Andrey S. Plaskon, Eugeniy N. Ostapchuk, Dmitriy M. Volochnyuk, Andrey A. Tolmachev.
N-Substituted Ureas and Thioureas in Biginelli Reaction Promoted by Chlorotrimethylsilane: Convenient Synthesis of N1-Alkyl-, N1-Aryl-, and N1,N3-Dialkyl-3,4-Dihydropyrimidin-2(1H)-(thi)ones // Synthesis. 2007, (3), p. 417-427.

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dx.doi.org/10.1055/s-2007-965881

[Chem_DM]

[Eugene]

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