An efficient <Emphasis Type="Italic">Mannich</Emphasis>-type synthesis of <Emphasis Type="Italic">bis</Emphasis>(pyrido[2,1-<Emphasis Type="Italic">b</Emphasis>][1,3,5]thiadiazin-7-yl)-methanes |
| |
| Authors: | Victor V Dotsenko Sergey G Krivokolysko Victor P Litvinov |
| |
| Institution: | (1) State Enterprise “Luganskstandartmetrology”, Lugansk, Ukraine;(2) Vladimir Dal’ East Ukrainian National University, Lugansk, Ukraine;(3) Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation |
| |
| Abstract: | Morpholinium 3-cyano-4-methyl-6-oxo-1,6-dihydropyridine-2-thiolate upon treatment with primary amines and a formaldehyde excess
under mild conditions produces bis(pyrido2,1-b]1,3,5]thiadiazin-7-yl)methane derivatives in good yields (67–87%).
Correspondence: Victor V. Dotsenko, State Enterprise “Luganskstandartmetrology”, 91021 Lugansk, Ukraine. |
| |
| Keywords: | Heterocycles Mannich reaction Michael adducts Pyridine-2-thiolates 1 3 5-Thiadiazines |
| 本文献已被 SpringerLink 等数据库收录！ |
|
