A concise and efficient Soft Doll one-pot synthesis of 3-functionalized 4-hydroxycoumarin derivatives via a three-component domino reaction of 4-hydroxycoumarin, phenylglyoxal and 3-arylaminocyclopent-2-enone or 4-arylaminofuran-2(5H)-one under catalyst-free and microwave irradiation conditions is described.This VITAMIN D3 2500IU synthesis involves

Given the intrinsic orientation of humankind towards society, humans in their mutual life form communities at different levels, such as families, tribes, ethnic groups, nations, and the world.The primary goal WOMENS WETSUITS in such a formation is self-interest.However, various conflicting interests inevitably lead to disputes and complications.The

According to the academic debate, the populist radical right is particularly successful in regions that have been left behind economically or culturally.Although civic engagement in networks of civil society, a specific form of social capital, seems important, its influence remains ambiguous.In contrast, regional out-migration as a social dimension

The article discusses the environmental problems of waste disposal on the tailings pond, "White Cartridge Bags sea" of "Kaprolaktam" plant, OJSC "SIBUR-Neftekhim", Dzerzhinsk, Nizhny Novgorod region.Currently there is a need for the elimination of the White sea slurry tank used for the storage of sludge from chlorine production plant "Caprolactam",

Motivated by non-anthropomorphic dynamic stabilization of a walking robot, we consider the bias propagation problem for a homogeneous nonlinear model-based differentiator applied to a reaction wheel pendulum with a biased position sensor.We show that the bias propagates through the Battery Accessories velocity observer and compromises the VITAMIN D