The yield depended on the used equivalents of the silyl-substituted alkyne: While 1.50 equivalents of the donor-alkyne led only to 23% yield, the increase to 2.50 equivalents led to 91% yield in their ...
Department of Chemical Science and Engineering, School of Materials and Chemical Technology, Institute of Science Tokyo, S1-23, O-okayama, Meguro-ku, Tokyo 152-8552, Japan ...
A research team has developed a method for extracting gold from electronics waste, then using the recovered precious metal as a catalyst for converting carbon dioxide (CO2), a greenhouse gas, to ...
Electronics waste is a potential gold mine, with an estimated ton of e-waste containing at least 10 times more gold than a ton of ore. With e-waste expected to reach 80 million metric tons by 2030, ...