Synthesis of terminal allenes via a copper-catalyzed decarboxylative coupling reaction was developed. Aryl alkynyl carboxylic acid, paraformaldehyde, and dicyclohexylamine were reacted with CuI (20 ...

Grand ceremony held to worship legendary ancestor Huangdi in China's Henan A ceremony to worship Huangdi, a legendary common ancestor of the Chinese people, is held in Xinzheng City, central China's ...

On what was supposed to be a day like any other for farmers digging a well near the city of Xian, China in 1974, quickly ...

A stone carving that some scholars believe dates back more than 2,200 years and could carry major cultural significance has ...

The role of the Cl– anion as a templating agent for the synthesis of cyclopeptides was assessed through the preparation of three new homocyclolysines and other six cyclic peptides by head-to-tail ...

Throughout Chinese history, the dragon has also been associated with imperial power, going back to the first emperor of unified China, Qin Shi Huangdi (r. 221-210 B.C.).