Tetrasubstituted furans were efficiently synthesized from Fe(OAc)2-catalyzed C–H/C–H cross-dehydrogenative-coupling (CDC) reactions of activated carbonyl methylenes with S,S-functionalized internal ...

China's Vice President Han Zheng's visit to Spain underscores strengthened economic and political relations, marked by meetings with key Spanish figures. The visit follows recent high-level ...

Han Zheng conveyed President Xi Jinping's greetings to President Emmanuel Macron, and said that President Xi Jinping had a phone call with President Emmanuel Macron last month, during which they had ...

On June 9, 2025 local time, Vice President Han Zheng attended the third United Nations Ocean Conference (UNOC3) and addressed the general debate in Nice, France. Han Zheng said that it is a ...

Vice President Han Zheng on Monday laid out four proposals on sustainable ocean governance while addressing the general debate at the ongoing third United Nations Ocean Conference in France. He ...

Ir(salen) complexes were found to catalyze enantioselective cyclopropenation efficiently. Cyclopropenation can be carried out using either a donor/acceptor- or an acceptor/acceptor-substituted diazo ...

Zheng Qinwen will not reach the Roland Garros semifinals. Despite putting up a strong fight, the Chinese player ultimately fell to her nemesis, Aryna Sabalenka, who defeated her opponent for the ...

Zheng Qinwen’s French Open dream ended on Tuesday in an error-strewn loss to Aryna Sabalenka, a player she has beaten only once in eight attempts. After a surprise defeat in Rome last month, the ...

Zheng Qinwen was far from pleased with Aryna Sabalenka's grunting during her Roland Garros quarterfinal defeat. The world No. 1 overcame a tough challenge from the Olympic champion, winning 7-6(3 ...