State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Frontiers Science Center for New Organic Matter, Nankai University, Tianjin 300071, China ...

He thought if he could form those rings from alkenes, he could get to the cleavage products he sought. After some experimentation, he found a way to do pretty much exactly that. Jiao says he hopes ...

Straightforward skeletal editing chemistry now enables the direct insertion of nitrogen into carbon–carbon double bonds.

近日，德国莱布尼兹催化研究所Matthias ...

Henan Province Key Laboratory of New Optoelectronic Functional Materials, College of Chemistry and Chemical Engineering, Anyang Normal University, Anyang 455000, P. R. China ...

Prepare for the ICSE Class 10 Chemistry (Science Paper 2) 2025 exam with a focus on high-scoring topics. Learn key concepts, ...

研究组将区域水资源可用性作为限制因素，揭示了32种开采地质资源的全球生产能力。他们发现，目前的资源开采大大超过了区域水资源限制，特别是2010年的铜开采（当前产量的37%超过了可用的水资源容量）。将生产地点转移到水资源压力较小的地区将缓解目前超出水资源限制的情况；然而考虑到经济因素，这并不现实。

突破芳香烃选择性氧化裂解的化学新策略，在烯烃存在下，让芳香烃先裂解有机分子的快速构建依赖于我们控制化学反应的能力。化学选择性是在反应物优先作用于一种官能团而非其他官能团时实现的。通常通过利用反应路径中的电子效应或空间位阻效应，以及其他分子参数如pKa ...