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18 小时
《科学》(20241011出版)一周论文导读
戊烯基是一种疏水的五碳片段,在生物化学和天然产物化学中广泛存在。具有广泛药用价值的天然产品——多环聚戊烯基酰基间苯三酚(PPAPs),一直是多个合成研究的目标,但不对称地引入戊烯基已被证明是一个持久的挑战。 Ng等人报道了一种铜催化的方法,使不饱和酮戊酰化,从而获得具有高对映选择性的PPAP。该方法的关键是一种有机硼酸盐试剂,硼在一个有点违反直觉的位置。
11 天
基于“人工智能+SERS”的生物传感器,通过泪液检测COVID-19
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