The chemical reduction of group 1 metal cations to their zero-valent species is challenging. Now, a bipyridine-stabilized borate anion joins the ranks of suitable reducing agents and also proves active in the two-electron reduction of CO2.

中文翻译：

---

硼酸盐扩大其还原能力

将 1 族金属阳离子化学还原为其零价物质具有挑战性。现在，联吡啶稳定的硼酸根阴离子加入了合适的还原剂行列，并且在 CO2 的双电子还原中也被证明具有活性。