The industrial synthetic methods of 2-pyridylpyridine and 2-phenylpyridine derivatives were introduced briefly in this paper.

简介了2-吡啶基和2-苯基吡啶衍生物的工业合成方法。

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The addition of the donor ligand such as 4-phenylpyridine N-oxide (PPNO) or trimethylamine N-oxide (MNO) exhibits a minor positive effect on the enantioselectivity.

添加剂4-苯基吡啶氮氧化物（PPNO）或三甲基氧化氨（MNO）对产物的对映选择性略有改善。

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The addition of the donor ligand such as 4-phenylpyridine N-oxide (PPNO) or trimethylamine N-oxide (MNO) exhibits a minor positive effect on the enantioselectivity.

添加剂4-苯基吡啶氮氧化物（PPNO）或三甲基氧化氨（MNO）对产物的对映选择性略有改善。

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