The active species of binaphthol-derived titanium catalyst 1, which is
used as an efficient catalyst for glyoxylate–ene reactions, is
primarily composed of a µ
3
-oxo (Ti
3
O) species,
for which the molecular sieves 4A employed in the catalyst preparation act
as a H
2
O donor.
二
萘酚衍生
钛催化剂 1 是
乙醛烯反应的高效催化剂,其活性物种主要由 µ 3 - 氧(Ti 3 O)物种组成,催化剂制备过程中使用的
分子筛 4A 可作为 H 2 O 给体。