Chiral super carbonic acid catalyst based on BINOL skeleton as well as preparation method and application of chiral super carbonic acid catalyst
The invention relates to a chiral super-strong carbonic acid catalyst based on a BINOL skeleton and a preparation method and application thereof, the chiral super-strong carbonic acid catalyst has a structural formula as shown in formula 1, in the formula 1, R is one of H, halogen, C1-C24 alkyl or C...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to a chiral super-strong carbonic acid catalyst based on a BINOL skeleton and a preparation method and application thereof, the chiral super-strong carbonic acid catalyst has a structural formula as shown in formula 1, in the formula 1, R is one of H, halogen, C1-C24 alkyl or C6-C30 aryl. Compared with the prior art, the method has the advantages that the acidity is higher, the catalyst dosage is lower, the asymmetric Mukaiyama-Mannich reaction, the allyl amination reaction and the aldehyde-amine-allyl silicon reagent three-component coupling reaction are realized, and the chiral amino-acid ester, the chiral amine and the derivatives thereof are quickly, efficiently and highly enantioselectively synthesized; the method also has the advantages of easily available reaction raw materials, mild conditions, simple operation, high atom economy, low cost, wide substrate applicability and the like.
本发明涉及一种基于BINOL骨架的手性超强碳酸催化剂及其制备方法与应用,手性超强碳酸催化剂具有如式1所示的结构式:其中,R为H、卤素、C1-C24烃基或C6-C30芳基中的一种。与现有技术相比,本 |
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