[EN] PROCESS FOR PREPARING DIMERIC PHOSPHAZENE DERIVED BRØNSTED ACIDS<br/>[FR] PROCÉDÉ DE PRÉPARATION D'ACIDES DE BRØNSTED DÉRIVÉS DE PHOSPHAZÈNE DIMÈRE
申请人:STUDIENGESELLSCHAFT KOHLE MBH
公开号:WO2022073803A1
公开(公告)日:2022-04-14
The present invention describes a new synthesis to chiral imidodiphosphoryl compounds, their salts, metal complexes as well as derivatives thereof. Said chiral imidodiphosphoryl compounds can be used as catalysts for Brønsted acid / Brønsted base or Lewis acid / Lewis base mediated transformations.
Enantioselective and Regiodivergent Gold and Chiral Brønsted Acid Catalyzed Cycloisomerization/Diels–Alder Reaction of 1,10-Dien-4-yn-3-yl Acetates: Synthesis of Norbornene-Embedded Tricarbocycles
作者:Andrés Felipe León Rojas、Ying Yan Chong、Sara Helen Kyne、Bo Xia、Philip Wai Hong Chan
DOI:10.1021/acs.orglett.4c00621
日期:2024.4.19
A synthetic method for the enantioselective and regiodivergent synthesis of hexahydro-2H-2,4a-methanonaphthalen-4-yl and octahydro-2,4-methanoazulen-1-yl esters that relies on the gold(I)- and chiralBrønsted acid-catalyzed cycloisomerization/Diels–Alder (CDA) reaction of (E)-1,10-dien-4-yn-3-yl acetates is described.
一种依赖金(I)-和手性布朗斯台德酸对映选择性和区域发散合成六氢-2 H -2,4a-甲萘-4-基酯和八氢-2,4-甲甘蓝-1-基酯的合成方法描述了 ( E )-1,10-二烯-4-yn-3-基乙酸酯的环异构化/狄尔斯-阿尔德 (CDA) 反应。