A type 2 N-acylnitroso intramolecular Diels-Alder reaction followed by reductive N-O bond cleavage formed the B and C rings of the Stemona alkaloid stenine. Further elaboration provided the functionalized tricyclic core.
A type 2 N-acylnitroso intramolecular Diels-Alder reaction followed by reductive N-O bond cleavage formed the B and C rings of the Stemona alkaloid stenine. Further elaboration provided the functionalized tricyclic core.
PREPARATION OF BICYCLO[2.2.2]OCTAN-2-ONE COMPOUNDS
申请人:Abele Stefan
公开号:US20130211104A1
公开(公告)日:2013-08-15
The present invention relates to a new process for the preparation of 6-hydroxy-5-arylbicyclo[2.2.2]octan-2-one compounds of the formula (II); which may subsequently be further transformed to compounds of the formula (I):
The present invention further relates to novel compounds as such, which compounds are useful intermediates in the above process.
[EN] PREPARATION OF BICYCLO[2.2.2]OCTAN-2-ONE COMPOUNDS<br/>[FR] PRÉPARATION DE COMPOSÉS DE BICYCLO[2.2.2]OCTAN-2-ONE
申请人:ACTELION PHARMACEUTICALS LTD
公开号:WO2012052939A2
公开(公告)日:2012-04-26
The present invention relates to a new process for the preparation of 6-hydroxy-5- arylbicyclo[2.2.2]octan-2-one compounds of the formula (II); which may subsequently be further transformed to compounds of the formula (I): Formula (I) Formula (II). The present invention further relates to novel compounds as such, which compounds are useful intermediates in the above process.
An Approach to the Synthesis of Stenine
作者:Liang Zhu、Ryan Lauchli、Mandy Loo、Kenneth J. Shea
DOI:10.1021/ol070397c
日期:2007.6.1
A type 2 N-acylnitroso intramolecular Diels-Alder reaction followed by reductive N-O bond cleavage formed the B and C rings of the Stemona alkaloid stenine. Further elaboration provided the functionalized tricyclic core.