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A concise and improved synthesis of (+)-eleutherin, (+)-allo-eleutherin and a formal synthesis of (+)-nocardione B

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Title A concise and improved synthesis of (+)-eleutherin, (+)-allo-eleutherin and a formal synthesis of (+)-nocardione B
 
Creator FERNANDES, RA
CHAVAN, VP
MULAY, SV
 
Subject PYRANONAPHTHOQUINONE ANTIBIOTICS
ELEUTHERIN
CDC25B
 
Description A concise and improved stereoselective synthesis of (+)-eleutherin, (+)-allo-eleutherin and the formal synthesis of (+)-nocardione B is described. The synthesis is based on a Dotz benzannulation and an improved oxa-Pictet-Spengler cyclization as the key steps. The synthesis is achieved in six steps in overall yields of 18% for eleutherin and 20% for allo-eleutherin. (C) 2011 Elsevier Ltd. All rights reserved.
 
Publisher PERGAMON-ELSEVIER SCIENCE LTD
 
Date 2012-06-26T08:39:10Z
2012-06-26T08:39:10Z
2011
 
Type Article
 
Identifier TETRAHEDRON-ASYMMETRY,22(4)487-492
0957-4166
http://dx.doi.org/10.1016/j.tetasy.2011.02.011
http://dspace.library.iitb.ac.in/jspui/handle/100/14203
 
Language English