Tetrahedron letters

A synthesis of the tetracyclic carboskeleton of isaindigotidione

CY Poon, P Chiu

Index: Tetrahedron Letters, , vol. 45, # 14 p. 2985 - 2988

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Citation Number: 16

Abstract

... Tetrahedron Letters. Volume 45, Issue 14, 29 March 2004, Pages 2985–2988. ... In the minimum energy conformation of 21a, the dihedral angle defined by H7a–C7a–C7–H7 was found to be 167°, that is, nearly anti, while that in the major isomer 20a was 45°. ...