Tetrahedron letters

Synthesis and conformational properties of 5, 7-disubstituted [3.3] Metacyclo (2, 5) thiophenophane-1, 12-diones

Y Miyahara, T Inazu, T Yoshino

Index: Miyahara, Yuji; Inazu, Takahiko; Yoshino, Tamotsu Tetrahedron Letters, 1984 , vol. 25, # 4 p. 415 - 418

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Citation Number: 6

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... The title compounds showed unique conformational equilibria which were dependent upon the substituents in the 5,7-positions, the predominant conformers being in a O,S,O- , conformation with a highly deformed thiophene-2,5-dicarbonyl moiety. ... Satisfactory elemental ...