--A practical route to prepare dithioether, thiophene and thiophene S-dioxide derivatives of 2,2,3,3-tetramethoxy-1,1- biphenyl 1 is described. Resolution of 6,6-bis(methylthio)-3,3-dimethoxy-[1,1-biphenyl]-2,2-diol 15 was achieved and its absolute configuration was assigned by X-ray analysis of the corresponding phosphorothioamidate diastereomer 18.
C2-Symmetric sulfur derivatives of 2, 2', 3, 3'-tetramethoxybiphenyl
Delogu G;Fabbri D;Dettori M A;Forni A;Casalone G
2001
Abstract
--A practical route to prepare dithioether, thiophene and thiophene S-dioxide derivatives of 2,2,3,3-tetramethoxy-1,1- biphenyl 1 is described. Resolution of 6,6-bis(methylthio)-3,3-dimethoxy-[1,1-biphenyl]-2,2-diol 15 was achieved and its absolute configuration was assigned by X-ray analysis of the corresponding phosphorothioamidate diastereomer 18.File in questo prodotto:
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Descrizione: C2-Symmetric sulfur derivatives of 2, 2', 3, 3'-tetramethoxybiphenyl
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