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Two simple biphenyl compounds, I and II, linked by diethyl ether chains have been synthesized. These biphenyl compounds are able to respectively rotate about an internal axis. From X-ray analyses, it was found that the 2,2′-linked biphenyl compound I can transmit the same axial chirality of the biphenyl backbones through the diethyl ether chains. On the other hand, in the 3,3′-linked biphenyl compound...
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