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The Preparation and Resolution of 2,2'-Diiodo-5,5'-dicarboxybiphenyl and of 2,2',3,3'-Tetraiodo-5,5'-dicarboxybiphenyl

✍ Scribed by Rieger, Martin; Westheimer, F. H.


Book ID
120249310
Publisher
American Chemical Society
Year
1950
Tongue
English
Weight
652 KB
Volume
72
Category
Article
ISSN
0002-7863

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## Abstract Biphenyl‐2,2β€²,3,3β€²,5,5β€²,6,6′‐^2^H~8~ was prepared from biphenyl‐d~10~. Initial bromination of biphenyl‐d~10~ followed by hydrogenolysis of the 4,4′‐dibromobiphenyl‐d~8~ with lithium aluminum hydride gave the desired product in 40% overall yield.