Transfer of substituent influence into the remote aromatic ring in 4′‐R‐dibenzo‐crown ethers
V. F. LoktevInstitute of Catalysis, Siberian Branch of the USSR Academy of Sciences, Novosibirsk 630090, USSRI.L. MudrakovskyInstitute of Catalysis, Siberian Branch of the USSR Academy of Sciences, Novosibirsk 630090, USSRА. К. ТашмухамедоваI. A. StempnevskayaI. J. Morozova
1990en
ABI
Annotatsiya
Abstract 13 C NMR studies of 4′‐R‐dibenzo‐18‐crown‐6 and 4′‐R‐dibenzo‐24‐crown‐8 showed that the substituent influence is transferred through the macrocycle to a remote aromatic ring. The transfer is due to steric effects and depends on crown ether complex formation.
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