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Absolute configuration of chalcone epoxide. Chemical correlation

✍ Scribed by Marsman, Bea; Wynberg, Hans

Book ID
120328170
Publisher
American Chemical Society
Year
1979
Tongue
English
Weight
393 KB
Volume
44
Category
Article
ISSN
0022-3263

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The absolute configuration of an unknown 2'or 4-and (or) 4'-phenyl-substituted chalcone oxide can be predicted from the chemical shift behaviour of the 'H NMR spectrum of the substrate in the presence of the lanthanide chiral complex Eu(hfbc),.