Synthesis of bilin-1,19-diones and biladiene-<i>ac</i>-1,19-diones with c(10) adamantyl and<i>tert</i>-butyl groups
作者:Ari K. Kar、David A. Lightner
DOI:10.1002/jhet.5570350404
日期:1998.7
Bilirubin and biliverdin analogs bearing bulky adamantyl and tert-butyl groups at the central C(10) position were synthesized and their structures were analyzed by nmr and ultraviolet-visible spectroscopy and by molecular mechanics calculations, all of which collectively indicated a preference for helical conformations.