C26-C29 triaromatic steroid derivatives in sediments and petroleums.
作者:B. Ludwig、G. Hussler、P. Wehrung、P. Albrecht
DOI:10.1016/s0040-4039(01)81893-1
日期:1981.1
Synthesis of ring C monoaromatic steroid hydrocarbons occuring in Geological samples
作者:J. Riolo、B. Ludwig、P. Albrecht
DOI:10.1016/s0040-4039(00)98140-1
日期:1985.1
Several series of ringC monoaromatic steroid hydrocarbons (C21, C22, C27-C29) widespread in sediments and petroleums have been identified by synthesis of the C21, C22 and C27 homologues ( - ) obtained by reductive alkylation of the corresponding cyclopentanophenanthrenes.