Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1977-11-28
1979-05-01
Roberts, Elbert L.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
2603974, 2603975, C07J 7100
Patent
active
041523253
ABSTRACT:
Novel pregnatetraenes of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms, tetrahydropyranyl, trityl and trimethylsilyl and intermediates therefore and a process for their preparation and a process for the preparation of tritium labelled steroids.
REFERENCES:
patent: 3257391 (1966-06-01), Bowers et al.
Jouquey Alain
Pierdet Andre
Roberts Elbert L.
Roussel Uclaf
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