Dehydroformylation of steroidal aldehydes

Details Dehydroformylation of steroidal aldehydes Dehydroformylation of steroidal aldehydes

1980-08-14

1981-06-09

Roberts, Elbert L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2603972, C07J 100

Patent

active

042724449

ABSTRACT:
The invention relates to a process for dehydroformylation of dinorcholanaldehydes and dinorcholenaldehydes to form 17(20)-pregnenes or 20-pregnenes. The dehydroformylation is carried out using a noble metal catalyst, and preferably carried out in the presence of a hydrogen acceptor.

REFERENCES:
patent: 4171317 (1979-10-01), Krbechek
patent: 4226785 (1980-10-01), Nelan

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