PROCESS FOR THE PRODUCTION OF 9-HYDROXY-3-OXO-4,17 (20) -REGNADIENE-20-CARBOXALDEHYDE BY FERMENTATION AND PRODUCT OBTAINED

摘要

The invention relates to a process for the production of 9-hydroxy-3-oxo-4,17 (20) -pregnadien-20-carboxaldehyde. The process consists in culturing Mycobacterium Fortuitum NRRL. 12433 IN AQUEOUS NUTRIENT MEDIUM IN AEROBIC CONDITIONS IN THE PRESENCE OF A STEROID HAVING A C-17 LATERAL CHAIN AND TO COLLECT THE DESIRED PRODUCT. / P P THE COMPOUND OBTAINED BY THE PROCESS OF THE INVENTION IS A STEROID INTERMEDIATE COMPOUND NEW USEFUL IN THE SYNTHESIS OF INTERESTING CORTICIDES. / P