1012054-49-7Relevant articles and documents
PROCESS FOR THE SELECTIVE ISOLATION, PURIFICATION AND SEPARATION OF MONOHYDROXYLATED 3,17-DIKETO-STEROID COMPOUNDS
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Page/Page column 15-17, (2008/06/13)
The subject of the present invention is a new process for the selective isolation, purification and separation of monohydroxylated 3,17-diketo-steroid compounds from a solution obtained preferably by microbiological way containing a mixture of steroid compounds via selective extraction, purification and selective crystallization of the steroid compounds by treatment of several solvents.