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PROCESS FOR THE PREPARATION OF (15α, 16α, 17β) -OESTRA-1,3,5 (10) -TRIENE-3,15,16,17-TETROL (OESTETROL) AND INTERMEDIARIES OF THE SAID PROCESS
PROCESS FOR THE PREPARATION OF (15α, 16α, 17β) -OESTRA-1,3,5 (10) -TRIENE-3,15,16,17-TETROL (OESTETROL) AND INTERMEDIARIES OF THE SAID PROCESS
The present invention relates to a process for the preparation of (15α, 16α, 17β) -œstra-1,3,5 (10) -triene-3,15,16,17-tetrol, also called estetrol, having the formula shown. below : Estetrol
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