US Patent Issued to Industriale Chimica on April 14 for "Process for preparing B-[(7a, 1713)-17-hydroxy-7-[9-[(4,4,5,5,5-pentafluoropentyl)sulfinylnonylestra-1,3,5(10)-trien-3-yl-boronic acid" (Italian Inventors)

ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,745, issued on April 14, was assigned to Industriale Chimica S.R.L. (Milan).

"Process for preparing B-[(7a, 1713)-17-hydroxy-7-[9-[(4,4,5,5,5-pentafluoropentyl)sulfinylnonylestra-1,3,5(10)-trien-3-yl-boronic acid" was invented by Roberto Lenna (S. Giorgio su Legnano, Italy) and Andrea Fasana (Nesso, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a process for preparing B-[(7Alpha,17Beta)-17-hydroxy-7-[9-[(4,4,5,5,5-pentafluoropentyl)sulfinyl]nonyl]estra-1,3,5(10)-trien-3-yl]-boronic acid, also known as Fulvestrant-3-boronic acid or ZB716, whose structure is reported below."

The patent was filed on March 29, 2...