Company Filing History:
Years Active: 2009
Title: The Innovations of Boris Freger
Introduction
Boris Freger is a notable inventor based in Beer Sheva, Israel. He has made significant contributions to the field of pharmaceuticals, particularly in the development of processes for synthesizing important compounds. With a total of 2 patents, Freger's work has had a meaningful impact on the industry.
Latest Patents
Freger's latest patents include innovative processes for the preparation of rocuronium bromide and letrozole. The first patent discloses a novel process for preparing (2β,3α,5α,16β,17β)-17-acetoxy-3-hydroxy-2-(4-morpholinyl)-16-(1-pyrrolidinyl) androstane, which is a known intermediate in the synthesis of the skeletal muscle relaxant rocuronium bromide. The second patent provides a method for preparing letrozole, which involves reacting an activated bis-(4-cyanophenyl)-methane with a triazole to produce letrozole. This patent also includes methods for purifying letrozole, ensuring high purity through selective precipitation and crystallization techniques.
Career Highlights
Boris Freger is currently associated with Chemagis Ltd., where he continues to innovate and develop new pharmaceutical processes. His expertise in chemical synthesis has positioned him as a valuable asset in the field.
Collaborations
Freger has collaborated with notable colleagues such as Oded Friedman and Oded Arad. Their combined efforts contribute to the advancement of pharmaceutical research and development.
Conclusion
Boris Freger's contributions to the field of pharmaceuticals through his innovative patents and collaborations highlight his importance as an inventor. His work continues to influence the industry and pave the way for future advancements.