Waldo Mossi

Title: The Innovative Contributions of Waldo Mossi

Introduction

Waldo Mossi is a notable inventor based in Biasca, Switzerland. He has made significant contributions to the field of chemistry, particularly in the preparation of retinoic acids. His work has implications in various scientific and medical applications.

Latest Patents

Waldo Mossi holds a patent for a process for the preparation of 13-cis-retinoic acid. This innovative process involves the reaction of specific compounds, namely 3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienyl)-triphenylphosphonium chloride and 5-hydroxy-4-methyl-2(5H)-furanone. The reaction takes place in ethanol as the solvent and KOH as the base at a temperature ranging from -5 to 0°C. The resulting mixture of retinoic acids is then isomerized to produce 13-cis-retinoic acid through treatment with a palladium complex. This patent showcases his expertise and innovative approach in the field.

Career Highlights

Waldo Mossi is associated with Helsinn Advanced Synthesis SA, where he continues to contribute to advancements in chemical processes. His work is characterized by a commitment to innovation and excellence in research.

Collaborations

Waldo has collaborated with esteemed colleagues such as Patrizio Aspari and Enrico Braglia. These collaborations have further enhanced the quality and impact of his research.

Conclusion

Waldo Mossi's contributions to the field of chemistry, particularly through his patent for the preparation of 13-cis-retinoic acid, highlight his innovative spirit and dedication to scientific advancement. His work continues to influence the industry and inspire future innovations.