Roger Chappaz

Title: The Innovative Contributions of Roger Chappaz

Introduction

Roger Chappaz is a notable inventor based in Geneva, Switzerland. He has made significant contributions to the field of chemistry, particularly in the area of perfumery and flavoring ingredients. His work has led to the development of new chemical entities that have practical applications in various industries.

Latest Patents

Roger Chappaz holds a patent for "Esters of 1,3-dimethyl-but-3-en-1-yl, their utilization as perfuming." This patent also covers the "Use of certain ester derivatives of 1,3-dimethyl-but-3-en-1-yl as perfuming and flavoring ingredients." The compounds he has developed possess a specific formula wherein the symbol R represents a hydrogen atom, a saturated or unsaturated, linear or branched lower alkyl having 1 to 6 carbon atoms, or an aryl radical. These compounds are recognized as new chemical entities, showcasing his innovative approach to chemistry.

Career Highlights

Roger Chappaz is associated with Firmenich SA, a leading company in the fragrance and flavor industry. His work at Firmenich has allowed him to explore and develop new chemical compounds that enhance the sensory experience of products. His dedication to innovation has positioned him as a key figure in his field.

Collaborations

Throughout his career, Roger has collaborated with esteemed colleagues such as Erling Sundt and Walter Schenk. These collaborations have further enriched his research and development efforts, leading to advancements in the applications of his patented compounds.

Conclusion

Roger Chappaz's contributions to the field of chemistry, particularly in perfumery and flavoring, highlight his innovative spirit and dedication to advancing the industry. His patent and collaborations reflect his commitment to creating new chemical entities that enhance sensory experiences.