Hanspeter Pfander

Title: Innovations of Hanspeter Pfander

Introduction

Hanspeter Pfander is a notable inventor based in Bern, Switzerland. He has made significant contributions to the field of chemistry, particularly in the development of metabolites of lycopene. With a total of 4 patents, his work has garnered attention in both academic and industrial circles.

Latest Patents

Pfander's latest patents include a process for making metabolites of lycopene. This invention relates to trimethylsilyloxy-cyclopentane derivatives, specifically:

- 3-(1-Acetoxy-1-methylethyl)-2-formyl-1-methyl-1-trimethylsilyloxy-cyclopentane

- 4-[5-(1-Hydroxy-1-methylethyl)-2-methyl-2-trimethylsilyloxy-cyclopentyl]-3-buten-2-one

- 5-[5-(1-Hydroxy-1-methylethyl)-2-methyl-2-trimethylsilyloxy-cyclopentyl]-3-methyl-penta-1,4-dien-3-ol

- Alkyl 5-[5-(1-Hydroxy-1-methylethyl)-2-methyl-2-trimethylsilyloxy-cyclopentyl]-3-methyl-penta-2,4-dienoates.

Additionally, he has developed an intermediate compound, (5-[2-hydroxy-5-(1-hydroxy-1-methylethyl)-2-methyl-cyclopentyl]-3-methyl-penta-2,4-dienyl) triphenylphosphonium salt, for use in a multi-stage process for making an oxidative metabolite of the carotenoid, lycopene 2,6-cyclolycopene-1,5-diol.

Career Highlights

Pfander is currently associated with Roche Vitamins Inc., where he continues to innovate and contribute to the field of biochemistry. His work has been instrumental in advancing the understanding of carotenoid metabolism.

Collaborations

He collaborates with Bruno Traber, enhancing the research and development efforts within their field.

Conclusion

Hanspeter Pfander's contributions to the field of chemistry, particularly in