Wolfgang Kriegl

Title: Wolfgang Kriegl: Innovator in Carotenoid Preparation

Introduction

Wolfgang Kriegl is a notable inventor based in Ludwigshafen, Germany. He has made significant contributions to the field of carotenoid preparation, particularly in the synthesis of zeaxanthin and its intermediates. With a total of 2 patents, his work has implications for various applications in the food and pharmaceutical industries.

Latest Patents

Kriegl's latest patents include innovative methods for the preparation of zeaxanthin and its essential intermediates. One of his patents focuses on the preparation of (3R, 3'R)-zeaxanthin starting from (4-hydroxy-2,2,6-trimethylcyclohexanone. This process involves novel intermediates that enhance the efficiency of the synthesis. Another patent details a method for obtaining pure trans- and cis-4-hydroxy-2,2,6-trimethylcyclohexan-1-one from a mixture of isomers. This method utilizes fractional rectification in a suitable column, which is crucial for producing high-purity carotenoids.

Career Highlights

Kriegl is associated with BASF Aktiengesellschaft, a leading chemical company known for its innovative solutions. His work at BASF has allowed him to explore advanced chemical processes and contribute to the development of new products. His expertise in carotenoid chemistry has positioned him as a key figure in this specialized field.

Collaborations

Throughout his career, Wolfgang Kriegl has collaborated with esteemed colleagues such as Joachim Paust and Horst Hartmann. These collaborations have fostered a productive environment for innovation and have led to significant advancements in their shared field of research.

Conclusion

Wolfgang Kriegl's contributions to the preparation of carotenoids, particularly zeaxanthin, highlight his role as an influential inventor in the chemical industry. His patents and work at BASF demonstrate his commitment to advancing scientific knowledge and practical applications in this important area.