Christian Rückriegel

Title: Christian Rückriegel: Innovator in D,L-Methionine Preparation

Introduction

Christian Rückriegel is a notable inventor based in Biebergemünd, Germany. He has made significant contributions to the field of chemical processes, particularly in the preparation of amino acids. His innovative approach has led to the development of a unique process that enhances the efficiency of producing D,L-methionine.

Latest Patents

Rückriegel holds a patent for a process for the preparation of D,L-methionine. This invention relates to a single cycle process for preparing D,L-methionine from an alkali methioninate solution obtained by alkaline hydrolysis of 5-(2-methylmercaptoethyl)hydantoin. In this process, D,L-methionine is obtained by neutralizing the alkali methioninate solution with carbon dioxide at elevated temperatures and subsequently crystallizing D,L-methionine in the presence of seed crystals. He has 1 patent to his name.

Career Highlights

Christian Rückriegel is associated with Evonik Operations GmbH, a leading company in specialty chemicals. His work at Evonik has allowed him to focus on innovative chemical processes that contribute to the company's success in the industry.

Collaborations

Rückriegel has collaborated with notable colleagues, including Hans-Joachim Hasselbach and Christian Renner. These collaborations have fostered a productive environment for innovation and development within their projects.

Conclusion

Christian Rückriegel's contributions to the preparation of D,L-methionine exemplify the impact of innovative thinking in the chemical industry. His patent and work at Evonik Operations GmbH highlight his role as a key inventor in this field.