Susumu Nishizawa

Title: Susumu Nishizawa: Innovator in Chemical Processes

Introduction

Susumu Nishizawa is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of chemistry, particularly in the production of various chemical compounds. With a total of 2 patents, his work has had a meaningful impact on the industry.

Latest Patents

Nishizawa's latest patents include a process for producing quinoline-3-carboxylic acid compound and a method for producing 5-isopropyluracil. The first patent outlines a process for producing quinoline-3-carboxylic acid represented by a specific formula. The second patent describes a method for producing 5-isopropyluracil at a high yield in a short time, utilizing N-(2-cyano-3-methylbutanoyl)urea reduced in a 10-15% aqueous sulfuric acid solution in the presence of palladium carbon at 30-45 degrees Celsius. This method also involves a ring closure reaction and the addition of a 50-70% aqueous sulfuric acid solution to yield 5-isopropyluracil with high purity.

Career Highlights

Throughout his career, Nishizawa has worked with prominent companies such as Sumika Fine Chemicals Co., Ltd. and Nissan Chemical Industries Limited. His experience in these organizations has allowed him to refine his skills and contribute to innovative chemical processes.

Collaborations

Some of his notable coworkers include Sadanobu Yoshikawa and Hiroki Ueno. Their collaboration has likely fostered an environment of creativity and innovation in their respective projects.

Conclusion

Susumu Nishizawa's contributions to chemical processes through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to inspire advancements in chemical production methods.