Shinjiro Tsuyumine

Title: Shinjiro Tsuyumine: Innovator in Chiral Resolution

Introduction

Shinjiro Tsuyumine is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of chemistry, particularly in the area of chiral resolution. With a total of 2 patents to his name, Tsuyumine's work has implications for various pharmaceutical applications.

Latest Patents

Tsuyumine's latest patents include innovative methods for producing optically resolved compounds. The first patent, titled "Optically resolved Trolox intermediate and method for producing same," provides a method for the chiral resolution of Trolox. This method involves adding an amide-based solvent to a sample containing a compound of formula I, in the presence of an optical resolution agent. The second patent, "Method for producing cis-(-)-flocino piperidol," describes a process using (+)-dibenzoyl-D-tartaric acid to optically divide (±)-1-methyl-4-(2,4,6-trimethoxyphenyl)-3-piperidinone. This method results in a high yield of (R)-1-methyl-4-(2,4,6-trimethoxyphenyl)-3-piperidinone with remarkable selectivity.

Career Highlights

Throughout his career, Tsuyumine has worked with prominent companies in the pharmaceutical industry. He has been associated with Sumitomo Pharma Co., Ltd. and PTC Therapeutics, Inc. His work in these organizations has allowed him to develop and refine his innovative methods.

Collaborations

Tsuyumine has collaborated with several talented individuals in his field. Notable coworkers include Yoko Takahashi and Hiroto Tatamidani, who have contributed to his research and development efforts.

Conclusion

Shinjiro Tsuyumine is a distinguished inventor whose work in chiral resolution has advanced the field of chemistry. His innovative patents and collaborations highlight his commitment to scientific progress.