Mitsuyoshi Wagatsuma

Title: Mitsuyoshi Wagatsuma: Innovator in Pharmaceutical Chemistry

Introduction

Mitsuyoshi Wagatsuma is a prominent inventor based in Urawa, Japan. He has made significant contributions to the field of pharmaceutical chemistry, holding a total of 7 patents. His work focuses on innovative processes for preparing various chemical compounds, particularly in the realm of medicinal chemistry.

Latest Patents

Wagatsuma's latest patents include a process for preparing a 1,5-benzothiazepine derivative. This process involves the reaction of 3-hydroxy-2,3-dihydro-5-[2-(dimethylamino)ethyl]-2-(p-methoxyphenyl)-1,5-benzothiazepin-4(5H)-one with acetyl chloride in acetic acid or a mixed solvent of acetic acid and acetic anhydride. The result is the hydrochloride of 3-acetoxy-2,3-dihydro-5-[2-(dimethylamino)ethyl]-2-(p-methoxyphenyl)-1,5-benzothiazepin-4(5H)-one, which can be obtained in a single step. Another notable patent is for a stable hydrate of a penicillin derivative, which includes a process for its preparation.

Career Highlights

Wagatsuma is currently associated with Tanabe Seiyaku Company, Limited, where he continues to advance his research and development efforts. His innovative approaches have contributed to the company's reputation in the pharmaceutical industry.

Collaborations

Wagatsuma has worked alongside notable colleagues such as Totaro Yamaguchi and Toyonari Oine. Their collaborative efforts have further enhanced the research output and innovation at Tanabe Seiyaku.

Conclusion

Mitsuyoshi Wagatsuma is a distinguished inventor whose work in pharmaceutical chemistry has led to several important patents. His contributions continue to impact the field positively, showcasing the importance of innovation in medicine.