Sadao Ohki

Title: Sadao Ohki: Innovator in Adenosine Derivatives

Introduction

Sadao Ohki is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceuticals, particularly through his work on adenosine derivatives. His innovative approach has led to advancements in medical treatments.

Latest Patents

Sadao Ohki holds a patent for adenosine derivatives, which are described by the general formula: ##STR1##. In this formula, R.sup.1 is a group of the formula: ##STR2##, where R.sup.5 and R.sup.6 can be hydrogen, alkoxy, or arylthio, and R.sup.7 can be hydrogen or halogen. Additionally, R.sup.2, R.sup.3, and R.sup.4 can each be hydrogen or alkanoyl. These derivatives and their pharmaceutically acceptable salts are useful as antihypertensives and bradycardiacs. The patent also details methods of production and pharmaceutical compositions based on these adenosine derivatives or salts.

Career Highlights

Sadao Ohki is associated with Fujisawa Pharmaceutical Company, Ltd., where he has been instrumental in research and development. His work has contributed to the advancement of pharmaceutical sciences, particularly in the area of cardiovascular treatments.

Collaborations

Throughout his career, Sadao Ohki has collaborated with notable colleagues, including Fumiko Hamaguchi and Tatsuo Nagasaka. These collaborations have fostered innovation and have led to significant advancements in their respective fields.

Conclusion

Sadao Ohki's contributions to the field of pharmaceuticals, particularly through his patent on adenosine derivatives, highlight his role as an innovator. His work continues to impact medical treatments and showcases the importance of research and collaboration in advancing healthcare solutions.