Location History:
- Shizuoka, JP (1991 - 1993)
- Tokyo, JP (1994)
Company Filing History:
Years Active: 1991-1994
Title: Hiroaki Hayashi: Innovator in Quinoline Derivatives
Introduction
Hiroaki Hayashi is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of medicinal chemistry, particularly in the development of quinoline derivatives. With a total of 6 patents to his name, Hayashi's work has the potential to impact various therapeutic areas.
Latest Patents
Among his latest patents is a quinoline derivative that exhibits serotonin-3 receptor antagonizing activity. This innovation includes certain 2-oxo-quinoline carboxylates or corresponding carboxamides. The disclosed heterocyclic compound is represented by a specific general formula, where R¹ can be hydrogen, lower alkyl, or aryl; R² can be hydrogen, hydroxyl, or lower alkyl; A can represent CH or N; X can be --O-- or --NH--; R³ can be hydrogen, hydroxyl, or lower alkyl; and R⁴ can be lower alkyl. This compound may also exist as a pharmaceutically acceptable salt.
Career Highlights
Hiroaki Hayashi is currently associated with Kyowa Hakko Kogyo Co., Ltd., a company known for its focus on biotechnology and pharmaceuticals. His work at the company has allowed him to explore innovative solutions in drug development.
Collaborations
Hayashi has collaborated with notable colleagues in his field, including Fumio Suzuki and Yoshikazu Miwa. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Hiroaki Hayashi's contributions to the field of medicinal chemistry, particularly through his innovative quinoline derivatives, highlight his role as a significant inventor. His ongoing work continues to pave the way for advancements in therapeutic applications.