Location History:
- Yokohama, JP (1984 - 1985)
- Kanagawa, JP (1988)
- Chigasaki, JP (1991 - 1992)
- Chiba, JP (1994 - 1996)
- Chiba-ken, JP (1997)
Company Filing History:
8 out of 1,379 
1 out of 1 
1 out of 1 Years Active: 1984-1997
Title: Seitaro Kajiya: Innovator in Aminoketone Derivatives
Introduction
Seitaro Kajiya is a prominent inventor based in Chigasaki, Japan. He has made significant contributions to the field of medicinal chemistry, particularly in the development of aminoketone derivatives. With a total of 11 patents to his name, Kajiya's work has had a substantial impact on the pharmaceutical industry.
Latest Patents
Kajiya's latest patents focus on aminoketone derivative compounds that contain a heterocyclic ring bonded to an aminoketone moiety. These compounds are recognized for their effectiveness as ingredients in centrally acting muscle relaxants and pollakiurea curing agents. One notable patent describes the compound (+)3-phenyl-5-[2-(1-pyrrolidinylmethyl)butyryl]isoxazole, which exhibits a remarkable central muscle relaxant action compared to its racemic modification. This compound can be effectively separated from its racemic form using optically active 10-camphorsulfonic acid as the agent for optical resolution.
Career Highlights
Throughout his career, Kajiya has worked with notable companies such as Mitsui Toatsu Chemicals, Incorporated and Mitsui Toatsu Kagaki Kabushiki Kaisha. His innovative research and development efforts have contributed to advancements in the pharmaceutical sector.
Collaborations
Kajiya has collaborated with esteemed colleagues, including Hiroshi Kawazura and Norio Ohto. These partnerships have further enhanced the scope and impact of his research.
Conclusion
Seitaro Kajiya's contributions to the field of medicinal chemistry, particularly through his patents on aminoketone derivatives, highlight his role as a key innovator. His work continues to influence the development of effective pharmaceutical agents.