Location History:
- Kanagawa, JP (1981)
- Kamakura, JP (1980 - 1990)
- Okayama, JP (1992 - 1994)
- Sanyo-cho, JP (1997)
Company Filing History:
4 out of 1,866 
3 out of 598 
2 out of 1,858 
Years Active: 1980-1997
Title: Jiro Tsuji: Innovator in Organic Chemistry
Introduction
Jiro Tsuji is a prominent inventor based in Kamakura, Japan, known for his significant contributions to organic chemistry. With a total of 12 patents to his name, Tsuji has made remarkable advancements in the production of optically active compounds, which are essential in the pharmaceutical industry.
Latest Patents
Among his latest patents is a process for producing optically active olefins. This innovative method involves reacting optically active ester derivatives with formic acid in the presence of a palladium salt and a tertiary phosphine catalyst. The process is notable for its high yield and selectivity, making it advantageous for industrial applications. Additionally, Tsuji has developed pregnane derivatives that serve as intermediates for synthesizing vitamin D3 derivatives, showcasing his expertise in creating compounds with physiological activity.
Career Highlights
Throughout his career, Jiro Tsuji has worked with notable companies such as Kuraray Co., Ltd. and Nippon Zeon Company, Ltd. His work has not only advanced the field of organic chemistry but has also contributed to the development of new medicinal compounds.
Collaborations
Tsuji has collaborated with esteemed colleagues, including Takashi Takahashi and Masao Tsuji, further enhancing his research and innovation in the field.
Conclusion
Jiro Tsuji's contributions to organic chemistry and his innovative processes have made a significant impact on the pharmaceutical industry. His work continues to inspire future advancements in the field.