Location History:
- Kobe, JP (2001 - 2007)
- Osaka, JP (2009)
Company Filing History:
Years Active: 2001-2009
Title: Koki Yamashita: Innovator in Organic Chemistry
Introduction
Koki Yamashita is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of organic chemistry, particularly in the production of optically active compounds. With a total of 6 patents to his name, Yamashita's work has implications for drug development and synthesis.
Latest Patents
Yamashita's latest patents include a process for the production of optically active 2-halogeno-carboxylic acids. This invention provides efficient methods for producing these acids, which are useful in drug preparation. The process involves halogenating an optically active amino acid in water, utilizing a hydrophobic organic solvent and nitrous acid while inhibiting racemization. Another notable patent focuses on preparing oxazolidinone derivatives of β-hydroxyethylamine compounds. This process starts from N-alkoxycarbonyl-ethylamine compounds and introduces a step of treating with water under acidic to neutral conditions.
Career Highlights
Yamashita has established himself as a key figure in his field through his innovative approaches to chemical synthesis. His work has not only advanced the understanding of organic compounds but has also paved the way for new methodologies in pharmaceutical development.
Collaborations
Yamashita has collaborated with notable colleagues such as Yasuyoshi Ueda and Hiroshi Murao. These partnerships have contributed to the success of his research and the advancement of their shared goals in organic chemistry.
Conclusion
Koki Yamashita's contributions to organic chemistry through his patents and collaborations highlight his role as an influential inventor. His innovative processes continue to impact the field and enhance drug development methodologies.