Location History:
- Yokohama, JP (2011)
- Odawara, JP (2011)
Company Filing History:
2 out of 191 
2 out of 16 
1 out of 893 
Years Active: 2011
Title: Kyoko Yamamoto: Innovator in Trifluoromethylation and Perfluoroalkylation
Introduction
Kyoko Yamamoto is a prominent inventor based in Yokohama, Japan. She has made significant contributions to the field of chemistry, particularly in the development of reaction reagents for trifluoromethylation and nucleobases with perfluoroalkyl groups. With a total of two patents to her name, her work has implications in medicinal chemistry and agricultural applications.
Latest Patents
Kyoko Yamamoto's latest patents include a reaction reagent for trifluoromethylation and a process for producing nucleobases having perfluoroalkyl groups. The reaction reagent for trifluoromethylation is characterized by its high versatility and efficiency. It comprises an iron compound, trifluoromethyl iodide, a sulfoxide, and a peroxide, with the potential addition of an acid. The iron compound can be various forms, such as iron(II) sulfate or ferrocene, while the sulfoxide is typically dimethyl sulfoxide. The peroxide may include hydrogen peroxide or a hydrogen peroxide-urea composite. Her second patent focuses on a one-step process for perfluoroalkylating nucleobases using a perfluoroalkyl halide in the presence of a sulfoxide, peroxide, and iron compound. The compounds produced are valuable as medicinal drugs and intermediates for agricultural chemicals.
Career Highlights
Kyoko Yamamoto has worked with notable organizations such as Sagami Chemical Research Center and Tosoh F-Tech, Inc. Her experience in these companies has allowed her to refine her expertise in chemical research and innovation.
Collaborations
She has collaborated with esteemed colleagues, including Tetsu Yamakawa and Daisuke Uraguchi, contributing to her successful projects and patents.
Conclusion
Kyoko Yamamoto's innovative work in trifluoromethylation and perfluoroalkylation showcases her significant impact on the field of chemistry. Her patents reflect her dedication to advancing medicinal and agricultural applications through her research.