Company Filing History:
Years Active: 1982-1985
Title: Chikara Hongo: Innovator in Optical Resolution
Introduction
Chikara Hongo is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of optical resolution, particularly in the area of amino acids. With a total of 5 patents, Hongo's work has advanced the understanding and application of optical resolution techniques.
Latest Patents
Hongo's latest patents include a method for the optical resolution of DL-.alpha.-amino acid or - .alpha.-(S)-amino acid .alpha.-phenylethanesulfonate compounds. This innovative method describes the optical resolution of .alpha.-amino acids and .alpha.-phenylethanesulfonic acids. Another notable patent involves a process for preparing an optically active p-hydroxyphenylglycine. This invention relates to the optical resolution of a p-hydroxyphenylglycine salt with simultaneous racemization of the undesired enantiomer. The process is carried out by preferentially crystallizing out the desired enantiomer from a supersaturated solution of the racemic modification in a lower aliphatic acid, in the presence of an aliphatic or aromatic aldehyde.
Career Highlights
Chikara Hongo is associated with Tanabe Seiyaku Company, Limited, where he has been able to apply his expertise in optical resolution. His work has been instrumental in developing methods that enhance the efficiency and effectiveness of chemical processes.
Collaborations
Hongo has collaborated with notable colleagues such as Ichiro Chibata and Shigeki Yamada. These partnerships have contributed to the advancement of research and innovation in their respective fields.
Conclusion
Chikara Hongo's contributions to the field of optical resolution have made a significant impact on the scientific community. His innovative methods and collaborations continue to influence advancements in the industry.