Location History:
- Portage, MI (US) (1979)
- Hercules, CA (US) (1981 - 1988)
Company Filing History:
Years Active: 1979-1988
Title: The Innovative Contributions of James B Heather
Introduction
James B Heather is a notable inventor based in Hercules, California. He has made significant contributions to the field of chemistry, holding a total of 9 patents. His work primarily focuses on methods for chemical synthesis, showcasing his expertise and innovative spirit.
Latest Patents
Among his latest patents is a method for the preparation of benzyl mercaptan. This method involves reacting a benzyl halide with an alkali metal hydrosulfide salt under a hydrogen sulfide atmosphere. The reaction is conducted at a temperature of about 50°C until approximately 90% of the starting material is converted to benzyl mercaptan. The temperature is then increased to about 80°C for the remainder of the reaction, with the initial concentration of the hydrosulfide salt in solution being between 5% and 30% by weight. Another significant patent is for the production of acylated 1,3-dicarbonyl compounds. This process involves the rearrangement of the corresponding enol ester in the presence of a cyanide source, demonstrating his innovative approach to chemical synthesis.
Career Highlights
James B Heather has worked with several prominent companies throughout his career, including Stauffer Chemical Company and The Upjohn Company. His experience in these organizations has contributed to his development as a leading inventor in his field.
Collaborations
Throughout his career, James has collaborated with notable individuals such as David R White and Pamela D Milano. These collaborations have likely enriched his work and expanded his innovative capabilities.
Conclusion
James B Heather's contributions to the field of chemistry through his patents and collaborations highlight his role as a significant inventor. His innovative methods continue to influence the industry and inspire future advancements.