Swaminathan Shubashree

Title: Swaminathan Shubashree: Innovator in Phthalimidine Compounds

Introduction

Swaminathan Shubashree is a notable inventor based in Bengaluru, India. He has made significant contributions to the field of chemistry, particularly in the production and purification of phthalimidine compounds. With a total of 4 patents to his name, his work has implications in various industrial applications.

Latest Patents

His latest patents focus on methods for producing and purifying 2-aryl-3,3-bis(4-hydroxyaryl)phthalimidine compounds. The disclosed methods involve dissolving a crude phthalimidine compound in an aqueous base solution and precipitating it by adding an acid to lower the pH. This process results in a purified product with a phenolphthalein compound content of less than 2,500 ppm. Further trituration with aqueous methanol and recrystallization from isopropanol can yield a product with undetectable levels of phenolphthalein derivatives.

Career Highlights

Swaminathan has worked with prominent companies such as Sabic Innovative Plastics and Sabic Global Technologies. His experience in these organizations has allowed him to refine his expertise in chemical processes and innovations.

Collaborations

He has collaborated with notable colleagues, including Venkata Rama Narayanan and Ganapathy Bhotla, as well as Balakrishnan Ganesan. These collaborations have contributed to his research and development efforts in the field.

Conclusion

Swaminathan Shubashree's innovative work in the production and purification of phthalimidine compounds showcases his expertise and dedication to advancing chemical technologies. His contributions continue to impact the industry positively.