Company Filing History:
Years Active: 1980-1981
Title: Helene M Pascal: Innovator in Chemical Synthesis
Introduction
Helene M Pascal is a notable inventor based in Le Pontet, France. She has made significant contributions to the field of chemical synthesis, particularly in the development of processes for creating scented products. With a total of 3 patents to her name, her work has garnered attention in the scientific community.
Latest Patents
One of her latest patents involves a process for the synthesis of 2,4-dinitro-6-t-butyl-3-methylanisole, commonly known as musk ambrette. This innovative process is characterized by the reaction of 6-t-butyl-3-methylanisole with a nitrating mixture that includes 30 to 50% acetic acid, 20 to 30% acetic anhydride, and 25 to 45% nitric acid, conducted at temperatures between 7°C and 15°C. The method allows for the recovery of the product in pure form with a good yield by adding small amounts of water to the crude reaction mixture. The application of this invention is primarily in the synthesis of scented products.
Career Highlights
Helene M Pascal is associated with the company Société Nationale des Poudres et Explosifs, where she continues to advance her research and development efforts. Her work has not only contributed to her personal achievements but has also played a role in the broader field of chemical engineering.
Collaborations
She collaborates with Jean-Marie L Emeury, further enhancing her research capabilities and expanding the impact of her inventions.
Conclusion
Helene M Pascal stands out as an influential inventor in the realm of chemical synthesis, with her innovative processes paving the way for advancements in the production of scented products. Her contributions are a testament to the importance of innovation in the chemical industry.