Hiroo Nagano

Title: Hiroo Nagano: Innovator in Pharmaceutical Crystallization

Introduction

Hiroo Nagano is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of pharmaceutical crystallization. His innovative methods have paved the way for advancements in the production of pharmaceutical ingredients.

Latest Patents

Hiroo Nagano holds a patent for a process for the production of crystals of a benzoic acid derivative. This method involves preparing a crystal of 4-[(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)carbamoyl]benzoic acid, which exhibits a single endothermic peak at approximately 233°C in differential scanning calorimetry. The process includes recrystallizing the compound from a mixture of water and ethanol. This innovative method allows for the selective preparation of type-II crystals that are stable against physical impact. The resulting crystals are free from highly toxic hexane as a residual solvent, making them preferable as active ingredients in pharmaceuticals. Hiroo Nagano has 1 patent to his name.

Career Highlights

Throughout his career, Hiroo Nagano has worked with prominent companies in the pharmaceutical industry. Notably, he has been associated with Toko Pharmaceutical Industry Co., Ltd. and the Research Foundation Itsuu Laboratory. His work has significantly impacted the development of safer and more effective pharmaceutical products.

Collaborations

Hiroo Nagano has collaborated with various professionals in his field, including his coworker Hiroyuki Kagechika. Their joint efforts have contributed to advancements in pharmaceutical research and development.

Conclusion

Hiroo Nagano's innovative approach to crystallization in pharmaceuticals showcases his dedication to improving drug safety and efficacy. His contributions continue to influence the industry positively.