Srinivasa Rao V N Divvela

Title: Innovations of Srinivasa Rao V N Divvela

Introduction

Srinivasa Rao V N Divvela is a notable inventor based in Hyderabad, Telangana, India. He has made significant contributions to the field of chemistry, particularly in the development of processes for the preparation of various chemical compounds. With a total of 2 patents to his name, he has demonstrated a commitment to advancing scientific knowledge and practical applications.

Latest Patents

His latest patents include a process for the preparation of biphosphonic acids. This innovative method involves an improved process for bisphosphonylation of acids and substituted acids to obtain compounds using phosphorus trihalide and phosphorus acid, in the presence of phenolic compounds as a diluent or solvent. Another significant patent is for the preparation of risedronate sodium hemi-pentahydrate. This invention relates to an improved process for the selective crystallization of 3-pyridyl-1-hydroxyethylidene-1,1-bisphosphonic acid sodium in pure hemi-pentahydrate form, achieved by first converting the acid into an organic amine salt and then replacing it with sodium salt.

Career Highlights

Srinivasa Rao is currently employed at Aurobindo Pharma Limited, where he continues to work on innovative pharmaceutical solutions. His expertise in chemical processes has been instrumental in the development of new drugs and therapies.

Collaborations

He has collaborated with notable coworkers such as Ramesh Dandala and Sivakumaran Meenakshisunderam, contributing to a dynamic and innovative work environment.

Conclusion

Srinivasa Rao V N Divvela's contributions to the field of chemistry through his patents and work at Aurobindo Pharma Limited highlight his role as a significant inventor. His innovative processes are paving the way for advancements in pharmaceutical chemistry.