MUMBAI, India, June 20 -- Intellectual Property India has published a patent application (202321085237 A) filed by Fdc Limited, Maharashtra, on Dec. 13, 2023, for 'process for preparing optically pure arformoterol.'

Inventor(s) include Chandavarkar, Mohan Anand; More, Kishor Ramdas; Sawant, Sudhir Shrirang; Patil, Prashant Bhaskarrao; and Chile, Akshay Rajaram.

The application for the patent was published on June 20, under issue no. 25/2025.

According to the abstract released by the Intellectual Property India: "The present invention relates to a novel single-step process for preparing optically pure (RR)-Formoterol (Arformoterol) or its pharmaceutically acceptable salts. The method involves resolving racemic Formoterol (RR, SS) using ch...