MUMBAI, India, June 27 -- Intellectual Property India has published a patent application (202518054305 A) filed by Retrotope, Inc., Los Altos, U.S.A., on June 5, for 'site-specific isotopic labeling of 1, 4-diene systems.'

Inventor(s) include Vidovic, Dragoslav; and Shchepinov, Mikhail, Sergeevich.

The application for the patent was published on June 27, under issue no. 26/2025.

According to the abstract released by the Intellectual Property India: "Methods for preparing isotopically modified 1,4-diene systems from non- isotopically modified 1,4-dienes involve selective oxidation of one or more bis-allylic position(s), or the preparation of isotopically modified 1,4-diene systems via trapping pi-allylic complexes with a source of deuteri...