Complex of gadolinium and a chelating ligand derived from a diastereoisomerically enriched pcta and preparation and purification process

PH12021551725B1Active Publication Date: 2026-08-05GUERBET SA

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Patent Information

Application Number: PH12021551725
Authority / Receiving Office: PH · PH
Patent Type: Patents
Current Assignee / Owner
Filing Date: 2021-07-16
Publication Date: 2026-08-05
Estimated Expiration: 2041-07-16

Application Information

Patent Timeline

16 Jul 2021

Application

PH12021551725

05 Aug 2026

Publication

PH12021551725B1

Inventors: LE GRENEUR, Soizic; CHÉNEDÉ, Alain

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Abstract

The present invention relates to a complex having formula (II), consisting of at least 90% of a diastereoisomeric excess comprising a mixture of II-RRR and IISSS isomers having the formulas: (II-SSS) (II-RRR). The present invention also relates to a process for preparing and purifying said complex of formula (II) and to a composition comprising said complex.

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