The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 20, 2026

Filed:

Dec. 13, 2022
Applicant:

Bracco Imaging S.p.a., Milan, IT;

Inventors:

Sonia Gazzetto, Cascinette d'Ivrea, IT;

Valeria Boi, Strambino, IT;

Andrea Banin, Collegno, IT;

Andrea Barale, Bibiana, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 257/00 (2006.01); C07F 11/00 (2006.01);
U.S. Cl.
CPC ...
C07D 257/00 (2013.01); C07F 11/005 (2013.01);
Abstract

The present invention relates to a process for the manufacturing of a mixture comprising the intermediate 1-[bis[2-hydroxy-3-[4,7,10-tris[2-(1,1-dimethylethoxy)-2-oxoethyl]-1,4,7,10-tetraazacyclododec-1-yl]propyl]amino]-1-deoxy-D-glucitol. Such intermediate is useful for the synthesis of the dimeric gadolinium complex [μ-[1-[bis[2-(hydroxy-κO)-3-[4,7,10-tris[(carboxy-κO)methyl]-1,4,7,10-tetraazacyclododec-1-yl-κN,κN,κN,κN]propyl]amino]-1-deoxy-D-glucitolate(6-)]]digadolinium complex, which can be employed as a contrast agent in the field of diagnostic imaging, and in particular of Magnetic Resonance Imaging (MRI).


Find Patent Forward Citations

Gazzetto, Sonia. (2026). Process for manufacturing a mixture comprising a dimeric macrocycle intermediate of a gadolinium complex (U.S. Patent No. 12767642). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12767642

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