公开(公告)号：US11667601B2

公开(公告)日：2023-06-06

申请号：US17786623

申请日：2020-12-17

Applicant: BRACCO IMAGING S.P.A.

Inventor： Andrea Banin ,  Laura Galimberti ,  Roberta Napolitano ,  Roberta Fretta

IPC: C07C229/22 ,  C07C227/18

CPC classification number: C07C229/22 ,  C07C227/18

Abstract: The present invention relates to the calcium complex of (4RS)(4-carboxy-5,8,11-tris(carboxymethyl)-1-phenyl oxa-5,8,11-triazatridecan-13-oato(5-))pentahydrogen (BOPTA) in the form of a salt, to the process for its preparation and to a formulation comprising said salt.